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securityos/node_modules/axe-core/axe.js

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2024-09-06 15:32:35 +00:00
/*! axe v4.6.3
* Copyright (c) 2023 Deque Systems, Inc.
*
* Your use of this Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This entire copyright notice must appear in every copy of this file you
* distribute or in any file that contains substantial portions of this source
* code.
*/
(function axeFunction(window) {
var global = window;
var document = window.document;
'use strict';
function _typeof(obj) {
'@babel/helpers - typeof';
return _typeof = 'function' == typeof Symbol && 'symbol' == typeof Symbol.iterator ? function(obj) {
return typeof obj;
} : function(obj) {
return obj && 'function' == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? 'symbol' : typeof obj;
}, _typeof(obj);
}
var axe = axe || {};
axe.version = '4.6.3';
if (typeof define === 'function' && define.amd) {
define('axe-core', [], function() {
return axe;
});
}
if ((typeof module === 'undefined' ? 'undefined' : _typeof(module)) === 'object' && module.exports && typeof axeFunction.toString === 'function') {
axe.source = '(' + axeFunction.toString() + ')(typeof window === "object" ? window : this);';
module.exports = axe;
}
if (typeof window.getComputedStyle === 'function') {
window.axe = axe;
}
var commons;
function SupportError(error) {
this.name = 'SupportError';
this.cause = error.cause;
this.message = '`'.concat(error.cause, '` - feature unsupported in your environment.');
if (error.ruleId) {
this.ruleId = error.ruleId;
this.message += ' Skipping '.concat(this.ruleId, ' rule.');
}
this.stack = new Error().stack;
}
SupportError.prototype = Object.create(Error.prototype);
SupportError.prototype.constructor = SupportError;
'use strict';
var _excluded = [ 'node' ], _excluded2 = [ 'variant' ], _excluded3 = [ 'matches' ], _excluded4 = [ 'chromium' ], _excluded5 = [ 'noImplicit' ], _excluded6 = [ 'noPresentational' ], _excluded7 = [ 'node' ], _excluded8 = [ 'nodes' ], _excluded9 = [ 'node' ], _excluded10 = [ 'relatedNodes' ], _excluded11 = [ 'environmentData' ], _excluded12 = [ 'environmentData' ], _excluded13 = [ 'node' ], _excluded14 = [ 'environmentData' ], _excluded15 = [ 'environmentData' ], _excluded16 = [ 'environmentData' ];
function _toArray(arr) {
return _arrayWithHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableRest();
}
function _defineProperty(obj, key, value) {
key = _toPropertyKey(key);
if (key in obj) {
Object.defineProperty(obj, key, {
value: value,
enumerable: true,
configurable: true,
writable: true
});
} else {
obj[key] = value;
}
return obj;
}
function _inherits(subClass, superClass) {
if (typeof superClass !== 'function' && superClass !== null) {
throw new TypeError('Super expression must either be null or a function');
}
subClass.prototype = Object.create(superClass && superClass.prototype, {
constructor: {
value: subClass,
writable: true,
configurable: true
}
});
Object.defineProperty(subClass, 'prototype', {
writable: false
});
if (superClass) {
_setPrototypeOf(subClass, superClass);
}
}
function _setPrototypeOf(o, p) {
_setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) {
o.__proto__ = p;
return o;
};
return _setPrototypeOf(o, p);
}
function _createSuper(Derived) {
var hasNativeReflectConstruct = _isNativeReflectConstruct();
return function _createSuperInternal() {
var Super = _getPrototypeOf(Derived), result;
if (hasNativeReflectConstruct) {
var NewTarget = _getPrototypeOf(this).constructor;
result = Reflect.construct(Super, arguments, NewTarget);
} else {
result = Super.apply(this, arguments);
}
return _possibleConstructorReturn(this, result);
};
}
function _possibleConstructorReturn(self, call) {
if (call && (_typeof(call) === 'object' || typeof call === 'function')) {
return call;
} else if (call !== void 0) {
throw new TypeError('Derived constructors may only return object or undefined');
}
return _assertThisInitialized(self);
}
function _assertThisInitialized(self) {
if (self === void 0) {
throw new ReferenceError('this hasn\'t been initialised - super() hasn\'t been called');
}
return self;
}
function _isNativeReflectConstruct() {
if (typeof Reflect === 'undefined' || !Reflect.construct) {
return false;
}
if (Reflect.construct.sham) {
return false;
}
if (typeof Proxy === 'function') {
return true;
}
try {
Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function() {}));
return true;
} catch (e) {
return false;
}
}
function _getPrototypeOf(o) {
_getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) {
return o.__proto__ || Object.getPrototypeOf(o);
};
return _getPrototypeOf(o);
}
function _objectWithoutProperties(source, excluded) {
if (source == null) {
return {};
}
var target = _objectWithoutPropertiesLoose(source, excluded);
var key, i;
if (Object.getOwnPropertySymbols) {
var sourceSymbolKeys = Object.getOwnPropertySymbols(source);
for (i = 0; i < sourceSymbolKeys.length; i++) {
key = sourceSymbolKeys[i];
if (excluded.indexOf(key) >= 0) {
continue;
}
if (!Object.prototype.propertyIsEnumerable.call(source, key)) {
continue;
}
target[key] = source[key];
}
}
return target;
}
function _objectWithoutPropertiesLoose(source, excluded) {
if (source == null) {
return {};
}
var target = {};
var sourceKeys = Object.keys(source);
var key, i;
for (i = 0; i < sourceKeys.length; i++) {
key = sourceKeys[i];
if (excluded.indexOf(key) >= 0) {
continue;
}
target[key] = source[key];
}
return target;
}
function _toConsumableArray(arr) {
return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread();
}
function _nonIterableSpread() {
throw new TypeError('Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.');
}
function _iterableToArray(iter) {
if (typeof Symbol !== 'undefined' && iter[Symbol.iterator] != null || iter['@@iterator'] != null) {
return Array.from(iter);
}
}
function _arrayWithoutHoles(arr) {
if (Array.isArray(arr)) {
return _arrayLikeToArray(arr);
}
}
function _extends() {
_extends = Object.assign ? Object.assign.bind() : function(target) {
for (var i = 1; i < arguments.length; i++) {
var source = arguments[i];
for (var key in source) {
if (Object.prototype.hasOwnProperty.call(source, key)) {
target[key] = source[key];
}
}
}
return target;
};
return _extends.apply(this, arguments);
}
function _slicedToArray(arr, i) {
return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest();
}
function _nonIterableRest() {
throw new TypeError('Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.');
}
function _iterableToArrayLimit(arr, i) {
var _i = null == arr ? null : 'undefined' != typeof Symbol && arr[Symbol.iterator] || arr['@@iterator'];
if (null != _i) {
var _s, _e, _x, _r, _arr = [], _n = !0, _d = !1;
try {
if (_x = (_i = _i.call(arr)).next, 0 === i) {
if (Object(_i) !== _i) {
return;
}
_n = !1;
} else {
for (;!(_n = (_s = _x.call(_i)).done) && (_arr.push(_s.value), _arr.length !== i); _n = !0) {
}
}
} catch (err) {
_d = !0, _e = err;
} finally {
try {
if (!_n && null != _i['return'] && (_r = _i['return'](), Object(_r) !== _r)) {
return;
}
} finally {
if (_d) {
throw _e;
}
}
}
return _arr;
}
}
function _arrayWithHoles(arr) {
if (Array.isArray(arr)) {
return arr;
}
}
function _classCallCheck(instance, Constructor) {
if (!(instance instanceof Constructor)) {
throw new TypeError('Cannot call a class as a function');
}
}
function _defineProperties(target, props) {
for (var i = 0; i < props.length; i++) {
var descriptor = props[i];
descriptor.enumerable = descriptor.enumerable || false;
descriptor.configurable = true;
if ('value' in descriptor) {
descriptor.writable = true;
}
Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor);
}
}
function _createClass(Constructor, protoProps, staticProps) {
if (protoProps) {
_defineProperties(Constructor.prototype, protoProps);
}
if (staticProps) {
_defineProperties(Constructor, staticProps);
}
Object.defineProperty(Constructor, 'prototype', {
writable: false
});
return Constructor;
}
function _toPropertyKey(arg) {
var key = _toPrimitive(arg, 'string');
return _typeof(key) === 'symbol' ? key : String(key);
}
function _toPrimitive(input, hint) {
if (_typeof(input) !== 'object' || input === null) {
return input;
}
var prim = input[Symbol.toPrimitive];
if (prim !== undefined) {
var res = prim.call(input, hint || 'default');
if (_typeof(res) !== 'object') {
return res;
}
throw new TypeError('@@toPrimitive must return a primitive value.');
}
return (hint === 'string' ? String : Number)(input);
}
function _createForOfIteratorHelper(o, allowArrayLike) {
var it = typeof Symbol !== 'undefined' && o[Symbol.iterator] || o['@@iterator'];
if (!it) {
if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === 'number') {
if (it) {
o = it;
}
var i = 0;
var F = function F() {};
return {
s: F,
n: function n() {
if (i >= o.length) {
return {
done: true
};
}
return {
done: false,
value: o[i++]
};
},
e: function e(_e2) {
throw _e2;
},
f: F
};
}
throw new TypeError('Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.');
}
var normalCompletion = true, didErr = false, err;
return {
s: function s() {
it = it.call(o);
},
n: function n() {
var step = it.next();
normalCompletion = step.done;
return step;
},
e: function e(_e3) {
didErr = true;
err = _e3;
},
f: function f() {
try {
if (!normalCompletion && it['return'] != null) {
it['return']();
}
} finally {
if (didErr) {
throw err;
}
}
}
};
}
function _unsupportedIterableToArray(o, minLen) {
if (!o) {
return;
}
if (typeof o === 'string') {
return _arrayLikeToArray(o, minLen);
}
var n = Object.prototype.toString.call(o).slice(8, -1);
if (n === 'Object' && o.constructor) {
n = o.constructor.name;
}
if (n === 'Map' || n === 'Set') {
return Array.from(o);
}
if (n === 'Arguments' || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) {
return _arrayLikeToArray(o, minLen);
}
}
function _arrayLikeToArray(arr, len) {
if (len == null || len > arr.length) {
len = arr.length;
}
for (var i = 0, arr2 = new Array(len); i < len; i++) {
arr2[i] = arr[i];
}
return arr2;
}
function _typeof(obj) {
'@babel/helpers - typeof';
return _typeof = 'function' == typeof Symbol && 'symbol' == typeof Symbol.iterator ? function(obj) {
return typeof obj;
} : function(obj) {
return obj && 'function' == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? 'symbol' : typeof obj;
}, _typeof(obj);
}
(function() {
var __create = Object.create;
var __defProp = Object.defineProperty;
var __getProtoOf = Object.getPrototypeOf;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __markAsModule = function __markAsModule(target) {
return __defProp(target, '__esModule', {
value: true
});
};
var __commonJS = function __commonJS(cb, mod) {
return function() {
return mod || cb((mod = {
exports: {}
}).exports, mod), mod.exports;
};
};
var __export = function __export(target, all) {
for (var name in all) {
__defProp(target, name, {
get: all[name],
enumerable: true
});
}
};
var __exportStar = function __exportStar(target, module, desc) {
if (module && _typeof(module) === 'object' || typeof module === 'function') {
var _iterator = _createForOfIteratorHelper(__getOwnPropNames(module)), _step;
try {
var _loop = function _loop() {
var key = _step.value;
if (!__hasOwnProp.call(target, key) && key !== 'default') {
__defProp(target, key, {
get: function get() {
return module[key];
},
enumerable: !(desc = __getOwnPropDesc(module, key)) || desc.enumerable
});
}
};
for (_iterator.s(); !(_step = _iterator.n()).done; ) {
_loop();
}
} catch (err) {
_iterator.e(err);
} finally {
_iterator.f();
}
}
return target;
};
var __toModule = function __toModule(module) {
return __exportStar(__markAsModule(__defProp(module != null ? __create(__getProtoOf(module)) : {}, 'default', module && module.__esModule && 'default' in module ? {
get: function get() {
return module['default'];
},
enumerable: true
} : {
value: module,
enumerable: true
})), module);
};
var require_utils = __commonJS(function(exports) {
'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
function isIdentStart(c) {
return c >= 'a' && c <= 'z' || c >= 'A' && c <= 'Z' || c === '-' || c === '_';
}
exports.isIdentStart = isIdentStart;
function isIdent(c) {
return c >= 'a' && c <= 'z' || c >= 'A' && c <= 'Z' || c >= '0' && c <= '9' || c === '-' || c === '_';
}
exports.isIdent = isIdent;
function isHex(c) {
return c >= 'a' && c <= 'f' || c >= 'A' && c <= 'F' || c >= '0' && c <= '9';
}
exports.isHex = isHex;
function escapeIdentifier(s) {
var len = s.length;
var result = '';
var i = 0;
while (i < len) {
var chr = s.charAt(i);
if (exports.identSpecialChars[chr]) {
result += '\\' + chr;
} else {
if (!(chr === '_' || chr === '-' || chr >= 'A' && chr <= 'Z' || chr >= 'a' && chr <= 'z' || i !== 0 && chr >= '0' && chr <= '9')) {
var charCode = chr.charCodeAt(0);
if ((charCode & 63488) === 55296) {
var extraCharCode = s.charCodeAt(i++);
if ((charCode & 64512) !== 55296 || (extraCharCode & 64512) !== 56320) {
throw Error('UCS-2(decode): illegal sequence');
}
charCode = ((charCode & 1023) << 10) + (extraCharCode & 1023) + 65536;
}
result += '\\' + charCode.toString(16) + ' ';
} else {
result += chr;
}
}
i++;
}
return result;
}
exports.escapeIdentifier = escapeIdentifier;
function escapeStr(s) {
var len = s.length;
var result = '';
var i = 0;
var replacement;
while (i < len) {
var chr = s.charAt(i);
if (chr === '"') {
chr = '\\"';
} else if (chr === '\\') {
chr = '\\\\';
} else if ((replacement = exports.strReplacementsRev[chr]) !== void 0) {
chr = replacement;
}
result += chr;
i++;
}
return '"' + result + '"';
}
exports.escapeStr = escapeStr;
exports.identSpecialChars = {
'!': true,
'"': true,
'#': true,
$: true,
'%': true,
'&': true,
'\'': true,
'(': true,
')': true,
'*': true,
'+': true,
',': true,
'.': true,
'/': true,
';': true,
'<': true,
'=': true,
'>': true,
'?': true,
'@': true,
'[': true,
'\\': true,
']': true,
'^': true,
'`': true,
'{': true,
'|': true,
'}': true,
'~': true
};
exports.strReplacementsRev = {
'\n': '\\n',
'\r': '\\r',
'\t': '\\t',
'\f': '\\f',
'\v': '\\v'
};
exports.singleQuoteEscapeChars = {
n: '\n',
r: '\r',
t: '\t',
f: '\f',
'\\': '\\',
'\'': '\''
};
exports.doubleQuotesEscapeChars = {
n: '\n',
r: '\r',
t: '\t',
f: '\f',
'\\': '\\',
'"': '"'
};
});
var require_parser_context = __commonJS(function(exports) {
'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
var utils_1 = require_utils();
function parseCssSelector(str, pos, pseudos, attrEqualityMods, ruleNestingOperators, substitutesEnabled) {
var l = str.length;
var chr = '';
function getStr(quote, escapeTable) {
var result = '';
pos++;
chr = str.charAt(pos);
while (pos < l) {
if (chr === quote) {
pos++;
return result;
} else if (chr === '\\') {
pos++;
chr = str.charAt(pos);
var esc = void 0;
if (chr === quote) {
result += quote;
} else if ((esc = escapeTable[chr]) !== void 0) {
result += esc;
} else if (utils_1.isHex(chr)) {
var hex = chr;
pos++;
chr = str.charAt(pos);
while (utils_1.isHex(chr)) {
hex += chr;
pos++;
chr = str.charAt(pos);
}
if (chr === ' ') {
pos++;
chr = str.charAt(pos);
}
result += String.fromCharCode(parseInt(hex, 16));
continue;
} else {
result += chr;
}
} else {
result += chr;
}
pos++;
chr = str.charAt(pos);
}
return result;
}
function getIdent() {
var result = '';
chr = str.charAt(pos);
while (pos < l) {
if (utils_1.isIdent(chr)) {
result += chr;
} else if (chr === '\\') {
pos++;
if (pos >= l) {
throw Error('Expected symbol but end of file reached.');
}
chr = str.charAt(pos);
if (utils_1.identSpecialChars[chr]) {
result += chr;
} else if (utils_1.isHex(chr)) {
var hex = chr;
pos++;
chr = str.charAt(pos);
while (utils_1.isHex(chr)) {
hex += chr;
pos++;
chr = str.charAt(pos);
}
if (chr === ' ') {
pos++;
chr = str.charAt(pos);
}
result += String.fromCharCode(parseInt(hex, 16));
continue;
} else {
result += chr;
}
} else {
return result;
}
pos++;
chr = str.charAt(pos);
}
return result;
}
function skipWhitespace() {
chr = str.charAt(pos);
var result = false;
while (chr === ' ' || chr === '\t' || chr === '\n' || chr === '\r' || chr === '\f') {
result = true;
pos++;
chr = str.charAt(pos);
}
return result;
}
function parse2() {
var res = parseSelector();
if (pos < l) {
throw Error('Rule expected but "' + str.charAt(pos) + '" found.');
}
return res;
}
function parseSelector() {
var selector = parseSingleSelector();
if (!selector) {
return null;
}
var res = selector;
chr = str.charAt(pos);
while (chr === ',') {
pos++;
skipWhitespace();
if (res.type !== 'selectors') {
res = {
type: 'selectors',
selectors: [ selector ]
};
}
selector = parseSingleSelector();
if (!selector) {
throw Error('Rule expected after ",".');
}
res.selectors.push(selector);
}
return res;
}
function parseSingleSelector() {
skipWhitespace();
var selector = {
type: 'ruleSet'
};
var rule = parseRule();
if (!rule) {
return null;
}
var currentRule = selector;
while (rule) {
rule.type = 'rule';
currentRule.rule = rule;
currentRule = rule;
skipWhitespace();
chr = str.charAt(pos);
if (pos >= l || chr === ',' || chr === ')') {
break;
}
if (ruleNestingOperators[chr]) {
var op = chr;
pos++;
skipWhitespace();
rule = parseRule();
if (!rule) {
throw Error('Rule expected after "' + op + '".');
}
rule.nestingOperator = op;
} else {
rule = parseRule();
if (rule) {
rule.nestingOperator = null;
}
}
}
return selector;
}
function parseRule() {
var rule = null;
while (pos < l) {
chr = str.charAt(pos);
if (chr === '*') {
pos++;
(rule = rule || {}).tagName = '*';
} else if (utils_1.isIdentStart(chr) || chr === '\\') {
(rule = rule || {}).tagName = getIdent();
} else if (chr === '.') {
pos++;
rule = rule || {};
(rule.classNames = rule.classNames || []).push(getIdent());
} else if (chr === '#') {
pos++;
(rule = rule || {}).id = getIdent();
} else if (chr === '[') {
pos++;
skipWhitespace();
var attr = {
name: getIdent()
};
skipWhitespace();
if (chr === ']') {
pos++;
} else {
var operator = '';
if (attrEqualityMods[chr]) {
operator = chr;
pos++;
chr = str.charAt(pos);
}
if (pos >= l) {
throw Error('Expected "=" but end of file reached.');
}
if (chr !== '=') {
throw Error('Expected "=" but "' + chr + '" found.');
}
attr.operator = operator + '=';
pos++;
skipWhitespace();
var attrValue = '';
attr.valueType = 'string';
if (chr === '"') {
attrValue = getStr('"', utils_1.doubleQuotesEscapeChars);
} else if (chr === '\'') {
attrValue = getStr('\'', utils_1.singleQuoteEscapeChars);
} else if (substitutesEnabled && chr === '$') {
pos++;
attrValue = getIdent();
attr.valueType = 'substitute';
} else {
while (pos < l) {
if (chr === ']') {
break;
}
attrValue += chr;
pos++;
chr = str.charAt(pos);
}
attrValue = attrValue.trim();
}
skipWhitespace();
if (pos >= l) {
throw Error('Expected "]" but end of file reached.');
}
if (chr !== ']') {
throw Error('Expected "]" but "' + chr + '" found.');
}
pos++;
attr.value = attrValue;
}
rule = rule || {};
(rule.attrs = rule.attrs || []).push(attr);
} else if (chr === ':') {
pos++;
var pseudoName = getIdent();
var pseudo = {
name: pseudoName
};
if (chr === '(') {
pos++;
var value = '';
skipWhitespace();
if (pseudos[pseudoName] === 'selector') {
pseudo.valueType = 'selector';
value = parseSelector();
} else {
pseudo.valueType = pseudos[pseudoName] || 'string';
if (chr === '"') {
value = getStr('"', utils_1.doubleQuotesEscapeChars);
} else if (chr === '\'') {
value = getStr('\'', utils_1.singleQuoteEscapeChars);
} else if (substitutesEnabled && chr === '$') {
pos++;
value = getIdent();
pseudo.valueType = 'substitute';
} else {
while (pos < l) {
if (chr === ')') {
break;
}
value += chr;
pos++;
chr = str.charAt(pos);
}
value = value.trim();
}
skipWhitespace();
}
if (pos >= l) {
throw Error('Expected ")" but end of file reached.');
}
if (chr !== ')') {
throw Error('Expected ")" but "' + chr + '" found.');
}
pos++;
pseudo.value = value;
}
rule = rule || {};
(rule.pseudos = rule.pseudos || []).push(pseudo);
} else {
break;
}
}
return rule;
}
return parse2();
}
exports.parseCssSelector = parseCssSelector;
});
var require_render = __commonJS(function(exports) {
'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
var utils_1 = require_utils();
function renderEntity(entity) {
var res = '';
switch (entity.type) {
case 'ruleSet':
var currentEntity = entity.rule;
var parts = [];
while (currentEntity) {
if (currentEntity.nestingOperator) {
parts.push(currentEntity.nestingOperator);
}
parts.push(renderEntity(currentEntity));
currentEntity = currentEntity.rule;
}
res = parts.join(' ');
break;
case 'selectors':
res = entity.selectors.map(renderEntity).join(', ');
break;
case 'rule':
if (entity.tagName) {
if (entity.tagName === '*') {
res = '*';
} else {
res = utils_1.escapeIdentifier(entity.tagName);
}
}
if (entity.id) {
res += '#' + utils_1.escapeIdentifier(entity.id);
}
if (entity.classNames) {
res += entity.classNames.map(function(cn) {
return '.' + utils_1.escapeIdentifier(cn);
}).join('');
}
if (entity.attrs) {
res += entity.attrs.map(function(attr) {
if ('operator' in attr) {
if (attr.valueType === 'substitute') {
return '[' + utils_1.escapeIdentifier(attr.name) + attr.operator + '$' + attr.value + ']';
} else {
return '[' + utils_1.escapeIdentifier(attr.name) + attr.operator + utils_1.escapeStr(attr.value) + ']';
}
} else {
return '[' + utils_1.escapeIdentifier(attr.name) + ']';
}
}).join('');
}
if (entity.pseudos) {
res += entity.pseudos.map(function(pseudo) {
if (pseudo.valueType) {
if (pseudo.valueType === 'selector') {
return ':' + utils_1.escapeIdentifier(pseudo.name) + '(' + renderEntity(pseudo.value) + ')';
} else if (pseudo.valueType === 'substitute') {
return ':' + utils_1.escapeIdentifier(pseudo.name) + '($' + pseudo.value + ')';
} else if (pseudo.valueType === 'numeric') {
return ':' + utils_1.escapeIdentifier(pseudo.name) + '(' + pseudo.value + ')';
} else {
return ':' + utils_1.escapeIdentifier(pseudo.name) + '(' + utils_1.escapeIdentifier(pseudo.value) + ')';
}
} else {
return ':' + utils_1.escapeIdentifier(pseudo.name);
}
}).join('');
}
break;
default:
throw Error('Unknown entity type: "' + entity.type + '".');
}
return res;
}
exports.renderEntity = renderEntity;
});
var require_lib = __commonJS(function(exports) {
'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
var parser_context_1 = require_parser_context();
var render_1 = require_render();
var CssSelectorParser3 = function() {
function CssSelectorParser4() {
this.pseudos = {};
this.attrEqualityMods = {};
this.ruleNestingOperators = {};
this.substitutesEnabled = false;
}
CssSelectorParser4.prototype.registerSelectorPseudos = function() {
var pseudos = [];
for (var _i = 0; _i < arguments.length; _i++) {
pseudos[_i] = arguments[_i];
}
for (var _a = 0, pseudos_1 = pseudos; _a < pseudos_1.length; _a++) {
var pseudo = pseudos_1[_a];
this.pseudos[pseudo] = 'selector';
}
return this;
};
CssSelectorParser4.prototype.unregisterSelectorPseudos = function() {
var pseudos = [];
for (var _i = 0; _i < arguments.length; _i++) {
pseudos[_i] = arguments[_i];
}
for (var _a = 0, pseudos_2 = pseudos; _a < pseudos_2.length; _a++) {
var pseudo = pseudos_2[_a];
delete this.pseudos[pseudo];
}
return this;
};
CssSelectorParser4.prototype.registerNumericPseudos = function() {
var pseudos = [];
for (var _i = 0; _i < arguments.length; _i++) {
pseudos[_i] = arguments[_i];
}
for (var _a = 0, pseudos_3 = pseudos; _a < pseudos_3.length; _a++) {
var pseudo = pseudos_3[_a];
this.pseudos[pseudo] = 'numeric';
}
return this;
};
CssSelectorParser4.prototype.unregisterNumericPseudos = function() {
var pseudos = [];
for (var _i = 0; _i < arguments.length; _i++) {
pseudos[_i] = arguments[_i];
}
for (var _a = 0, pseudos_4 = pseudos; _a < pseudos_4.length; _a++) {
var pseudo = pseudos_4[_a];
delete this.pseudos[pseudo];
}
return this;
};
CssSelectorParser4.prototype.registerNestingOperators = function() {
var operators = [];
for (var _i = 0; _i < arguments.length; _i++) {
operators[_i] = arguments[_i];
}
for (var _a = 0, operators_1 = operators; _a < operators_1.length; _a++) {
var operator = operators_1[_a];
this.ruleNestingOperators[operator] = true;
}
return this;
};
CssSelectorParser4.prototype.unregisterNestingOperators = function() {
var operators = [];
for (var _i = 0; _i < arguments.length; _i++) {
operators[_i] = arguments[_i];
}
for (var _a = 0, operators_2 = operators; _a < operators_2.length; _a++) {
var operator = operators_2[_a];
delete this.ruleNestingOperators[operator];
}
return this;
};
CssSelectorParser4.prototype.registerAttrEqualityMods = function() {
var mods = [];
for (var _i = 0; _i < arguments.length; _i++) {
mods[_i] = arguments[_i];
}
for (var _a = 0, mods_1 = mods; _a < mods_1.length; _a++) {
var mod = mods_1[_a];
this.attrEqualityMods[mod] = true;
}
return this;
};
CssSelectorParser4.prototype.unregisterAttrEqualityMods = function() {
var mods = [];
for (var _i = 0; _i < arguments.length; _i++) {
mods[_i] = arguments[_i];
}
for (var _a = 0, mods_2 = mods; _a < mods_2.length; _a++) {
var mod = mods_2[_a];
delete this.attrEqualityMods[mod];
}
return this;
};
CssSelectorParser4.prototype.enableSubstitutes = function() {
this.substitutesEnabled = true;
return this;
};
CssSelectorParser4.prototype.disableSubstitutes = function() {
this.substitutesEnabled = false;
return this;
};
CssSelectorParser4.prototype.parse = function(str) {
return parser_context_1.parseCssSelector(str, 0, this.pseudos, this.attrEqualityMods, this.ruleNestingOperators, this.substitutesEnabled);
};
CssSelectorParser4.prototype.render = function(path) {
return render_1.renderEntity(path).trim();
};
return CssSelectorParser4;
}();
exports.CssSelectorParser = CssSelectorParser3;
});
var require_noop = __commonJS(function(exports, module) {
'use strict';
module.exports = function() {};
});
var require_is_value = __commonJS(function(exports, module) {
'use strict';
var _undefined = require_noop()();
module.exports = function(val) {
return val !== _undefined && val !== null;
};
});
var require_normalize_options = __commonJS(function(exports, module) {
'use strict';
var isValue = require_is_value();
var forEach = Array.prototype.forEach;
var create = Object.create;
var process2 = function process2(src, obj) {
var key;
for (key in src) {
obj[key] = src[key];
}
};
module.exports = function(opts1) {
var result = create(null);
forEach.call(arguments, function(options) {
if (!isValue(options)) {
return;
}
process2(Object(options), result);
});
return result;
};
});
var require_is_implemented = __commonJS(function(exports, module) {
'use strict';
module.exports = function() {
var sign = Math.sign;
if (typeof sign !== 'function') {
return false;
}
return sign(10) === 1 && sign(-20) === -1;
};
});
var require_shim = __commonJS(function(exports, module) {
'use strict';
module.exports = function(value) {
value = Number(value);
if (isNaN(value) || value === 0) {
return value;
}
return value > 0 ? 1 : -1;
};
});
var require_sign = __commonJS(function(exports, module) {
'use strict';
module.exports = require_is_implemented()() ? Math.sign : require_shim();
});
var require_to_integer = __commonJS(function(exports, module) {
'use strict';
var sign = require_sign();
var abs = Math.abs;
var floor = Math.floor;
module.exports = function(value) {
if (isNaN(value)) {
return 0;
}
value = Number(value);
if (value === 0 || !isFinite(value)) {
return value;
}
return sign(value) * floor(abs(value));
};
});
var require_to_pos_integer = __commonJS(function(exports, module) {
'use strict';
var toInteger = require_to_integer();
var max = Math.max;
module.exports = function(value) {
return max(0, toInteger(value));
};
});
var require_resolve_length = __commonJS(function(exports, module) {
'use strict';
var toPosInt = require_to_pos_integer();
module.exports = function(optsLength, fnLength, isAsync) {
var length;
if (isNaN(optsLength)) {
length = fnLength;
if (!(length >= 0)) {
return 1;
}
if (isAsync && length) {
return length - 1;
}
return length;
}
if (optsLength === false) {
return false;
}
return toPosInt(optsLength);
};
});
var require_valid_callable = __commonJS(function(exports, module) {
'use strict';
module.exports = function(fn) {
if (typeof fn !== 'function') {
throw new TypeError(fn + ' is not a function');
}
return fn;
};
});
var require_valid_value = __commonJS(function(exports, module) {
'use strict';
var isValue = require_is_value();
module.exports = function(value) {
if (!isValue(value)) {
throw new TypeError('Cannot use null or undefined');
}
return value;
};
});
var require_iterate = __commonJS(function(exports, module) {
'use strict';
var callable = require_valid_callable();
var value = require_valid_value();
var bind = Function.prototype.bind;
var call = Function.prototype.call;
var keys = Object.keys;
var objPropertyIsEnumerable = Object.prototype.propertyIsEnumerable;
module.exports = function(method, defVal) {
return function(obj, cb) {
var list, thisArg = arguments[2], compareFn = arguments[3];
obj = Object(value(obj));
callable(cb);
list = keys(obj);
if (compareFn) {
list.sort(typeof compareFn === 'function' ? bind.call(compareFn, obj) : void 0);
}
if (typeof method !== 'function') {
method = list[method];
}
return call.call(method, list, function(key, index) {
if (!objPropertyIsEnumerable.call(obj, key)) {
return defVal;
}
return call.call(cb, thisArg, obj[key], key, obj, index);
});
};
};
});
var require_for_each = __commonJS(function(exports, module) {
'use strict';
module.exports = require_iterate()('forEach');
});
var require_registered_extensions = __commonJS(function() {
'use strict';
});
var require_is_implemented2 = __commonJS(function(exports, module) {
'use strict';
module.exports = function() {
var assign = Object.assign, obj;
if (typeof assign !== 'function') {
return false;
}
obj = {
foo: 'raz'
};
assign(obj, {
bar: 'dwa'
}, {
trzy: 'trzy'
});
return obj.foo + obj.bar + obj.trzy === 'razdwatrzy';
};
});
var require_is_implemented3 = __commonJS(function(exports, module) {
'use strict';
module.exports = function() {
try {
Object.keys('primitive');
return true;
} catch (e) {
return false;
}
};
});
var require_shim2 = __commonJS(function(exports, module) {
'use strict';
var isValue = require_is_value();
var keys = Object.keys;
module.exports = function(object) {
return keys(isValue(object) ? Object(object) : object);
};
});
var require_keys = __commonJS(function(exports, module) {
'use strict';
module.exports = require_is_implemented3()() ? Object.keys : require_shim2();
});
var require_shim3 = __commonJS(function(exports, module) {
'use strict';
var keys = require_keys();
var value = require_valid_value();
var max = Math.max;
module.exports = function(dest, src) {
var error, i, length = max(arguments.length, 2), assign;
dest = Object(value(dest));
assign = function assign(key) {
try {
dest[key] = src[key];
} catch (e) {
if (!error) {
error = e;
}
}
};
for (i = 1; i < length; ++i) {
src = arguments[i];
keys(src).forEach(assign);
}
if (error !== void 0) {
throw error;
}
return dest;
};
});
var require_assign = __commonJS(function(exports, module) {
'use strict';
module.exports = require_is_implemented2()() ? Object.assign : require_shim3();
});
var require_is_object = __commonJS(function(exports, module) {
'use strict';
var isValue = require_is_value();
var map = {
function: true,
object: true
};
module.exports = function(value) {
return isValue(value) && map[_typeof(value)] || false;
};
});
var require_custom = __commonJS(function(exports, module) {
'use strict';
var assign = require_assign();
var isObject = require_is_object();
var isValue = require_is_value();
var captureStackTrace = Error.captureStackTrace;
module.exports = function(message) {
var err2 = new Error(message), code = arguments[1], ext = arguments[2];
if (!isValue(ext)) {
if (isObject(code)) {
ext = code;
code = null;
}
}
if (isValue(ext)) {
assign(err2, ext);
}
if (isValue(code)) {
err2.code = code;
}
if (captureStackTrace) {
captureStackTrace(err2, module.exports);
}
return err2;
};
});
var require_mixin = __commonJS(function(exports, module) {
'use strict';
var value = require_valid_value();
var defineProperty = Object.defineProperty;
var getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
var getOwnPropertyNames = Object.getOwnPropertyNames;
var getOwnPropertySymbols = Object.getOwnPropertySymbols;
module.exports = function(target, source) {
var error, sourceObject = Object(value(source));
target = Object(value(target));
getOwnPropertyNames(sourceObject).forEach(function(name) {
try {
defineProperty(target, name, getOwnPropertyDescriptor(source, name));
} catch (e) {
error = e;
}
});
if (typeof getOwnPropertySymbols === 'function') {
getOwnPropertySymbols(sourceObject).forEach(function(symbol) {
try {
defineProperty(target, symbol, getOwnPropertyDescriptor(source, symbol));
} catch (e) {
error = e;
}
});
}
if (error !== void 0) {
throw error;
}
return target;
};
});
var require_define_length = __commonJS(function(exports, module) {
'use strict';
var toPosInt = require_to_pos_integer();
var test = function test(arg1, arg2) {
return arg2;
};
var desc;
var defineProperty;
var generate;
var mixin;
try {
Object.defineProperty(test, 'length', {
configurable: true,
writable: false,
enumerable: false,
value: 1
});
} catch (ignore) {}
if (test.length === 1) {
desc = {
configurable: true,
writable: false,
enumerable: false
};
defineProperty = Object.defineProperty;
module.exports = function(fn, length) {
length = toPosInt(length);
if (fn.length === length) {
return fn;
}
desc.value = length;
return defineProperty(fn, 'length', desc);
};
} else {
mixin = require_mixin();
generate = function() {
var cache2 = [];
return function(length) {
var args, i = 0;
if (cache2[length]) {
return cache2[length];
}
args = [];
while (length--) {
args.push('a' + (++i).toString(36));
}
return new Function('fn', 'return function (' + args.join(', ') + ') { return fn.apply(this, arguments); };');
};
}();
module.exports = function(src, length) {
var target;
length = toPosInt(length);
if (src.length === length) {
return src;
}
target = generate(length)(src);
try {
mixin(target, src);
} catch (ignore) {}
return target;
};
}
});
var require_is = __commonJS(function(exports, module) {
'use strict';
var _undefined = void 0;
module.exports = function(value) {
return value !== _undefined && value !== null;
};
});
var require_is2 = __commonJS(function(exports, module) {
'use strict';
var isValue = require_is();
var possibleTypes = {
object: true,
function: true,
undefined: true
};
module.exports = function(value) {
if (!isValue(value)) {
return false;
}
return hasOwnProperty.call(possibleTypes, _typeof(value));
};
});
var require_is3 = __commonJS(function(exports, module) {
'use strict';
var isObject = require_is2();
module.exports = function(value) {
if (!isObject(value)) {
return false;
}
try {
if (!value.constructor) {
return false;
}
return value.constructor.prototype === value;
} catch (error) {
return false;
}
};
});
var require_is4 = __commonJS(function(exports, module) {
'use strict';
var isPrototype = require_is3();
module.exports = function(value) {
if (typeof value !== 'function') {
return false;
}
if (!hasOwnProperty.call(value, 'length')) {
return false;
}
try {
if (typeof value.length !== 'number') {
return false;
}
if (typeof value.call !== 'function') {
return false;
}
if (typeof value.apply !== 'function') {
return false;
}
} catch (error) {
return false;
}
return !isPrototype(value);
};
});
var require_is5 = __commonJS(function(exports, module) {
'use strict';
var isFunction = require_is4();
var classRe = /^\s*class[\s{/}]/;
var functionToString = Function.prototype.toString;
module.exports = function(value) {
if (!isFunction(value)) {
return false;
}
if (classRe.test(functionToString.call(value))) {
return false;
}
return true;
};
});
var require_is_implemented4 = __commonJS(function(exports, module) {
'use strict';
var str = 'razdwatrzy';
module.exports = function() {
if (typeof str.contains !== 'function') {
return false;
}
return str.contains('dwa') === true && str.contains('foo') === false;
};
});
var require_shim4 = __commonJS(function(exports, module) {
'use strict';
var indexOf = String.prototype.indexOf;
module.exports = function(searchString) {
return indexOf.call(this, searchString, arguments[1]) > -1;
};
});
var require_contains = __commonJS(function(exports, module) {
'use strict';
module.exports = require_is_implemented4()() ? String.prototype.contains : require_shim4();
});
var require_d = __commonJS(function(exports, module) {
'use strict';
var isValue = require_is();
var isPlainFunction = require_is5();
var assign = require_assign();
var normalizeOpts = require_normalize_options();
var contains3 = require_contains();
var d = module.exports = function(dscr, value) {
var c, e, w, options, desc;
if (arguments.length < 2 || typeof dscr !== 'string') {
options = value;
value = dscr;
dscr = null;
} else {
options = arguments[2];
}
if (isValue(dscr)) {
c = contains3.call(dscr, 'c');
e = contains3.call(dscr, 'e');
w = contains3.call(dscr, 'w');
} else {
c = w = true;
e = false;
}
desc = {
value: value,
configurable: c,
enumerable: e,
writable: w
};
return !options ? desc : assign(normalizeOpts(options), desc);
};
d.gs = function(dscr, get, set) {
var c, e, options, desc;
if (typeof dscr !== 'string') {
options = set;
set = get;
get = dscr;
dscr = null;
} else {
options = arguments[3];
}
if (!isValue(get)) {
get = void 0;
} else if (!isPlainFunction(get)) {
options = get;
get = set = void 0;
} else if (!isValue(set)) {
set = void 0;
} else if (!isPlainFunction(set)) {
options = set;
set = void 0;
}
if (isValue(dscr)) {
c = contains3.call(dscr, 'c');
e = contains3.call(dscr, 'e');
} else {
c = true;
e = false;
}
desc = {
get: get,
set: set,
configurable: c,
enumerable: e
};
return !options ? desc : assign(normalizeOpts(options), desc);
};
});
var require_event_emitter = __commonJS(function(exports, module) {
'use strict';
var d = require_d();
var callable = require_valid_callable();
var apply = Function.prototype.apply;
var call = Function.prototype.call;
var create = Object.create;
var defineProperty = Object.defineProperty;
var defineProperties = Object.defineProperties;
var hasOwnProperty2 = Object.prototype.hasOwnProperty;
var descriptor = {
configurable: true,
enumerable: false,
writable: true
};
var on;
var once;
var off;
var emit;
var methods;
var descriptors;
var base;
on = function on(type, listener) {
var data2;
callable(listener);
if (!hasOwnProperty2.call(this, '__ee__')) {
data2 = descriptor.value = create(null);
defineProperty(this, '__ee__', descriptor);
descriptor.value = null;
} else {
data2 = this.__ee__;
}
if (!data2[type]) {
data2[type] = listener;
} else if (_typeof(data2[type]) === 'object') {
data2[type].push(listener);
} else {
data2[type] = [ data2[type], listener ];
}
return this;
};
once = function once(type, listener) {
var _once, self2;
callable(listener);
self2 = this;
on.call(this, type, _once = function once2() {
off.call(self2, type, _once);
apply.call(listener, this, arguments);
});
_once.__eeOnceListener__ = listener;
return this;
};
off = function off(type, listener) {
var data2, listeners, candidate, i;
callable(listener);
if (!hasOwnProperty2.call(this, '__ee__')) {
return this;
}
data2 = this.__ee__;
if (!data2[type]) {
return this;
}
listeners = data2[type];
if (_typeof(listeners) === 'object') {
for (i = 0; candidate = listeners[i]; ++i) {
if (candidate === listener || candidate.__eeOnceListener__ === listener) {
if (listeners.length === 2) {
data2[type] = listeners[i ? 0 : 1];
} else {
listeners.splice(i, 1);
}
}
}
} else {
if (listeners === listener || listeners.__eeOnceListener__ === listener) {
delete data2[type];
}
}
return this;
};
emit = function emit(type) {
var i, l, listener, listeners, args;
if (!hasOwnProperty2.call(this, '__ee__')) {
return;
}
listeners = this.__ee__[type];
if (!listeners) {
return;
}
if (_typeof(listeners) === 'object') {
l = arguments.length;
args = new Array(l - 1);
for (i = 1; i < l; ++i) {
args[i - 1] = arguments[i];
}
listeners = listeners.slice();
for (i = 0; listener = listeners[i]; ++i) {
apply.call(listener, this, args);
}
} else {
switch (arguments.length) {
case 1:
call.call(listeners, this);
break;
case 2:
call.call(listeners, this, arguments[1]);
break;
case 3:
call.call(listeners, this, arguments[1], arguments[2]);
break;
default:
l = arguments.length;
args = new Array(l - 1);
for (i = 1; i < l; ++i) {
args[i - 1] = arguments[i];
}
apply.call(listeners, this, args);
}
}
};
methods = {
on: on,
once: once,
off: off,
emit: emit
};
descriptors = {
on: d(on),
once: d(once),
off: d(off),
emit: d(emit)
};
base = defineProperties({}, descriptors);
module.exports = exports = function exports(o) {
return o == null ? create(base) : defineProperties(Object(o), descriptors);
};
exports.methods = methods;
});
var require_is_implemented5 = __commonJS(function(exports, module) {
'use strict';
module.exports = function() {
var from = Array.from, arr, result;
if (typeof from !== 'function') {
return false;
}
arr = [ 'raz', 'dwa' ];
result = from(arr);
return Boolean(result && result !== arr && result[1] === 'dwa');
};
});
var require_is_implemented6 = __commonJS(function(exports, module) {
'use strict';
module.exports = function() {
if ((typeof globalThis === 'undefined' ? 'undefined' : _typeof(globalThis)) !== 'object') {
return false;
}
if (!globalThis) {
return false;
}
return globalThis.Array === Array;
};
});
var require_implementation = __commonJS(function(exports, module) {
var naiveFallback = function naiveFallback() {
if ((typeof self === 'undefined' ? 'undefined' : _typeof(self)) === 'object' && self) {
return self;
}
if ((typeof window === 'undefined' ? 'undefined' : _typeof(window)) === 'object' && window) {
return window;
}
throw new Error('Unable to resolve global `this`');
};
module.exports = function() {
if (this) {
return this;
}
try {
Object.defineProperty(Object.prototype, '__global__', {
get: function get() {
return this;
},
configurable: true
});
} catch (error) {
return naiveFallback();
}
try {
if (!__global__) {
return naiveFallback();
}
return __global__;
} finally {
delete Object.prototype.__global__;
}
}();
});
var require_global_this = __commonJS(function(exports, module) {
'use strict';
module.exports = require_is_implemented6()() ? globalThis : require_implementation();
});
var require_is_implemented7 = __commonJS(function(exports, module) {
'use strict';
var global2 = require_global_this();
var validTypes = {
object: true,
symbol: true
};
module.exports = function() {
var _Symbol = global2.Symbol;
var symbol;
if (typeof _Symbol !== 'function') {
return false;
}
symbol = _Symbol('test symbol');
try {
String(symbol);
} catch (e) {
return false;
}
if (!validTypes[_typeof(_Symbol.iterator)]) {
return false;
}
if (!validTypes[_typeof(_Symbol.toPrimitive)]) {
return false;
}
if (!validTypes[_typeof(_Symbol.toStringTag)]) {
return false;
}
return true;
};
});
var require_is_symbol = __commonJS(function(exports, module) {
'use strict';
module.exports = function(value) {
if (!value) {
return false;
}
if (_typeof(value) === 'symbol') {
return true;
}
if (!value.constructor) {
return false;
}
if (value.constructor.name !== 'Symbol') {
return false;
}
return value[value.constructor.toStringTag] === 'Symbol';
};
});
var require_validate_symbol = __commonJS(function(exports, module) {
'use strict';
var isSymbol = require_is_symbol();
module.exports = function(value) {
if (!isSymbol(value)) {
throw new TypeError(value + ' is not a symbol');
}
return value;
};
});
var require_generate_name = __commonJS(function(exports, module) {
'use strict';
var d = require_d();
var create = Object.create;
var defineProperty = Object.defineProperty;
var objPrototype = Object.prototype;
var created = create(null);
module.exports = function(desc) {
var postfix = 0, name, ie11BugWorkaround;
while (created[desc + (postfix || '')]) {
++postfix;
}
desc += postfix || '';
created[desc] = true;
name = '@@' + desc;
defineProperty(objPrototype, name, d.gs(null, function(value) {
if (ie11BugWorkaround) {
return;
}
ie11BugWorkaround = true;
defineProperty(this, name, d(value));
ie11BugWorkaround = false;
}));
return name;
};
});
var require_standard_symbols = __commonJS(function(exports, module) {
'use strict';
var d = require_d();
var NativeSymbol = require_global_this().Symbol;
module.exports = function(SymbolPolyfill) {
return Object.defineProperties(SymbolPolyfill, {
hasInstance: d('', NativeSymbol && NativeSymbol.hasInstance || SymbolPolyfill('hasInstance')),
isConcatSpreadable: d('', NativeSymbol && NativeSymbol.isConcatSpreadable || SymbolPolyfill('isConcatSpreadable')),
iterator: d('', NativeSymbol && NativeSymbol.iterator || SymbolPolyfill('iterator')),
match: d('', NativeSymbol && NativeSymbol.match || SymbolPolyfill('match')),
replace: d('', NativeSymbol && NativeSymbol.replace || SymbolPolyfill('replace')),
search: d('', NativeSymbol && NativeSymbol.search || SymbolPolyfill('search')),
species: d('', NativeSymbol && NativeSymbol.species || SymbolPolyfill('species')),
split: d('', NativeSymbol && NativeSymbol.split || SymbolPolyfill('split')),
toPrimitive: d('', NativeSymbol && NativeSymbol.toPrimitive || SymbolPolyfill('toPrimitive')),
toStringTag: d('', NativeSymbol && NativeSymbol.toStringTag || SymbolPolyfill('toStringTag')),
unscopables: d('', NativeSymbol && NativeSymbol.unscopables || SymbolPolyfill('unscopables'))
});
};
});
var require_symbol_registry = __commonJS(function(exports, module) {
'use strict';
var d = require_d();
var validateSymbol = require_validate_symbol();
var registry = Object.create(null);
module.exports = function(SymbolPolyfill) {
return Object.defineProperties(SymbolPolyfill, {
for: d(function(key) {
if (registry[key]) {
return registry[key];
}
return registry[key] = SymbolPolyfill(String(key));
}),
keyFor: d(function(symbol) {
var key;
validateSymbol(symbol);
for (key in registry) {
if (registry[key] === symbol) {
return key;
}
}
return void 0;
})
});
};
});
var require_polyfill = __commonJS(function(exports, module) {
'use strict';
var d = require_d();
var validateSymbol = require_validate_symbol();
var NativeSymbol = require_global_this().Symbol;
var generateName = require_generate_name();
var setupStandardSymbols = require_standard_symbols();
var setupSymbolRegistry = require_symbol_registry();
var create = Object.create;
var defineProperties = Object.defineProperties;
var defineProperty = Object.defineProperty;
var SymbolPolyfill;
var HiddenSymbol;
var isNativeSafe;
if (typeof NativeSymbol === 'function') {
try {
String(NativeSymbol());
isNativeSafe = true;
} catch (ignore) {}
} else {
NativeSymbol = null;
}
HiddenSymbol = function _Symbol2(description) {
if (this instanceof HiddenSymbol) {
throw new TypeError('Symbol is not a constructor');
}
return SymbolPolyfill(description);
};
module.exports = SymbolPolyfill = function _Symbol3(description) {
var symbol;
if (this instanceof _Symbol3) {
throw new TypeError('Symbol is not a constructor');
}
if (isNativeSafe) {
return NativeSymbol(description);
}
symbol = create(HiddenSymbol.prototype);
description = description === void 0 ? '' : String(description);
return defineProperties(symbol, {
__description__: d('', description),
__name__: d('', generateName(description))
});
};
setupStandardSymbols(SymbolPolyfill);
setupSymbolRegistry(SymbolPolyfill);
defineProperties(HiddenSymbol.prototype, {
constructor: d(SymbolPolyfill),
toString: d('', function() {
return this.__name__;
})
});
defineProperties(SymbolPolyfill.prototype, {
toString: d(function() {
return 'Symbol (' + validateSymbol(this).__description__ + ')';
}),
valueOf: d(function() {
return validateSymbol(this);
})
});
defineProperty(SymbolPolyfill.prototype, SymbolPolyfill.toPrimitive, d('', function() {
var symbol = validateSymbol(this);
if (_typeof(symbol) === 'symbol') {
return symbol;
}
return symbol.toString();
}));
defineProperty(SymbolPolyfill.prototype, SymbolPolyfill.toStringTag, d('c', 'Symbol'));
defineProperty(HiddenSymbol.prototype, SymbolPolyfill.toStringTag, d('c', SymbolPolyfill.prototype[SymbolPolyfill.toStringTag]));
defineProperty(HiddenSymbol.prototype, SymbolPolyfill.toPrimitive, d('c', SymbolPolyfill.prototype[SymbolPolyfill.toPrimitive]));
});
var require_es6_symbol = __commonJS(function(exports, module) {
'use strict';
module.exports = require_is_implemented7()() ? require_global_this().Symbol : require_polyfill();
});
var require_is_arguments = __commonJS(function(exports, module) {
'use strict';
var objToString = Object.prototype.toString;
var id = objToString.call(function() {
return arguments;
}());
module.exports = function(value) {
return objToString.call(value) === id;
};
});
var require_is_function = __commonJS(function(exports, module) {
'use strict';
var objToString = Object.prototype.toString;
var isFunctionStringTag = RegExp.prototype.test.bind(/^[object [A-Za-z0-9]*Function]$/);
module.exports = function(value) {
return typeof value === 'function' && isFunctionStringTag(objToString.call(value));
};
});
var require_is_string = __commonJS(function(exports, module) {
'use strict';
var objToString = Object.prototype.toString;
var id = objToString.call('');
module.exports = function(value) {
return typeof value === 'string' || value && _typeof(value) === 'object' && (value instanceof String || objToString.call(value) === id) || false;
};
});
var require_shim5 = __commonJS(function(exports, module) {
'use strict';
var iteratorSymbol = require_es6_symbol().iterator;
var isArguments = require_is_arguments();
var isFunction = require_is_function();
var toPosInt = require_to_pos_integer();
var callable = require_valid_callable();
var validValue = require_valid_value();
var isValue = require_is_value();
var isString = require_is_string();
var isArray = Array.isArray;
var call = Function.prototype.call;
var desc = {
configurable: true,
enumerable: true,
writable: true,
value: null
};
var defineProperty = Object.defineProperty;
module.exports = function(arrayLike) {
var mapFn = arguments[1], thisArg = arguments[2], Context2, i, j, arr, length, code, iterator, result, getIterator, value;
arrayLike = Object(validValue(arrayLike));
if (isValue(mapFn)) {
callable(mapFn);
}
if (!this || this === Array || !isFunction(this)) {
if (!mapFn) {
if (isArguments(arrayLike)) {
length = arrayLike.length;
if (length !== 1) {
return Array.apply(null, arrayLike);
}
arr = new Array(1);
arr[0] = arrayLike[0];
return arr;
}
if (isArray(arrayLike)) {
arr = new Array(length = arrayLike.length);
for (i = 0; i < length; ++i) {
arr[i] = arrayLike[i];
}
return arr;
}
}
arr = [];
} else {
Context2 = this;
}
if (!isArray(arrayLike)) {
if ((getIterator = arrayLike[iteratorSymbol]) !== void 0) {
iterator = callable(getIterator).call(arrayLike);
if (Context2) {
arr = new Context2();
}
result = iterator.next();
i = 0;
while (!result.done) {
value = mapFn ? call.call(mapFn, thisArg, result.value, i) : result.value;
if (Context2) {
desc.value = value;
defineProperty(arr, i, desc);
} else {
arr[i] = value;
}
result = iterator.next();
++i;
}
length = i;
} else if (isString(arrayLike)) {
length = arrayLike.length;
if (Context2) {
arr = new Context2();
}
for (i = 0, j = 0; i < length; ++i) {
value = arrayLike[i];
if (i + 1 < length) {
code = value.charCodeAt(0);
if (code >= 55296 && code <= 56319) {
value += arrayLike[++i];
}
}
value = mapFn ? call.call(mapFn, thisArg, value, j) : value;
if (Context2) {
desc.value = value;
defineProperty(arr, j, desc);
} else {
arr[j] = value;
}
++j;
}
length = j;
}
}
if (length === void 0) {
length = toPosInt(arrayLike.length);
if (Context2) {
arr = new Context2(length);
}
for (i = 0; i < length; ++i) {
value = mapFn ? call.call(mapFn, thisArg, arrayLike[i], i) : arrayLike[i];
if (Context2) {
desc.value = value;
defineProperty(arr, i, desc);
} else {
arr[i] = value;
}
}
}
if (Context2) {
desc.value = null;
arr.length = length;
}
return arr;
};
});
var require_from = __commonJS(function(exports, module) {
'use strict';
module.exports = require_is_implemented5()() ? Array.from : require_shim5();
});
var require_to_array = __commonJS(function(exports, module) {
'use strict';
var from = require_from();
var isArray = Array.isArray;
module.exports = function(arrayLike) {
return isArray(arrayLike) ? arrayLike : from(arrayLike);
};
});
var require_resolve_resolve = __commonJS(function(exports, module) {
'use strict';
var toArray2 = require_to_array();
var isValue = require_is_value();
var callable = require_valid_callable();
var slice = Array.prototype.slice;
var resolveArgs;
resolveArgs = function resolveArgs(args) {
return this.map(function(resolve, i) {
return resolve ? resolve(args[i]) : args[i];
}).concat(slice.call(args, this.length));
};
module.exports = function(resolvers) {
resolvers = toArray2(resolvers);
resolvers.forEach(function(resolve) {
if (isValue(resolve)) {
callable(resolve);
}
});
return resolveArgs.bind(resolvers);
};
});
var require_resolve_normalize = __commonJS(function(exports, module) {
'use strict';
var callable = require_valid_callable();
module.exports = function(userNormalizer) {
var normalizer;
if (typeof userNormalizer === 'function') {
return {
set: userNormalizer,
get: userNormalizer
};
}
normalizer = {
get: callable(userNormalizer.get)
};
if (userNormalizer.set !== void 0) {
normalizer.set = callable(userNormalizer.set);
if (userNormalizer['delete']) {
normalizer['delete'] = callable(userNormalizer['delete']);
}
if (userNormalizer.clear) {
normalizer.clear = callable(userNormalizer.clear);
}
return normalizer;
}
normalizer.set = normalizer.get;
return normalizer;
};
});
var require_configure_map = __commonJS(function(exports, module) {
'use strict';
var customError = require_custom();
var defineLength = require_define_length();
var d = require_d();
var ee = require_event_emitter().methods;
var resolveResolve = require_resolve_resolve();
var resolveNormalize = require_resolve_normalize();
var apply = Function.prototype.apply;
var call = Function.prototype.call;
var create = Object.create;
var defineProperties = Object.defineProperties;
var _on = ee.on;
var emit = ee.emit;
module.exports = function(original, length, options) {
var cache2 = create(null), conf, memLength, _get, set, del, _clear, extDel, extGet, extHas, normalizer, getListeners, setListeners, deleteListeners, memoized, resolve;
if (length !== false) {
memLength = length;
} else if (isNaN(original.length)) {
memLength = 1;
} else {
memLength = original.length;
}
if (options.normalizer) {
normalizer = resolveNormalize(options.normalizer);
_get = normalizer.get;
set = normalizer.set;
del = normalizer['delete'];
_clear = normalizer.clear;
}
if (options.resolvers != null) {
resolve = resolveResolve(options.resolvers);
}
if (_get) {
memoized = defineLength(function(arg) {
var id, result, args = arguments;
if (resolve) {
args = resolve(args);
}
id = _get(args);
if (id !== null) {
if (hasOwnProperty.call(cache2, id)) {
if (getListeners) {
conf.emit('get', id, args, this);
}
return cache2[id];
}
}
if (args.length === 1) {
result = call.call(original, this, args[0]);
} else {
result = apply.call(original, this, args);
}
if (id === null) {
id = _get(args);
if (id !== null) {
throw customError('Circular invocation', 'CIRCULAR_INVOCATION');
}
id = set(args);
} else if (hasOwnProperty.call(cache2, id)) {
throw customError('Circular invocation', 'CIRCULAR_INVOCATION');
}
cache2[id] = result;
if (setListeners) {
conf.emit('set', id, null, result);
}
return result;
}, memLength);
} else if (length === 0) {
memoized = function memoized() {
var result;
if (hasOwnProperty.call(cache2, 'data')) {
if (getListeners) {
conf.emit('get', 'data', arguments, this);
}
return cache2.data;
}
if (arguments.length) {
result = apply.call(original, this, arguments);
} else {
result = call.call(original, this);
}
if (hasOwnProperty.call(cache2, 'data')) {
throw customError('Circular invocation', 'CIRCULAR_INVOCATION');
}
cache2.data = result;
if (setListeners) {
conf.emit('set', 'data', null, result);
}
return result;
};
} else {
memoized = function memoized(arg) {
var result, args = arguments, id;
if (resolve) {
args = resolve(arguments);
}
id = String(args[0]);
if (hasOwnProperty.call(cache2, id)) {
if (getListeners) {
conf.emit('get', id, args, this);
}
return cache2[id];
}
if (args.length === 1) {
result = call.call(original, this, args[0]);
} else {
result = apply.call(original, this, args);
}
if (hasOwnProperty.call(cache2, id)) {
throw customError('Circular invocation', 'CIRCULAR_INVOCATION');
}
cache2[id] = result;
if (setListeners) {
conf.emit('set', id, null, result);
}
return result;
};
}
conf = {
original: original,
memoized: memoized,
profileName: options.profileName,
get: function get(args) {
if (resolve) {
args = resolve(args);
}
if (_get) {
return _get(args);
}
return String(args[0]);
},
has: function has(id) {
return hasOwnProperty.call(cache2, id);
},
delete: function _delete(id) {
var result;
if (!hasOwnProperty.call(cache2, id)) {
return;
}
if (del) {
del(id);
}
result = cache2[id];
delete cache2[id];
if (deleteListeners) {
conf.emit('delete', id, result);
}
},
clear: function clear() {
var oldCache = cache2;
if (_clear) {
_clear();
}
cache2 = create(null);
conf.emit('clear', oldCache);
},
on: function on(type, listener) {
if (type === 'get') {
getListeners = true;
} else if (type === 'set') {
setListeners = true;
} else if (type === 'delete') {
deleteListeners = true;
}
return _on.call(this, type, listener);
},
emit: emit,
updateEnv: function updateEnv() {
original = conf.original;
}
};
if (_get) {
extDel = defineLength(function(arg) {
var id, args = arguments;
if (resolve) {
args = resolve(args);
}
id = _get(args);
if (id === null) {
return;
}
conf['delete'](id);
}, memLength);
} else if (length === 0) {
extDel = function extDel() {
return conf['delete']('data');
};
} else {
extDel = function extDel(arg) {
if (resolve) {
arg = resolve(arguments)[0];
}
return conf['delete'](arg);
};
}
extGet = defineLength(function() {
var id, args = arguments;
if (length === 0) {
return cache2.data;
}
if (resolve) {
args = resolve(args);
}
if (_get) {
id = _get(args);
} else {
id = String(args[0]);
}
return cache2[id];
});
extHas = defineLength(function() {
var id, args = arguments;
if (length === 0) {
return conf.has('data');
}
if (resolve) {
args = resolve(args);
}
if (_get) {
id = _get(args);
} else {
id = String(args[0]);
}
if (id === null) {
return false;
}
return conf.has(id);
});
defineProperties(memoized, {
__memoized__: d(true),
delete: d(extDel),
clear: d(conf.clear),
_get: d(extGet),
_has: d(extHas)
});
return conf;
};
});
var require_plain = __commonJS(function(exports, module) {
'use strict';
var callable = require_valid_callable();
var forEach = require_for_each();
var extensions = require_registered_extensions();
var configure4 = require_configure_map();
var resolveLength = require_resolve_length();
module.exports = function self2(fn) {
var options, length, conf;
callable(fn);
options = Object(arguments[1]);
if (options.async && options.promise) {
throw new Error('Options \'async\' and \'promise\' cannot be used together');
}
if (hasOwnProperty.call(fn, '__memoized__') && !options.force) {
return fn;
}
length = resolveLength(options.length, fn.length, options.async && extensions.async);
conf = configure4(fn, length, options);
forEach(extensions, function(extFn, name) {
if (options[name]) {
extFn(options[name], conf, options);
}
});
if (self2.__profiler__) {
self2.__profiler__(conf);
}
conf.updateEnv();
return conf.memoized;
};
});
var require_primitive = __commonJS(function(exports, module) {
'use strict';
module.exports = function(args) {
var id, i, length = args.length;
if (!length) {
return '\x02';
}
id = String(args[i = 0]);
while (--length) {
id += '\x01' + args[++i];
}
return id;
};
});
var require_get_primitive_fixed = __commonJS(function(exports, module) {
'use strict';
module.exports = function(length) {
if (!length) {
return function() {
return '';
};
}
return function(args) {
var id = String(args[0]), i = 0, currentLength = length;
while (--currentLength) {
id += '\x01' + args[++i];
}
return id;
};
};
});
var require_is_implemented8 = __commonJS(function(exports, module) {
'use strict';
module.exports = function() {
var numberIsNaN = Number.isNaN;
if (typeof numberIsNaN !== 'function') {
return false;
}
return !numberIsNaN({}) && numberIsNaN(NaN) && !numberIsNaN(34);
};
});
var require_shim6 = __commonJS(function(exports, module) {
'use strict';
module.exports = function(value) {
return value !== value;
};
});
var require_is_nan = __commonJS(function(exports, module) {
'use strict';
module.exports = require_is_implemented8()() ? Number.isNaN : require_shim6();
});
var require_e_index_of = __commonJS(function(exports, module) {
'use strict';
var numberIsNaN = require_is_nan();
var toPosInt = require_to_pos_integer();
var value = require_valid_value();
var indexOf = Array.prototype.indexOf;
var objHasOwnProperty = Object.prototype.hasOwnProperty;
var abs = Math.abs;
var floor = Math.floor;
module.exports = function(searchElement) {
var i, length, fromIndex, val;
if (!numberIsNaN(searchElement)) {
return indexOf.apply(this, arguments);
}
length = toPosInt(value(this).length);
fromIndex = arguments[1];
if (isNaN(fromIndex)) {
fromIndex = 0;
} else if (fromIndex >= 0) {
fromIndex = floor(fromIndex);
} else {
fromIndex = toPosInt(this.length) - floor(abs(fromIndex));
}
for (i = fromIndex; i < length; ++i) {
if (objHasOwnProperty.call(this, i)) {
val = this[i];
if (numberIsNaN(val)) {
return i;
}
}
}
return -1;
};
});
var require_get = __commonJS(function(exports, module) {
'use strict';
var indexOf = require_e_index_of();
var create = Object.create;
module.exports = function() {
var lastId = 0, map = [], cache2 = create(null);
return {
get: function get(args) {
var index = 0, set = map, i, length = args.length;
if (length === 0) {
return set[length] || null;
}
if (set = set[length]) {
while (index < length - 1) {
i = indexOf.call(set[0], args[index]);
if (i === -1) {
return null;
}
set = set[1][i];
++index;
}
i = indexOf.call(set[0], args[index]);
if (i === -1) {
return null;
}
return set[1][i] || null;
}
return null;
},
set: function set(args) {
var index = 0, set = map, i, length = args.length;
if (length === 0) {
set[length] = ++lastId;
} else {
if (!set[length]) {
set[length] = [ [], [] ];
}
set = set[length];
while (index < length - 1) {
i = indexOf.call(set[0], args[index]);
if (i === -1) {
i = set[0].push(args[index]) - 1;
set[1].push([ [], [] ]);
}
set = set[1][i];
++index;
}
i = indexOf.call(set[0], args[index]);
if (i === -1) {
i = set[0].push(args[index]) - 1;
}
set[1][i] = ++lastId;
}
cache2[lastId] = args;
return lastId;
},
delete: function _delete(id) {
var index = 0, set = map, i, args = cache2[id], length = args.length, path = [];
if (length === 0) {
delete set[length];
} else if (set = set[length]) {
while (index < length - 1) {
i = indexOf.call(set[0], args[index]);
if (i === -1) {
return;
}
path.push(set, i);
set = set[1][i];
++index;
}
i = indexOf.call(set[0], args[index]);
if (i === -1) {
return;
}
id = set[1][i];
set[0].splice(i, 1);
set[1].splice(i, 1);
while (!set[0].length && path.length) {
i = path.pop();
set = path.pop();
set[0].splice(i, 1);
set[1].splice(i, 1);
}
}
delete cache2[id];
},
clear: function clear() {
map = [];
cache2 = create(null);
}
};
};
});
var require_get_1 = __commonJS(function(exports, module) {
'use strict';
var indexOf = require_e_index_of();
module.exports = function() {
var lastId = 0, argsMap = [], cache2 = [];
return {
get: function get(args) {
var index = indexOf.call(argsMap, args[0]);
return index === -1 ? null : cache2[index];
},
set: function set(args) {
argsMap.push(args[0]);
cache2.push(++lastId);
return lastId;
},
delete: function _delete(id) {
var index = indexOf.call(cache2, id);
if (index !== -1) {
argsMap.splice(index, 1);
cache2.splice(index, 1);
}
},
clear: function clear() {
argsMap = [];
cache2 = [];
}
};
};
});
var require_get_fixed = __commonJS(function(exports, module) {
'use strict';
var indexOf = require_e_index_of();
var create = Object.create;
module.exports = function(length) {
var lastId = 0, map = [ [], [] ], cache2 = create(null);
return {
get: function get(args) {
var index = 0, set = map, i;
while (index < length - 1) {
i = indexOf.call(set[0], args[index]);
if (i === -1) {
return null;
}
set = set[1][i];
++index;
}
i = indexOf.call(set[0], args[index]);
if (i === -1) {
return null;
}
return set[1][i] || null;
},
set: function set(args) {
var index = 0, set = map, i;
while (index < length - 1) {
i = indexOf.call(set[0], args[index]);
if (i === -1) {
i = set[0].push(args[index]) - 1;
set[1].push([ [], [] ]);
}
set = set[1][i];
++index;
}
i = indexOf.call(set[0], args[index]);
if (i === -1) {
i = set[0].push(args[index]) - 1;
}
set[1][i] = ++lastId;
cache2[lastId] = args;
return lastId;
},
delete: function _delete(id) {
var index = 0, set = map, i, path = [], args = cache2[id];
while (index < length - 1) {
i = indexOf.call(set[0], args[index]);
if (i === -1) {
return;
}
path.push(set, i);
set = set[1][i];
++index;
}
i = indexOf.call(set[0], args[index]);
if (i === -1) {
return;
}
id = set[1][i];
set[0].splice(i, 1);
set[1].splice(i, 1);
while (!set[0].length && path.length) {
i = path.pop();
set = path.pop();
set[0].splice(i, 1);
set[1].splice(i, 1);
}
delete cache2[id];
},
clear: function clear() {
map = [ [], [] ];
cache2 = create(null);
}
};
};
});
var require_map = __commonJS(function(exports, module) {
'use strict';
var callable = require_valid_callable();
var forEach = require_for_each();
var call = Function.prototype.call;
module.exports = function(obj, cb) {
var result = {}, thisArg = arguments[2];
callable(cb);
forEach(obj, function(value, key, targetObj, index) {
result[key] = call.call(cb, thisArg, value, key, targetObj, index);
});
return result;
};
});
var require_next_tick = __commonJS(function(exports, module) {
'use strict';
var ensureCallable = function ensureCallable(fn) {
if (typeof fn !== 'function') {
throw new TypeError(fn + ' is not a function');
}
return fn;
};
var byObserver = function byObserver(Observer) {
var node = document.createTextNode(''), queue2, currentQueue, i = 0;
new Observer(function() {
var callback;
if (!queue2) {
if (!currentQueue) {
return;
}
queue2 = currentQueue;
} else if (currentQueue) {
queue2 = currentQueue.concat(queue2);
}
currentQueue = queue2;
queue2 = null;
if (typeof currentQueue === 'function') {
callback = currentQueue;
currentQueue = null;
callback();
return;
}
node.data = i = ++i % 2;
while (currentQueue) {
callback = currentQueue.shift();
if (!currentQueue.length) {
currentQueue = null;
}
callback();
}
}).observe(node, {
characterData: true
});
return function(fn) {
ensureCallable(fn);
if (queue2) {
if (typeof queue2 === 'function') {
queue2 = [ queue2, fn ];
} else {
queue2.push(fn);
}
return;
}
queue2 = fn;
node.data = i = ++i % 2;
};
};
module.exports = function() {
if ((typeof process === 'undefined' ? 'undefined' : _typeof(process)) === 'object' && process && typeof process.nextTick === 'function') {
return process.nextTick;
}
if (typeof queueMicrotask === 'function') {
return function(cb) {
queueMicrotask(ensureCallable(cb));
};
}
if ((typeof document === 'undefined' ? 'undefined' : _typeof(document)) === 'object' && document) {
if (typeof MutationObserver === 'function') {
return byObserver(MutationObserver);
}
if (typeof WebKitMutationObserver === 'function') {
return byObserver(WebKitMutationObserver);
}
}
if (typeof setImmediate === 'function') {
return function(cb) {
setImmediate(ensureCallable(cb));
};
}
if (typeof setTimeout === 'function' || (typeof setTimeout === 'undefined' ? 'undefined' : _typeof(setTimeout)) === 'object') {
return function(cb) {
setTimeout(ensureCallable(cb), 0);
};
}
return null;
}();
});
var require_async = __commonJS(function() {
'use strict';
var aFrom = require_from();
var objectMap = require_map();
var mixin = require_mixin();
var defineLength = require_define_length();
var nextTick = require_next_tick();
var slice = Array.prototype.slice;
var apply = Function.prototype.apply;
var create = Object.create;
require_registered_extensions().async = function(tbi, conf) {
var waiting = create(null), cache2 = create(null), base = conf.memoized, original = conf.original, currentCallback, currentContext, currentArgs;
conf.memoized = defineLength(function(arg) {
var args = arguments, last = args[args.length - 1];
if (typeof last === 'function') {
currentCallback = last;
args = slice.call(args, 0, -1);
}
return base.apply(currentContext = this, currentArgs = args);
}, base);
try {
mixin(conf.memoized, base);
} catch (ignore) {}
conf.on('get', function(id) {
var cb, context, args;
if (!currentCallback) {
return;
}
if (waiting[id]) {
if (typeof waiting[id] === 'function') {
waiting[id] = [ waiting[id], currentCallback ];
} else {
waiting[id].push(currentCallback);
}
currentCallback = null;
return;
}
cb = currentCallback;
context = currentContext;
args = currentArgs;
currentCallback = currentContext = currentArgs = null;
nextTick(function() {
var data2;
if (hasOwnProperty.call(cache2, id)) {
data2 = cache2[id];
conf.emit('getasync', id, args, context);
apply.call(cb, data2.context, data2.args);
} else {
currentCallback = cb;
currentContext = context;
currentArgs = args;
base.apply(context, args);
}
});
});
conf.original = function() {
var args, cb, origCb, result;
if (!currentCallback) {
return apply.call(original, this, arguments);
}
args = aFrom(arguments);
cb = function self2(err2) {
var cb2, args2, id = self2.id;
if (id == null) {
nextTick(apply.bind(self2, this, arguments));
return void 0;
}
delete self2.id;
cb2 = waiting[id];
delete waiting[id];
if (!cb2) {
return void 0;
}
args2 = aFrom(arguments);
if (conf.has(id)) {
if (err2) {
conf['delete'](id);
} else {
cache2[id] = {
context: this,
args: args2
};
conf.emit('setasync', id, typeof cb2 === 'function' ? 1 : cb2.length);
}
}
if (typeof cb2 === 'function') {
result = apply.call(cb2, this, args2);
} else {
cb2.forEach(function(cb3) {
result = apply.call(cb3, this, args2);
}, this);
}
return result;
};
origCb = currentCallback;
currentCallback = currentContext = currentArgs = null;
args.push(cb);
result = apply.call(original, this, args);
cb.cb = origCb;
currentCallback = cb;
return result;
};
conf.on('set', function(id) {
if (!currentCallback) {
conf['delete'](id);
return;
}
if (waiting[id]) {
if (typeof waiting[id] === 'function') {
waiting[id] = [ waiting[id], currentCallback.cb ];
} else {
waiting[id].push(currentCallback.cb);
}
} else {
waiting[id] = currentCallback.cb;
}
delete currentCallback.cb;
currentCallback.id = id;
currentCallback = null;
});
conf.on('delete', function(id) {
var result;
if (hasOwnProperty.call(waiting, id)) {
return;
}
if (!cache2[id]) {
return;
}
result = cache2[id];
delete cache2[id];
conf.emit('deleteasync', id, slice.call(result.args, 1));
});
conf.on('clear', function() {
var oldCache = cache2;
cache2 = create(null);
conf.emit('clearasync', objectMap(oldCache, function(data2) {
return slice.call(data2.args, 1);
}));
});
};
});
var require_primitive_set = __commonJS(function(exports, module) {
'use strict';
var forEach = Array.prototype.forEach;
var create = Object.create;
module.exports = function(arg) {
var set = create(null);
forEach.call(arguments, function(name) {
set[name] = true;
});
return set;
};
});
var require_is_callable = __commonJS(function(exports, module) {
'use strict';
module.exports = function(obj) {
return typeof obj === 'function';
};
});
var require_validate_stringifiable = __commonJS(function(exports, module) {
'use strict';
var isCallable = require_is_callable();
module.exports = function(stringifiable) {
try {
if (stringifiable && isCallable(stringifiable.toString)) {
return stringifiable.toString();
}
return String(stringifiable);
} catch (e) {
throw new TypeError('Passed argument cannot be stringifed');
}
};
});
var require_validate_stringifiable_value = __commonJS(function(exports, module) {
'use strict';
var ensureValue = require_valid_value();
var stringifiable = require_validate_stringifiable();
module.exports = function(value) {
return stringifiable(ensureValue(value));
};
});
var require_safe_to_string = __commonJS(function(exports, module) {
'use strict';
var isCallable = require_is_callable();
module.exports = function(value) {
try {
if (value && isCallable(value.toString)) {
return value.toString();
}
return String(value);
} catch (e) {
return '<Non-coercible to string value>';
}
};
});
var require_to_short_string_representation = __commonJS(function(exports, module) {
'use strict';
var safeToString = require_safe_to_string();
var reNewLine = /[\n\r\u2028\u2029]/g;
module.exports = function(value) {
var string = safeToString(value);
if (string.length > 100) {
string = string.slice(0, 99) + '\u2026';
}
string = string.replace(reNewLine, function(_char) {
return JSON.stringify(_char).slice(1, -1);
});
return string;
};
});
var require_is_promise = __commonJS(function(exports, module) {
module.exports = isPromise;
module.exports['default'] = isPromise;
function isPromise(obj) {
return !!obj && (_typeof(obj) === 'object' || typeof obj === 'function') && typeof obj.then === 'function';
}
});
var require_promise = __commonJS(function() {
'use strict';
var objectMap = require_map();
var primitiveSet = require_primitive_set();
var ensureString = require_validate_stringifiable_value();
var toShortString = require_to_short_string_representation();
var isPromise = require_is_promise();
var nextTick = require_next_tick();
var create = Object.create;
var supportedModes = primitiveSet('then', 'then:finally', 'done', 'done:finally');
require_registered_extensions().promise = function(mode, conf) {
var waiting = create(null), cache2 = create(null), promises = create(null);
if (mode === true) {
mode = null;
} else {
mode = ensureString(mode);
if (!supportedModes[mode]) {
throw new TypeError('\'' + toShortString(mode) + '\' is not valid promise mode');
}
}
conf.on('set', function(id, ignore, promise) {
var isFailed = false;
if (!isPromise(promise)) {
cache2[id] = promise;
conf.emit('setasync', id, 1);
return;
}
waiting[id] = 1;
promises[id] = promise;
var onSuccess = function onSuccess(result) {
var count = waiting[id];
if (isFailed) {
throw new Error('Memoizee error: Detected unordered then|done & finally resolution, which in turn makes proper detection of success/failure impossible (when in \'done:finally\' mode)\nConsider to rely on \'then\' or \'done\' mode instead.');
}
if (!count) {
return;
}
delete waiting[id];
cache2[id] = result;
conf.emit('setasync', id, count);
};
var onFailure = function onFailure() {
isFailed = true;
if (!waiting[id]) {
return;
}
delete waiting[id];
delete promises[id];
conf['delete'](id);
};
var resolvedMode = mode;
if (!resolvedMode) {
resolvedMode = 'then';
}
if (resolvedMode === 'then') {
var nextTickFailure = function nextTickFailure() {
nextTick(onFailure);
};
promise = promise.then(function(result) {
nextTick(onSuccess.bind(this, result));
}, nextTickFailure);
if (typeof promise['finally'] === 'function') {
promise['finally'](nextTickFailure);
}
} else if (resolvedMode === 'done') {
if (typeof promise.done !== 'function') {
throw new Error('Memoizee error: Retrieved promise does not implement \'done\' in \'done\' mode');
}
promise.done(onSuccess, onFailure);
} else if (resolvedMode === 'done:finally') {
if (typeof promise.done !== 'function') {
throw new Error('Memoizee error: Retrieved promise does not implement \'done\' in \'done:finally\' mode');
}
if (typeof promise['finally'] !== 'function') {
throw new Error('Memoizee error: Retrieved promise does not implement \'finally\' in \'done:finally\' mode');
}
promise.done(onSuccess);
promise['finally'](onFailure);
}
});
conf.on('get', function(id, args, context) {
var promise;
if (waiting[id]) {
++waiting[id];
return;
}
promise = promises[id];
var emit = function emit() {
conf.emit('getasync', id, args, context);
};
if (isPromise(promise)) {
if (typeof promise.done === 'function') {
promise.done(emit);
} else {
promise.then(function() {
nextTick(emit);
});
}
} else {
emit();
}
});
conf.on('delete', function(id) {
delete promises[id];
if (waiting[id]) {
delete waiting[id];
return;
}
if (!hasOwnProperty.call(cache2, id)) {
return;
}
var result = cache2[id];
delete cache2[id];
conf.emit('deleteasync', id, [ result ]);
});
conf.on('clear', function() {
var oldCache = cache2;
cache2 = create(null);
waiting = create(null);
promises = create(null);
conf.emit('clearasync', objectMap(oldCache, function(data2) {
return [ data2 ];
}));
});
};
});
var require_dispose = __commonJS(function() {
'use strict';
var callable = require_valid_callable();
var forEach = require_for_each();
var extensions = require_registered_extensions();
var apply = Function.prototype.apply;
extensions.dispose = function(dispose, conf, options) {
var del;
callable(dispose);
if (options.async && extensions.async || options.promise && extensions.promise) {
conf.on('deleteasync', del = function del(id, resultArray) {
apply.call(dispose, null, resultArray);
});
conf.on('clearasync', function(cache2) {
forEach(cache2, function(result, id) {
del(id, result);
});
});
return;
}
conf.on('delete', del = function del(id, result) {
dispose(result);
});
conf.on('clear', function(cache2) {
forEach(cache2, function(result, id) {
del(id, result);
});
});
};
});
var require_max_timeout = __commonJS(function(exports, module) {
'use strict';
module.exports = 2147483647;
});
var require_valid_timeout = __commonJS(function(exports, module) {
'use strict';
var toPosInt = require_to_pos_integer();
var maxTimeout = require_max_timeout();
module.exports = function(value) {
value = toPosInt(value);
if (value > maxTimeout) {
throw new TypeError(value + ' exceeds maximum possible timeout');
}
return value;
};
});
var require_max_age = __commonJS(function() {
'use strict';
var aFrom = require_from();
var forEach = require_for_each();
var nextTick = require_next_tick();
var isPromise = require_is_promise();
var timeout = require_valid_timeout();
var extensions = require_registered_extensions();
var noop3 = Function.prototype;
var max = Math.max;
var min = Math.min;
var create = Object.create;
extensions.maxAge = function(maxAge, conf, options) {
var timeouts, postfix, preFetchAge, preFetchTimeouts;
maxAge = timeout(maxAge);
if (!maxAge) {
return;
}
timeouts = create(null);
postfix = options.async && extensions.async || options.promise && extensions.promise ? 'async' : '';
conf.on('set' + postfix, function(id) {
timeouts[id] = setTimeout(function() {
conf['delete'](id);
}, maxAge);
if (typeof timeouts[id].unref === 'function') {
timeouts[id].unref();
}
if (!preFetchTimeouts) {
return;
}
if (preFetchTimeouts[id]) {
if (preFetchTimeouts[id] !== 'nextTick') {
clearTimeout(preFetchTimeouts[id]);
}
}
preFetchTimeouts[id] = setTimeout(function() {
delete preFetchTimeouts[id];
}, preFetchAge);
if (typeof preFetchTimeouts[id].unref === 'function') {
preFetchTimeouts[id].unref();
}
});
conf.on('delete' + postfix, function(id) {
clearTimeout(timeouts[id]);
delete timeouts[id];
if (!preFetchTimeouts) {
return;
}
if (preFetchTimeouts[id] !== 'nextTick') {
clearTimeout(preFetchTimeouts[id]);
}
delete preFetchTimeouts[id];
});
if (options.preFetch) {
if (options.preFetch === true || isNaN(options.preFetch)) {
preFetchAge = .333;
} else {
preFetchAge = max(min(Number(options.preFetch), 1), 0);
}
if (preFetchAge) {
preFetchTimeouts = {};
preFetchAge = (1 - preFetchAge) * maxAge;
conf.on('get' + postfix, function(id, args, context) {
if (!preFetchTimeouts[id]) {
preFetchTimeouts[id] = 'nextTick';
nextTick(function() {
var result;
if (preFetchTimeouts[id] !== 'nextTick') {
return;
}
delete preFetchTimeouts[id];
conf['delete'](id);
if (options.async) {
args = aFrom(args);
args.push(noop3);
}
result = conf.memoized.apply(context, args);
if (options.promise) {
if (isPromise(result)) {
if (typeof result.done === 'function') {
result.done(noop3, noop3);
} else {
result.then(noop3, noop3);
}
}
}
});
}
});
}
}
conf.on('clear' + postfix, function() {
forEach(timeouts, function(id) {
clearTimeout(id);
});
timeouts = {};
if (preFetchTimeouts) {
forEach(preFetchTimeouts, function(id) {
if (id !== 'nextTick') {
clearTimeout(id);
}
});
preFetchTimeouts = {};
}
});
};
});
var require_lru_queue = __commonJS(function(exports, module) {
'use strict';
var toPosInt = require_to_pos_integer();
var create = Object.create;
var hasOwnProperty2 = Object.prototype.hasOwnProperty;
module.exports = function(limit) {
var size = 0, base = 1, queue2 = create(null), map = create(null), index = 0, del;
limit = toPosInt(limit);
return {
hit: function hit(id) {
var oldIndex = map[id], nuIndex = ++index;
queue2[nuIndex] = id;
map[id] = nuIndex;
if (!oldIndex) {
++size;
if (size <= limit) {
return;
}
id = queue2[base];
del(id);
return id;
}
delete queue2[oldIndex];
if (base !== oldIndex) {
return;
}
while (!hasOwnProperty2.call(queue2, ++base)) {
continue;
}
},
delete: del = function del(id) {
var oldIndex = map[id];
if (!oldIndex) {
return;
}
delete queue2[oldIndex];
delete map[id];
--size;
if (base !== oldIndex) {
return;
}
if (!size) {
index = 0;
base = 1;
return;
}
while (!hasOwnProperty2.call(queue2, ++base)) {
continue;
}
},
clear: function clear() {
size = 0;
base = 1;
queue2 = create(null);
map = create(null);
index = 0;
}
};
};
});
var require_max = __commonJS(function() {
'use strict';
var toPosInteger = require_to_pos_integer();
var lruQueue = require_lru_queue();
var extensions = require_registered_extensions();
extensions.max = function(max, conf, options) {
var postfix, queue2, hit;
max = toPosInteger(max);
if (!max) {
return;
}
queue2 = lruQueue(max);
postfix = options.async && extensions.async || options.promise && extensions.promise ? 'async' : '';
conf.on('set' + postfix, hit = function hit(id) {
id = queue2.hit(id);
if (id === void 0) {
return;
}
conf['delete'](id);
});
conf.on('get' + postfix, hit);
conf.on('delete' + postfix, queue2['delete']);
conf.on('clear' + postfix, queue2.clear);
};
});
var require_ref_counter = __commonJS(function() {
'use strict';
var d = require_d();
var extensions = require_registered_extensions();
var create = Object.create;
var defineProperties = Object.defineProperties;
extensions.refCounter = function(ignore, conf, options) {
var cache2, postfix;
cache2 = create(null);
postfix = options.async && extensions.async || options.promise && extensions.promise ? 'async' : '';
conf.on('set' + postfix, function(id, length) {
cache2[id] = length || 1;
});
conf.on('get' + postfix, function(id) {
++cache2[id];
});
conf.on('delete' + postfix, function(id) {
delete cache2[id];
});
conf.on('clear' + postfix, function() {
cache2 = {};
});
defineProperties(conf.memoized, {
deleteRef: d(function() {
var id = conf.get(arguments);
if (id === null) {
return null;
}
if (!cache2[id]) {
return null;
}
if (!--cache2[id]) {
conf['delete'](id);
return true;
}
return false;
}),
getRefCount: d(function() {
var id = conf.get(arguments);
if (id === null) {
return 0;
}
if (!cache2[id]) {
return 0;
}
return cache2[id];
})
});
};
});
var require_memoizee = __commonJS(function(exports, module) {
'use strict';
var normalizeOpts = require_normalize_options();
var resolveLength = require_resolve_length();
var plain = require_plain();
module.exports = function(fn) {
var options = normalizeOpts(arguments[1]), length;
if (!options.normalizer) {
length = options.length = resolveLength(options.length, fn.length, options.async);
if (length !== 0) {
if (options.primitive) {
if (length === false) {
options.normalizer = require_primitive();
} else if (length > 1) {
options.normalizer = require_get_primitive_fixed()(length);
}
} else if (length === false) {
options.normalizer = require_get()();
} else if (length === 1) {
options.normalizer = require_get_1()();
} else {
options.normalizer = require_get_fixed()(length);
}
}
}
if (options.async) {
require_async();
}
if (options.promise) {
require_promise();
}
if (options.dispose) {
require_dispose();
}
if (options.maxAge) {
require_max_age();
}
if (options.max) {
require_max();
}
if (options.refCounter) {
require_ref_counter();
}
return plain(fn, options);
};
});
var require_doT = __commonJS(function(exports, module) {
(function() {
'use strict';
var doT3 = {
name: 'doT',
version: '1.1.1',
templateSettings: {
evaluate: /\{\{([\s\S]+?(\}?)+)\}\}/g,
interpolate: /\{\{=([\s\S]+?)\}\}/g,
encode: /\{\{!([\s\S]+?)\}\}/g,
use: /\{\{#([\s\S]+?)\}\}/g,
useParams: /(^|[^\w$])def(?:\.|\[[\'\"])([\w$\.]+)(?:[\'\"]\])?\s*\:\s*([\w$\.]+|\"[^\"]+\"|\'[^\']+\'|\{[^\}]+\})/g,
define: /\{\{##\s*([\w\.$]+)\s*(\:|=)([\s\S]+?)#\}\}/g,
defineParams: /^\s*([\w$]+):([\s\S]+)/,
conditional: /\{\{\?(\?)?\s*([\s\S]*?)\s*\}\}/g,
iterate: /\{\{~\s*(?:\}\}|([\s\S]+?)\s*\:\s*([\w$]+)\s*(?:\:\s*([\w$]+))?\s*\}\})/g,
varname: 'it',
strip: true,
append: true,
selfcontained: false,
doNotSkipEncoded: false
},
template: void 0,
compile: void 0,
log: true
};
(function() {
if ((typeof globalThis === 'undefined' ? 'undefined' : _typeof(globalThis)) === 'object') {
return;
}
try {
Object.defineProperty(Object.prototype, '__magic__', {
get: function get() {
return this;
},
configurable: true
});
__magic__.globalThis = __magic__;
delete Object.prototype.__magic__;
} catch (e) {
window.globalThis = function() {
if (typeof self !== 'undefined') {
return self;
}
if (typeof window !== 'undefined') {
return window;
}
if (typeof global !== 'undefined') {
return global;
}
if (typeof this !== 'undefined') {
return this;
}
throw new Error('Unable to locate global `this`');
}();
}
})();
doT3.encodeHTMLSource = function(doNotSkipEncoded) {
var encodeHTMLRules = {
'&': '&#38;',
'<': '&#60;',
'>': '&#62;',
'"': '&#34;',
'\'': '&#39;',
'/': '&#47;'
}, matchHTML = doNotSkipEncoded ? /[&<>"'\/]/g : /&(?!#?\w+;)|<|>|"|'|\//g;
return function(code) {
return code ? code.toString().replace(matchHTML, function(m) {
return encodeHTMLRules[m] || m;
}) : '';
};
};
if (typeof module !== 'undefined' && module.exports) {
module.exports = doT3;
} else if (typeof define === 'function' && define.amd) {
define(function() {
return doT3;
});
} else {
globalThis.doT = doT3;
}
var startend = {
append: {
start: '\'+(',
end: ')+\'',
startencode: '\'+encodeHTML('
},
split: {
start: '\';out+=(',
end: ');out+=\'',
startencode: '\';out+=encodeHTML('
}
}, skip = /$^/;
function resolveDefs(c, block, def) {
return (typeof block === 'string' ? block : block.toString()).replace(c.define || skip, function(m, code, assign, value) {
if (code.indexOf('def.') === 0) {
code = code.substring(4);
}
if (!(code in def)) {
if (assign === ':') {
if (c.defineParams) {
value.replace(c.defineParams, function(m2, param, v) {
def[code] = {
arg: param,
text: v
};
});
}
if (!(code in def)) {
def[code] = value;
}
} else {
new Function('def', 'def[\'' + code + '\']=' + value)(def);
}
}
return '';
}).replace(c.use || skip, function(m, code) {
if (c.useParams) {
code = code.replace(c.useParams, function(m2, s, d, param) {
if (def[d] && def[d].arg && param) {
var rw = (d + ':' + param).replace(/'|\\/g, '_');
def.__exp = def.__exp || {};
def.__exp[rw] = def[d].text.replace(new RegExp('(^|[^\\w$])' + def[d].arg + '([^\\w$])', 'g'), '$1' + param + '$2');
return s + 'def.__exp[\'' + rw + '\']';
}
});
}
var v = new Function('def', 'return ' + code)(def);
return v ? resolveDefs(c, v, def) : v;
});
}
function unescape(code) {
return code.replace(/\\('|\\)/g, '$1').replace(/[\r\t\n]/g, ' ');
}
doT3.template = function(tmpl, c, def) {
c = c || doT3.templateSettings;
var cse = c.append ? startend.append : startend.split, needhtmlencode, sid = 0, indv, str = c.use || c.define ? resolveDefs(c, tmpl, def || {}) : tmpl;
str = ('var out=\'' + (c.strip ? str.replace(/(^|\r|\n)\t* +| +\t*(\r|\n|$)/g, ' ').replace(/\r|\n|\t|\/\*[\s\S]*?\*\//g, '') : str).replace(/'|\\/g, '\\$&').replace(c.interpolate || skip, function(m, code) {
return cse.start + unescape(code) + cse.end;
}).replace(c.encode || skip, function(m, code) {
needhtmlencode = true;
return cse.startencode + unescape(code) + cse.end;
}).replace(c.conditional || skip, function(m, elsecase, code) {
return elsecase ? code ? '\';}else if(' + unescape(code) + '){out+=\'' : '\';}else{out+=\'' : code ? '\';if(' + unescape(code) + '){out+=\'' : '\';}out+=\'';
}).replace(c.iterate || skip, function(m, iterate, vname, iname) {
if (!iterate) {
return '\';} } out+=\'';
}
sid += 1;
indv = iname || 'i' + sid;
iterate = unescape(iterate);
return '\';var arr' + sid + '=' + iterate + ';if(arr' + sid + '){var ' + vname + ',' + indv + '=-1,l' + sid + '=arr' + sid + '.length-1;while(' + indv + '<l' + sid + '){' + vname + '=arr' + sid + '[' + indv + '+=1];out+=\'';
}).replace(c.evaluate || skip, function(m, code) {
return '\';' + unescape(code) + 'out+=\'';
}) + '\';return out;').replace(/\n/g, '\\n').replace(/\t/g, '\\t').replace(/\r/g, '\\r').replace(/(\s|;|\}|^|\{)out\+='';/g, '$1').replace(/\+''/g, '');
if (needhtmlencode) {
if (!c.selfcontained && globalThis && !globalThis._encodeHTML) {
globalThis._encodeHTML = doT3.encodeHTMLSource(c.doNotSkipEncoded);
}
str = 'var encodeHTML = typeof _encodeHTML !== \'undefined\' ? _encodeHTML : (' + doT3.encodeHTMLSource.toString() + '(' + (c.doNotSkipEncoded || '') + '));' + str;
}
try {
return new Function(c.varname, str);
} catch (e) {
if (typeof console !== 'undefined') {
console.log('Could not create a template function: ' + str);
}
throw e;
}
};
doT3.compile = function(tmpl, def) {
return doT3.template(tmpl, null, def);
};
})();
});
var require_es6_promise = __commonJS(function(exports, module) {
(function(global2, factory) {
_typeof(exports) === 'object' && typeof module !== 'undefined' ? module.exports = factory() : typeof define === 'function' && define.amd ? define(factory) : global2.ES6Promise = factory();
})(exports, function() {
'use strict';
function objectOrFunction(x) {
var type = _typeof(x);
return x !== null && (type === 'object' || type === 'function');
}
function isFunction(x) {
return typeof x === 'function';
}
var _isArray = void 0;
if (Array.isArray) {
_isArray = Array.isArray;
} else {
_isArray = function _isArray(x) {
return Object.prototype.toString.call(x) === '[object Array]';
};
}
var isArray = _isArray;
var len = 0;
var vertxNext = void 0;
var customSchedulerFn = void 0;
var asap = function asap2(callback, arg) {
queue2[len] = callback;
queue2[len + 1] = arg;
len += 2;
if (len === 2) {
if (customSchedulerFn) {
customSchedulerFn(flush);
} else {
scheduleFlush();
}
}
};
function setScheduler(scheduleFn) {
customSchedulerFn = scheduleFn;
}
function setAsap(asapFn) {
asap = asapFn;
}
var browserWindow = typeof window !== 'undefined' ? window : void 0;
var browserGlobal = browserWindow || {};
var BrowserMutationObserver = browserGlobal.MutationObserver || browserGlobal.WebKitMutationObserver;
var isNode2 = typeof self === 'undefined' && typeof process !== 'undefined' && {}.toString.call(process) === '[object process]';
var isWorker = typeof Uint8ClampedArray !== 'undefined' && typeof importScripts !== 'undefined' && typeof MessageChannel !== 'undefined';
function useNextTick() {
return function() {
return process.nextTick(flush);
};
}
function useVertxTimer() {
if (typeof vertxNext !== 'undefined') {
return function() {
vertxNext(flush);
};
}
return useSetTimeout();
}
function useMutationObserver() {
var iterations = 0;
var observer = new BrowserMutationObserver(flush);
var node = document.createTextNode('');
observer.observe(node, {
characterData: true
});
return function() {
node.data = iterations = ++iterations % 2;
};
}
function useMessageChannel() {
var channel = new MessageChannel();
channel.port1.onmessage = flush;
return function() {
return channel.port2.postMessage(0);
};
}
function useSetTimeout() {
var globalSetTimeout = setTimeout;
return function() {
return globalSetTimeout(flush, 1);
};
}
var queue2 = new Array(1e3);
function flush() {
for (var i = 0; i < len; i += 2) {
var callback = queue2[i];
var arg = queue2[i + 1];
callback(arg);
queue2[i] = void 0;
queue2[i + 1] = void 0;
}
len = 0;
}
function attemptVertx() {
try {
var vertx = Function('return this')().require('vertx');
vertxNext = vertx.runOnLoop || vertx.runOnContext;
return useVertxTimer();
} catch (e) {
return useSetTimeout();
}
}
var scheduleFlush = void 0;
if (isNode2) {
scheduleFlush = useNextTick();
} else if (BrowserMutationObserver) {
scheduleFlush = useMutationObserver();
} else if (isWorker) {
scheduleFlush = useMessageChannel();
} else if (browserWindow === void 0 && true) {
scheduleFlush = attemptVertx();
} else {
scheduleFlush = useSetTimeout();
}
function then(onFulfillment, onRejection) {
var parent = this;
var child = new this.constructor(noop3);
if (child[PROMISE_ID] === void 0) {
makePromise(child);
}
var _state = parent._state;
if (_state) {
var callback = arguments[_state - 1];
asap(function() {
return invokeCallback(_state, child, callback, parent._result);
});
} else {
subscribe2(parent, child, onFulfillment, onRejection);
}
return child;
}
function resolve$1(object) {
var Constructor = this;
if (object && _typeof(object) === 'object' && object.constructor === Constructor) {
return object;
}
var promise = new Constructor(noop3);
resolve(promise, object);
return promise;
}
var PROMISE_ID = Math.random().toString(36).substring(2);
function noop3() {}
var PENDING = void 0;
var FULFILLED = 1;
var REJECTED = 2;
function selfFulfillment() {
return new TypeError('You cannot resolve a promise with itself');
}
function cannotReturnOwn() {
return new TypeError('A promises callback cannot return that same promise.');
}
function tryThen(then$$1, value, fulfillmentHandler, rejectionHandler) {
try {
then$$1.call(value, fulfillmentHandler, rejectionHandler);
} catch (e) {
return e;
}
}
function handleForeignThenable(promise, thenable, then$$1) {
asap(function(promise2) {
var sealed = false;
var error = tryThen(then$$1, thenable, function(value) {
if (sealed) {
return;
}
sealed = true;
if (thenable !== value) {
resolve(promise2, value);
} else {
fulfill(promise2, value);
}
}, function(reason) {
if (sealed) {
return;
}
sealed = true;
reject(promise2, reason);
}, 'Settle: ' + (promise2._label || ' unknown promise'));
if (!sealed && error) {
sealed = true;
reject(promise2, error);
}
}, promise);
}
function handleOwnThenable(promise, thenable) {
if (thenable._state === FULFILLED) {
fulfill(promise, thenable._result);
} else if (thenable._state === REJECTED) {
reject(promise, thenable._result);
} else {
subscribe2(thenable, void 0, function(value) {
return resolve(promise, value);
}, function(reason) {
return reject(promise, reason);
});
}
}
function handleMaybeThenable(promise, maybeThenable, then$$1) {
if (maybeThenable.constructor === promise.constructor && then$$1 === then && maybeThenable.constructor.resolve === resolve$1) {
handleOwnThenable(promise, maybeThenable);
} else {
if (then$$1 === void 0) {
fulfill(promise, maybeThenable);
} else if (isFunction(then$$1)) {
handleForeignThenable(promise, maybeThenable, then$$1);
} else {
fulfill(promise, maybeThenable);
}
}
}
function resolve(promise, value) {
if (promise === value) {
reject(promise, selfFulfillment());
} else if (objectOrFunction(value)) {
var then$$1 = void 0;
try {
then$$1 = value.then;
} catch (error) {
reject(promise, error);
return;
}
handleMaybeThenable(promise, value, then$$1);
} else {
fulfill(promise, value);
}
}
function publishRejection(promise) {
if (promise._onerror) {
promise._onerror(promise._result);
}
publish(promise);
}
function fulfill(promise, value) {
if (promise._state !== PENDING) {
return;
}
promise._result = value;
promise._state = FULFILLED;
if (promise._subscribers.length !== 0) {
asap(publish, promise);
}
}
function reject(promise, reason) {
if (promise._state !== PENDING) {
return;
}
promise._state = REJECTED;
promise._result = reason;
asap(publishRejection, promise);
}
function subscribe2(parent, child, onFulfillment, onRejection) {
var _subscribers = parent._subscribers;
var length = _subscribers.length;
parent._onerror = null;
_subscribers[length] = child;
_subscribers[length + FULFILLED] = onFulfillment;
_subscribers[length + REJECTED] = onRejection;
if (length === 0 && parent._state) {
asap(publish, parent);
}
}
function publish(promise) {
var subscribers = promise._subscribers;
var settled = promise._state;
if (subscribers.length === 0) {
return;
}
var child = void 0, callback = void 0, detail = promise._result;
for (var i = 0; i < subscribers.length; i += 3) {
child = subscribers[i];
callback = subscribers[i + settled];
if (child) {
invokeCallback(settled, child, callback, detail);
} else {
callback(detail);
}
}
promise._subscribers.length = 0;
}
function invokeCallback(settled, promise, callback, detail) {
var hasCallback = isFunction(callback), value = void 0, error = void 0, succeeded = true;
if (hasCallback) {
try {
value = callback(detail);
} catch (e) {
succeeded = false;
error = e;
}
if (promise === value) {
reject(promise, cannotReturnOwn());
return;
}
} else {
value = detail;
}
if (promise._state !== PENDING) {} else if (hasCallback && succeeded) {
resolve(promise, value);
} else if (succeeded === false) {
reject(promise, error);
} else if (settled === FULFILLED) {
fulfill(promise, value);
} else if (settled === REJECTED) {
reject(promise, value);
}
}
function initializePromise(promise, resolver) {
try {
resolver(function resolvePromise(value) {
resolve(promise, value);
}, function rejectPromise(reason) {
reject(promise, reason);
});
} catch (e) {
reject(promise, e);
}
}
var id = 0;
function nextId() {
return id++;
}
function makePromise(promise) {
promise[PROMISE_ID] = id++;
promise._state = void 0;
promise._result = void 0;
promise._subscribers = [];
}
function validationError() {
return new Error('Array Methods must be provided an Array');
}
var Enumerator = function() {
function Enumerator2(Constructor, input) {
this._instanceConstructor = Constructor;
this.promise = new Constructor(noop3);
if (!this.promise[PROMISE_ID]) {
makePromise(this.promise);
}
if (isArray(input)) {
this.length = input.length;
this._remaining = input.length;
this._result = new Array(this.length);
if (this.length === 0) {
fulfill(this.promise, this._result);
} else {
this.length = this.length || 0;
this._enumerate(input);
if (this._remaining === 0) {
fulfill(this.promise, this._result);
}
}
} else {
reject(this.promise, validationError());
}
}
Enumerator2.prototype._enumerate = function _enumerate(input) {
for (var i = 0; this._state === PENDING && i < input.length; i++) {
this._eachEntry(input[i], i);
}
};
Enumerator2.prototype._eachEntry = function _eachEntry(entry, i) {
var c = this._instanceConstructor;
var resolve$$1 = c.resolve;
if (resolve$$1 === resolve$1) {
var _then = void 0;
var error = void 0;
var didError = false;
try {
_then = entry.then;
} catch (e) {
didError = true;
error = e;
}
if (_then === then && entry._state !== PENDING) {
this._settledAt(entry._state, i, entry._result);
} else if (typeof _then !== 'function') {
this._remaining--;
this._result[i] = entry;
} else if (c === Promise$1) {
var promise = new c(noop3);
if (didError) {
reject(promise, error);
} else {
handleMaybeThenable(promise, entry, _then);
}
this._willSettleAt(promise, i);
} else {
this._willSettleAt(new c(function(resolve$$12) {
return resolve$$12(entry);
}), i);
}
} else {
this._willSettleAt(resolve$$1(entry), i);
}
};
Enumerator2.prototype._settledAt = function _settledAt(state, i, value) {
var promise = this.promise;
if (promise._state === PENDING) {
this._remaining--;
if (state === REJECTED) {
reject(promise, value);
} else {
this._result[i] = value;
}
}
if (this._remaining === 0) {
fulfill(promise, this._result);
}
};
Enumerator2.prototype._willSettleAt = function _willSettleAt(promise, i) {
var enumerator = this;
subscribe2(promise, void 0, function(value) {
return enumerator._settledAt(FULFILLED, i, value);
}, function(reason) {
return enumerator._settledAt(REJECTED, i, reason);
});
};
return Enumerator2;
}();
function all(entries) {
return new Enumerator(this, entries).promise;
}
function race(entries) {
var Constructor = this;
if (!isArray(entries)) {
return new Constructor(function(_, reject2) {
return reject2(new TypeError('You must pass an array to race.'));
});
} else {
return new Constructor(function(resolve2, reject2) {
var length = entries.length;
for (var i = 0; i < length; i++) {
Constructor.resolve(entries[i]).then(resolve2, reject2);
}
});
}
}
function reject$1(reason) {
var Constructor = this;
var promise = new Constructor(noop3);
reject(promise, reason);
return promise;
}
function needsResolver() {
throw new TypeError('You must pass a resolver function as the first argument to the promise constructor');
}
function needsNew() {
throw new TypeError('Failed to construct \'Promise\': Please use the \'new\' operator, this object constructor cannot be called as a function.');
}
var Promise$1 = function() {
function Promise2(resolver) {
this[PROMISE_ID] = nextId();
this._result = this._state = void 0;
this._subscribers = [];
if (noop3 !== resolver) {
typeof resolver !== 'function' && needsResolver();
this instanceof Promise2 ? initializePromise(this, resolver) : needsNew();
}
}
Promise2.prototype['catch'] = function _catch(onRejection) {
return this.then(null, onRejection);
};
Promise2.prototype['finally'] = function _finally(callback) {
var promise = this;
var constructor = promise.constructor;
if (isFunction(callback)) {
return promise.then(function(value) {
return constructor.resolve(callback()).then(function() {
return value;
});
}, function(reason) {
return constructor.resolve(callback()).then(function() {
throw reason;
});
});
}
return promise.then(callback, callback);
};
return Promise2;
}();
Promise$1.prototype.then = then;
Promise$1.all = all;
Promise$1.race = race;
Promise$1.resolve = resolve$1;
Promise$1.reject = reject$1;
Promise$1._setScheduler = setScheduler;
Promise$1._setAsap = setAsap;
Promise$1._asap = asap;
function polyfill() {
var local = void 0;
if (typeof global !== 'undefined') {
local = global;
} else if (typeof self !== 'undefined') {
local = self;
} else {
try {
local = Function('return this')();
} catch (e) {
throw new Error('polyfill failed because global object is unavailable in this environment');
}
}
var P = local.Promise;
if (P) {
var promiseToString = null;
try {
promiseToString = Object.prototype.toString.call(P.resolve());
} catch (e) {}
if (promiseToString === '[object Promise]' && !P.cast) {
return;
}
}
local.Promise = Promise$1;
}
Promise$1.polyfill = polyfill;
Promise$1.Promise = Promise$1;
return Promise$1;
});
});
var require_typedarray = __commonJS(function(exports) {
var MAX_ARRAY_LENGTH = 1e5;
var ECMAScript = function() {
var opts = Object.prototype.toString;
var ophop = Object.prototype.hasOwnProperty;
return {
Class: function Class(v) {
return opts.call(v).replace(/^\[object *|\]$/g, '');
},
HasProperty: function HasProperty(o, p) {
return p in o;
},
HasOwnProperty: function HasOwnProperty(o, p) {
return ophop.call(o, p);
},
IsCallable: function IsCallable(o) {
return typeof o === 'function';
},
ToInt32: function ToInt32(v) {
return v >> 0;
},
ToUint32: function ToUint32(v) {
return v >>> 0;
}
};
}();
var LN2 = Math.LN2;
var abs = Math.abs;
var floor = Math.floor;
var log2 = Math.log;
var min = Math.min;
var pow = Math.pow;
var round = Math.round;
function clamp2(v, minimum, max) {
return v < minimum ? minimum : v > max ? max : v;
}
var getOwnPropNames = Object.getOwnPropertyNames || function(o) {
if (o !== Object(o)) {
throw new TypeError('Object.getOwnPropertyNames called on non-object');
}
var props = [], p;
for (p in o) {
if (ECMAScript.HasOwnProperty(o, p)) {
props.push(p);
}
}
return props;
};
var defineProp;
if (Object.defineProperty && function() {
try {
Object.defineProperty({}, 'x', {});
return true;
} catch (e) {
return false;
}
}()) {
defineProp = Object.defineProperty;
} else {
defineProp = function defineProp(o, p, desc) {
if (!o === Object(o)) {
throw new TypeError('Object.defineProperty called on non-object');
}
if (ECMAScript.HasProperty(desc, 'get') && Object.prototype.__defineGetter__) {
Object.prototype.__defineGetter__.call(o, p, desc.get);
}
if (ECMAScript.HasProperty(desc, 'set') && Object.prototype.__defineSetter__) {
Object.prototype.__defineSetter__.call(o, p, desc.set);
}
if (ECMAScript.HasProperty(desc, 'value')) {
o[p] = desc.value;
}
return o;
};
}
function configureProperties(obj) {
if (getOwnPropNames && defineProp) {
var props = getOwnPropNames(obj), i;
for (i = 0; i < props.length; i += 1) {
defineProp(obj, props[i], {
value: obj[props[i]],
writable: false,
enumerable: false,
configurable: false
});
}
}
}
function makeArrayAccessors(obj) {
if (!defineProp) {
return;
}
if (obj.length > MAX_ARRAY_LENGTH) {
throw new RangeError('Array too large for polyfill');
}
function makeArrayAccessor(index) {
defineProp(obj, index, {
get: function get() {
return obj._getter(index);
},
set: function set(v) {
obj._setter(index, v);
},
enumerable: true,
configurable: false
});
}
var i;
for (i = 0; i < obj.length; i += 1) {
makeArrayAccessor(i);
}
}
function as_signed(value, bits) {
var s = 32 - bits;
return value << s >> s;
}
function as_unsigned(value, bits) {
var s = 32 - bits;
return value << s >>> s;
}
function packI8(n) {
return [ n & 255 ];
}
function unpackI8(bytes) {
return as_signed(bytes[0], 8);
}
function packU8(n) {
return [ n & 255 ];
}
function unpackU8(bytes) {
return as_unsigned(bytes[0], 8);
}
function packU8Clamped(n) {
n = round(Number(n));
return [ n < 0 ? 0 : n > 255 ? 255 : n & 255 ];
}
function packI16(n) {
return [ n >> 8 & 255, n & 255 ];
}
function unpackI16(bytes) {
return as_signed(bytes[0] << 8 | bytes[1], 16);
}
function packU16(n) {
return [ n >> 8 & 255, n & 255 ];
}
function unpackU16(bytes) {
return as_unsigned(bytes[0] << 8 | bytes[1], 16);
}
function packI32(n) {
return [ n >> 24 & 255, n >> 16 & 255, n >> 8 & 255, n & 255 ];
}
function unpackI32(bytes) {
return as_signed(bytes[0] << 24 | bytes[1] << 16 | bytes[2] << 8 | bytes[3], 32);
}
function packU32(n) {
return [ n >> 24 & 255, n >> 16 & 255, n >> 8 & 255, n & 255 ];
}
function unpackU32(bytes) {
return as_unsigned(bytes[0] << 24 | bytes[1] << 16 | bytes[2] << 8 | bytes[3], 32);
}
function packIEEE754(v, ebits, fbits) {
var bias = (1 << ebits - 1) - 1;
var s, e, f, i, bits, str, bytes;
function roundToEven(n) {
var w = floor(n);
var fl = n - w;
if (fl < .5) {
return w;
}
if (fl > .5) {
return w + 1;
}
return w % 2 ? w + 1 : w;
}
if (v !== v) {
e = (1 << ebits) - 1;
f = pow(2, fbits - 1);
s = 0;
} else if (v === Infinity || v === -Infinity) {
e = (1 << ebits) - 1;
f = 0;
s = v < 0 ? 1 : 0;
} else if (v === 0) {
e = 0;
f = 0;
s = 1 / v === -Infinity ? 1 : 0;
} else {
s = v < 0;
v = abs(v);
if (v >= pow(2, 1 - bias)) {
e = min(floor(log2(v) / LN2), 1023);
f = roundToEven(v / pow(2, e) * pow(2, fbits));
if (f / pow(2, fbits) >= 2) {
e = e + 1;
f = 1;
}
if (e > bias) {
e = (1 << ebits) - 1;
f = 0;
} else {
e = e + bias;
f = f - pow(2, fbits);
}
} else {
e = 0;
f = roundToEven(v / pow(2, 1 - bias - fbits));
}
}
bits = [];
for (i = fbits; i; i -= 1) {
bits.push(f % 2 ? 1 : 0);
f = floor(f / 2);
}
for (i = ebits; i; i -= 1) {
bits.push(e % 2 ? 1 : 0);
e = floor(e / 2);
}
bits.push(s ? 1 : 0);
bits.reverse();
str = bits.join('');
bytes = [];
while (str.length) {
bytes.push(parseInt(str.substring(0, 8), 2));
str = str.substring(8);
}
return bytes;
}
function unpackIEEE754(bytes, ebits, fbits) {
var bits = [], i, j, b, str, bias, s, e, f;
for (i = bytes.length; i; i -= 1) {
b = bytes[i - 1];
for (j = 8; j; j -= 1) {
bits.push(b % 2 ? 1 : 0);
b = b >> 1;
}
}
bits.reverse();
str = bits.join('');
bias = (1 << ebits - 1) - 1;
s = parseInt(str.substring(0, 1), 2) ? -1 : 1;
e = parseInt(str.substring(1, 1 + ebits), 2);
f = parseInt(str.substring(1 + ebits), 2);
if (e === (1 << ebits) - 1) {
return f === 0 ? s * Infinity : NaN;
} else if (e > 0) {
return s * pow(2, e - bias) * (1 + f / pow(2, fbits));
} else if (f !== 0) {
return s * pow(2, -(bias - 1)) * (f / pow(2, fbits));
}
return s < 0 ? -0 : 0;
}
function unpackF64(b) {
return unpackIEEE754(b, 11, 52);
}
function packF64(v) {
return packIEEE754(v, 11, 52);
}
function unpackF32(b) {
return unpackIEEE754(b, 8, 23);
}
function packF32(v) {
return packIEEE754(v, 8, 23);
}
(function() {
function ArrayBuffer(length) {
length = ECMAScript.ToInt32(length);
if (length < 0) {
throw new RangeError('ArrayBuffer size is not a small enough positive integer');
}
this.byteLength = length;
this._bytes = [];
this._bytes.length = length;
var i;
for (i = 0; i < this.byteLength; i += 1) {
this._bytes[i] = 0;
}
configureProperties(this);
}
exports.ArrayBuffer = exports.ArrayBuffer || ArrayBuffer;
function ArrayBufferView() {}
function makeConstructor(bytesPerElement, pack, unpack) {
var _ctor;
_ctor = function ctor(buffer, byteOffset, length) {
var array, sequence, i, s;
if (!arguments.length || typeof arguments[0] === 'number') {
this.length = ECMAScript.ToInt32(arguments[0]);
if (length < 0) {
throw new RangeError('ArrayBufferView size is not a small enough positive integer');
}
this.byteLength = this.length * this.BYTES_PER_ELEMENT;
this.buffer = new ArrayBuffer(this.byteLength);
this.byteOffset = 0;
} else if (_typeof(arguments[0]) === 'object' && arguments[0].constructor === _ctor) {
array = arguments[0];
this.length = array.length;
this.byteLength = this.length * this.BYTES_PER_ELEMENT;
this.buffer = new ArrayBuffer(this.byteLength);
this.byteOffset = 0;
for (i = 0; i < this.length; i += 1) {
this._setter(i, array._getter(i));
}
} else if (_typeof(arguments[0]) === 'object' && !(arguments[0] instanceof ArrayBuffer || ECMAScript.Class(arguments[0]) === 'ArrayBuffer')) {
sequence = arguments[0];
this.length = ECMAScript.ToUint32(sequence.length);
this.byteLength = this.length * this.BYTES_PER_ELEMENT;
this.buffer = new ArrayBuffer(this.byteLength);
this.byteOffset = 0;
for (i = 0; i < this.length; i += 1) {
s = sequence[i];
this._setter(i, Number(s));
}
} else if (_typeof(arguments[0]) === 'object' && (arguments[0] instanceof ArrayBuffer || ECMAScript.Class(arguments[0]) === 'ArrayBuffer')) {
this.buffer = buffer;
this.byteOffset = ECMAScript.ToUint32(byteOffset);
if (this.byteOffset > this.buffer.byteLength) {
throw new RangeError('byteOffset out of range');
}
if (this.byteOffset % this.BYTES_PER_ELEMENT) {
throw new RangeError('ArrayBuffer length minus the byteOffset is not a multiple of the element size.');
}
if (arguments.length < 3) {
this.byteLength = this.buffer.byteLength - this.byteOffset;
if (this.byteLength % this.BYTES_PER_ELEMENT) {
throw new RangeError('length of buffer minus byteOffset not a multiple of the element size');
}
this.length = this.byteLength / this.BYTES_PER_ELEMENT;
} else {
this.length = ECMAScript.ToUint32(length);
this.byteLength = this.length * this.BYTES_PER_ELEMENT;
}
if (this.byteOffset + this.byteLength > this.buffer.byteLength) {
throw new RangeError('byteOffset and length reference an area beyond the end of the buffer');
}
} else {
throw new TypeError('Unexpected argument type(s)');
}
this.constructor = _ctor;
configureProperties(this);
makeArrayAccessors(this);
};
_ctor.prototype = new ArrayBufferView();
_ctor.prototype.BYTES_PER_ELEMENT = bytesPerElement;
_ctor.prototype._pack = pack;
_ctor.prototype._unpack = unpack;
_ctor.BYTES_PER_ELEMENT = bytesPerElement;
_ctor.prototype._getter = function(index) {
if (arguments.length < 1) {
throw new SyntaxError('Not enough arguments');
}
index = ECMAScript.ToUint32(index);
if (index >= this.length) {
return void 0;
}
var bytes = [];
for (var i = 0, o = this.byteOffset + index * this.BYTES_PER_ELEMENT; i < this.BYTES_PER_ELEMENT; i += 1,
o += 1) {
bytes.push(this.buffer._bytes[o]);
}
return this._unpack(bytes);
};
_ctor.prototype.get = _ctor.prototype._getter;
_ctor.prototype._setter = function(index, value) {
if (arguments.length < 2) {
throw new SyntaxError('Not enough arguments');
}
index = ECMAScript.ToUint32(index);
if (index < this.length) {
var bytes = this._pack(value);
var i;
var o;
for (i = 0, o = this.byteOffset + index * this.BYTES_PER_ELEMENT; i < this.BYTES_PER_ELEMENT; i += 1,
o += 1) {
this.buffer._bytes[o] = bytes[i];
}
}
};
_ctor.prototype.set = function(index, value) {
if (arguments.length < 1) {
throw new SyntaxError('Not enough arguments');
}
var array, sequence, offset, len, i, s, d, byteOffset, byteLength, tmp;
if (_typeof(arguments[0]) === 'object' && arguments[0].constructor === this.constructor) {
array = arguments[0];
offset = ECMAScript.ToUint32(arguments[1]);
if (offset + array.length > this.length) {
throw new RangeError('Offset plus length of array is out of range');
}
byteOffset = this.byteOffset + offset * this.BYTES_PER_ELEMENT;
byteLength = array.length * this.BYTES_PER_ELEMENT;
if (array.buffer === this.buffer) {
tmp = [];
for (i = 0, s = array.byteOffset; i < byteLength; i += 1, s += 1) {
tmp[i] = array.buffer._bytes[s];
}
for (i = 0, d = byteOffset; i < byteLength; i += 1, d += 1) {
this.buffer._bytes[d] = tmp[i];
}
} else {
for (i = 0, s = array.byteOffset, d = byteOffset; i < byteLength; i += 1,
s += 1, d += 1) {
this.buffer._bytes[d] = array.buffer._bytes[s];
}
}
} else if (_typeof(arguments[0]) === 'object' && typeof arguments[0].length !== 'undefined') {
sequence = arguments[0];
len = ECMAScript.ToUint32(sequence.length);
offset = ECMAScript.ToUint32(arguments[1]);
if (offset + len > this.length) {
throw new RangeError('Offset plus length of array is out of range');
}
for (i = 0; i < len; i += 1) {
s = sequence[i];
this._setter(offset + i, Number(s));
}
} else {
throw new TypeError('Unexpected argument type(s)');
}
};
_ctor.prototype.subarray = function(start, end) {
start = ECMAScript.ToInt32(start);
end = ECMAScript.ToInt32(end);
if (arguments.length < 1) {
start = 0;
}
if (arguments.length < 2) {
end = this.length;
}
if (start < 0) {
start = this.length + start;
}
if (end < 0) {
end = this.length + end;
}
start = clamp2(start, 0, this.length);
end = clamp2(end, 0, this.length);
var len = end - start;
if (len < 0) {
len = 0;
}
return new this.constructor(this.buffer, this.byteOffset + start * this.BYTES_PER_ELEMENT, len);
};
return _ctor;
}
var Int8Array = makeConstructor(1, packI8, unpackI8);
var Uint8Array2 = makeConstructor(1, packU8, unpackU8);
var Uint8ClampedArray2 = makeConstructor(1, packU8Clamped, unpackU8);
var Int16Array = makeConstructor(2, packI16, unpackI16);
var Uint16Array = makeConstructor(2, packU16, unpackU16);
var Int32Array = makeConstructor(4, packI32, unpackI32);
var Uint32Array3 = makeConstructor(4, packU32, unpackU32);
var Float32Array = makeConstructor(4, packF32, unpackF32);
var Float64Array = makeConstructor(8, packF64, unpackF64);
exports.Int8Array = exports.Int8Array || Int8Array;
exports.Uint8Array = exports.Uint8Array || Uint8Array2;
exports.Uint8ClampedArray = exports.Uint8ClampedArray || Uint8ClampedArray2;
exports.Int16Array = exports.Int16Array || Int16Array;
exports.Uint16Array = exports.Uint16Array || Uint16Array;
exports.Int32Array = exports.Int32Array || Int32Array;
exports.Uint32Array = exports.Uint32Array || Uint32Array3;
exports.Float32Array = exports.Float32Array || Float32Array;
exports.Float64Array = exports.Float64Array || Float64Array;
})();
(function() {
function r(array, index) {
return ECMAScript.IsCallable(array.get) ? array.get(index) : array[index];
}
var IS_BIG_ENDIAN = function() {
var u16array = new exports.Uint16Array([ 4660 ]), u8array = new exports.Uint8Array(u16array.buffer);
return r(u8array, 0) === 18;
}();
function DataView(buffer, byteOffset, byteLength) {
if (arguments.length === 0) {
buffer = new exports.ArrayBuffer(0);
} else if (!(buffer instanceof exports.ArrayBuffer || ECMAScript.Class(buffer) === 'ArrayBuffer')) {
throw new TypeError('TypeError');
}
this.buffer = buffer || new exports.ArrayBuffer(0);
this.byteOffset = ECMAScript.ToUint32(byteOffset);
if (this.byteOffset > this.buffer.byteLength) {
throw new RangeError('byteOffset out of range');
}
if (arguments.length < 3) {
this.byteLength = this.buffer.byteLength - this.byteOffset;
} else {
this.byteLength = ECMAScript.ToUint32(byteLength);
}
if (this.byteOffset + this.byteLength > this.buffer.byteLength) {
throw new RangeError('byteOffset and length reference an area beyond the end of the buffer');
}
configureProperties(this);
}
function makeGetter(arrayType) {
return function(byteOffset, littleEndian) {
byteOffset = ECMAScript.ToUint32(byteOffset);
if (byteOffset + arrayType.BYTES_PER_ELEMENT > this.byteLength) {
throw new RangeError('Array index out of range');
}
byteOffset += this.byteOffset;
var uint8Array = new exports.Uint8Array(this.buffer, byteOffset, arrayType.BYTES_PER_ELEMENT), bytes = [], i;
for (i = 0; i < arrayType.BYTES_PER_ELEMENT; i += 1) {
bytes.push(r(uint8Array, i));
}
if (Boolean(littleEndian) === Boolean(IS_BIG_ENDIAN)) {
bytes.reverse();
}
return r(new arrayType(new exports.Uint8Array(bytes).buffer), 0);
};
}
DataView.prototype.getUint8 = makeGetter(exports.Uint8Array);
DataView.prototype.getInt8 = makeGetter(exports.Int8Array);
DataView.prototype.getUint16 = makeGetter(exports.Uint16Array);
DataView.prototype.getInt16 = makeGetter(exports.Int16Array);
DataView.prototype.getUint32 = makeGetter(exports.Uint32Array);
DataView.prototype.getInt32 = makeGetter(exports.Int32Array);
DataView.prototype.getFloat32 = makeGetter(exports.Float32Array);
DataView.prototype.getFloat64 = makeGetter(exports.Float64Array);
function makeSetter(arrayType) {
return function(byteOffset, value, littleEndian) {
byteOffset = ECMAScript.ToUint32(byteOffset);
if (byteOffset + arrayType.BYTES_PER_ELEMENT > this.byteLength) {
throw new RangeError('Array index out of range');
}
var typeArray = new arrayType([ value ]), byteArray = new exports.Uint8Array(typeArray.buffer), bytes = [], i, byteView;
for (i = 0; i < arrayType.BYTES_PER_ELEMENT; i += 1) {
bytes.push(r(byteArray, i));
}
if (Boolean(littleEndian) === Boolean(IS_BIG_ENDIAN)) {
bytes.reverse();
}
byteView = new exports.Uint8Array(this.buffer, byteOffset, arrayType.BYTES_PER_ELEMENT);
byteView.set(bytes);
};
}
DataView.prototype.setUint8 = makeSetter(exports.Uint8Array);
DataView.prototype.setInt8 = makeSetter(exports.Int8Array);
DataView.prototype.setUint16 = makeSetter(exports.Uint16Array);
DataView.prototype.setInt16 = makeSetter(exports.Int16Array);
DataView.prototype.setUint32 = makeSetter(exports.Uint32Array);
DataView.prototype.setInt32 = makeSetter(exports.Int32Array);
DataView.prototype.setFloat32 = makeSetter(exports.Float32Array);
DataView.prototype.setFloat64 = makeSetter(exports.Float64Array);
exports.DataView = exports.DataView || DataView;
})();
});
var require_weakmap_polyfill = __commonJS(function(exports) {
(function(self2) {
'use strict';
if (self2.WeakMap) {
return;
}
var hasOwnProperty2 = Object.prototype.hasOwnProperty;
var hasDefine = Object.defineProperty && function() {
try {
return Object.defineProperty({}, 'x', {
value: 1
}).x === 1;
} catch (e) {}
}();
var defineProperty = function defineProperty(object, name, value) {
if (hasDefine) {
Object.defineProperty(object, name, {
configurable: true,
writable: true,
value: value
});
} else {
object[name] = value;
}
};
self2.WeakMap = function() {
function WeakMap2() {
if (this === void 0) {
throw new TypeError('Constructor WeakMap requires \'new\'');
}
defineProperty(this, '_id', genId('_WeakMap'));
if (arguments.length > 0) {
throw new TypeError('WeakMap iterable is not supported');
}
}
defineProperty(WeakMap2.prototype, 'delete', function(key) {
checkInstance(this, 'delete');
if (!isObject(key)) {
return false;
}
var entry = key[this._id];
if (entry && entry[0] === key) {
delete key[this._id];
return true;
}
return false;
});
defineProperty(WeakMap2.prototype, 'get', function(key) {
checkInstance(this, 'get');
if (!isObject(key)) {
return void 0;
}
var entry = key[this._id];
if (entry && entry[0] === key) {
return entry[1];
}
return void 0;
});
defineProperty(WeakMap2.prototype, 'has', function(key) {
checkInstance(this, 'has');
if (!isObject(key)) {
return false;
}
var entry = key[this._id];
if (entry && entry[0] === key) {
return true;
}
return false;
});
defineProperty(WeakMap2.prototype, 'set', function(key, value) {
checkInstance(this, 'set');
if (!isObject(key)) {
throw new TypeError('Invalid value used as weak map key');
}
var entry = key[this._id];
if (entry && entry[0] === key) {
entry[1] = value;
return this;
}
defineProperty(key, this._id, [ key, value ]);
return this;
});
function checkInstance(x, methodName) {
if (!isObject(x) || !hasOwnProperty2.call(x, '_id')) {
throw new TypeError(methodName + ' method called on incompatible receiver ' + _typeof(x));
}
}
function genId(prefix) {
return prefix + '_' + rand() + '.' + rand();
}
function rand() {
return Math.random().toString().substring(2);
}
defineProperty(WeakMap2, '_polyfill', true);
return WeakMap2;
}();
function isObject(x) {
return Object(x) === x;
}
})(typeof globalThis !== 'undefined' ? globalThis : typeof self !== 'undefined' ? self : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : exports);
});
var definitions = [ {
name: 'NA',
value: 'inapplicable',
priority: 0,
group: 'inapplicable'
}, {
name: 'PASS',
value: 'passed',
priority: 1,
group: 'passes'
}, {
name: 'CANTTELL',
value: 'cantTell',
priority: 2,
group: 'incomplete'
}, {
name: 'FAIL',
value: 'failed',
priority: 3,
group: 'violations'
} ];
var constants = {
helpUrlBase: 'https://dequeuniversity.com/rules/',
gridSize: 200,
results: [],
resultGroups: [],
resultGroupMap: {},
impact: Object.freeze([ 'minor', 'moderate', 'serious', 'critical' ]),
preload: Object.freeze({
assets: [ 'cssom', 'media' ],
timeout: 1e4
}),
allOrigins: '<unsafe_all_origins>',
sameOrigin: '<same_origin>'
};
definitions.forEach(function(definition) {
var name = definition.name;
var value = definition.value;
var priority = definition.priority;
var group = definition.group;
constants[name] = value;
constants[name + '_PRIO'] = priority;
constants[name + '_GROUP'] = group;
constants.results[priority] = value;
constants.resultGroups[priority] = group;
constants.resultGroupMap[value] = group;
});
Object.freeze(constants.results);
Object.freeze(constants.resultGroups);
Object.freeze(constants.resultGroupMap);
Object.freeze(constants);
var constants_default = constants;
function log() {
if ((typeof console === 'undefined' ? 'undefined' : _typeof(console)) === 'object' && console.log) {
Function.prototype.apply.call(console.log, console, arguments);
}
}
var log_default = log;
var whitespaceRegex = /[\t\r\n\f]/g;
var AbstractVirtualNode = function() {
function AbstractVirtualNode() {
_classCallCheck(this, AbstractVirtualNode);
this.parent = void 0;
}
_createClass(AbstractVirtualNode, [ {
key: 'props',
get: function get() {
throw new Error('VirtualNode class must have a "props" object consisting of "nodeType" and "nodeName" properties');
}
}, {
key: 'attrNames',
get: function get() {
throw new Error('VirtualNode class must have an "attrNames" property');
}
}, {
key: 'attr',
value: function attr() {
throw new Error('VirtualNode class must have an "attr" function');
}
}, {
key: 'hasAttr',
value: function hasAttr() {
throw new Error('VirtualNode class must have a "hasAttr" function');
}
}, {
key: 'hasClass',
value: function hasClass(className) {
var classAttr = this.attr('class');
if (!classAttr) {
return false;
}
var selector = ' ' + className + ' ';
return (' ' + classAttr + ' ').replace(whitespaceRegex, ' ').indexOf(selector) >= 0;
}
} ]);
return AbstractVirtualNode;
}();
var abstract_virtual_node_default = AbstractVirtualNode;
var utils_exports = {};
__export(utils_exports, {
DqElement: function DqElement() {
return dq_element_default;
},
aggregate: function aggregate() {
return aggregate_default;
},
aggregateChecks: function aggregateChecks() {
return aggregate_checks_default;
},
aggregateNodeResults: function aggregateNodeResults() {
return aggregate_node_results_default;
},
aggregateResult: function aggregateResult() {
return aggregate_result_default;
},
areStylesSet: function areStylesSet() {
return are_styles_set_default;
},
assert: function assert() {
return assert_default;
},
checkHelper: function checkHelper() {
return check_helper_default;
},
clone: function clone() {
return clone_default;
},
closest: function closest() {
return closest_default;
},
collectResultsFromFrames: function collectResultsFromFrames() {
return _collectResultsFromFrames;
},
contains: function contains() {
return _contains;
},
convertSelector: function convertSelector() {
return _convertSelector;
},
cssParser: function cssParser() {
return css_parser_default;
},
deepMerge: function deepMerge() {
return deep_merge_default;
},
escapeSelector: function escapeSelector() {
return escape_selector_default;
},
extendMetaData: function extendMetaData() {
return extend_meta_data_default;
},
filterHtmlAttrs: function filterHtmlAttrs() {
return _filterHtmlAttrs;
},
finalizeRuleResult: function finalizeRuleResult() {
return finalize_result_default;
},
findBy: function findBy() {
return find_by_default;
},
getAllChecks: function getAllChecks() {
return get_all_checks_default;
},
getAncestry: function getAncestry() {
return _getAncestry;
},
getBaseLang: function getBaseLang() {
return get_base_lang_default;
},
getCheckMessage: function getCheckMessage() {
return get_check_message_default;
},
getCheckOption: function getCheckOption() {
return get_check_option_default;
},
getEnvironmentData: function getEnvironmentData() {
return _getEnvironmentData;
},
getFlattenedTree: function getFlattenedTree() {
return get_flattened_tree_default;
},
getFrameContexts: function getFrameContexts() {
return _getFrameContexts;
},
getFriendlyUriEnd: function getFriendlyUriEnd() {
return get_friendly_uri_end_default;
},
getNodeAttributes: function getNodeAttributes() {
return get_node_attributes_default;
},
getNodeFromTree: function getNodeFromTree() {
return get_node_from_tree_default;
},
getPreloadConfig: function getPreloadConfig() {
return _getPreloadConfig;
},
getRootNode: function getRootNode() {
return get_root_node_default;
},
getRule: function getRule() {
return get_rule_default;
},
getScroll: function getScroll() {
return _getScroll;
},
getScrollState: function getScrollState() {
return get_scroll_state_default;
},
getSelector: function getSelector() {
return _getSelector;
},
getSelectorData: function getSelectorData() {
return _getSelectorData;
},
getShadowSelector: function getShadowSelector() {
return get_shadow_selector_default;
},
getStandards: function getStandards() {
return _getStandards;
},
getStyleSheetFactory: function getStyleSheetFactory() {
return get_stylesheet_factory_default;
},
getXpath: function getXpath() {
return get_xpath_default;
},
injectStyle: function injectStyle() {
return inject_style_default;
},
isHidden: function isHidden() {
return is_hidden_default;
},
isHtmlElement: function isHtmlElement() {
return is_html_element_default;
},
isNodeInContext: function isNodeInContext() {
return _isNodeInContext;
},
isShadowRoot: function isShadowRoot() {
return is_shadow_root_default;
},
isValidLang: function isValidLang() {
return valid_langs_default;
},
isXHTML: function isXHTML() {
return is_xhtml_default;
},
matchAncestry: function matchAncestry() {
return match_ancestry_default;
},
matches: function matches() {
return matches_default;
},
matchesExpression: function matchesExpression() {
return _matchesExpression;
},
matchesSelector: function matchesSelector() {
return element_matches_default;
},
memoize: function memoize() {
return memoize_default;
},
mergeResults: function mergeResults() {
return merge_results_default;
},
nodeSorter: function nodeSorter() {
return node_sorter_default;
},
parseCrossOriginStylesheet: function parseCrossOriginStylesheet() {
return parse_crossorigin_stylesheet_default;
},
parseSameOriginStylesheet: function parseSameOriginStylesheet() {
return parse_sameorigin_stylesheet_default;
},
parseStylesheet: function parseStylesheet() {
return parse_stylesheet_default;
},
performanceTimer: function performanceTimer() {
return performance_timer_default;
},
pollyfillElementsFromPoint: function pollyfillElementsFromPoint() {
return _pollyfillElementsFromPoint;
},
preload: function preload() {
return preload_default;
},
preloadCssom: function preloadCssom() {
return preload_cssom_default;
},
preloadMedia: function preloadMedia() {
return preload_media_default;
},
processMessage: function processMessage() {
return process_message_default;
},
publishMetaData: function publishMetaData() {
return publish_metadata_default;
},
querySelectorAll: function querySelectorAll() {
return query_selector_all_default;
},
querySelectorAllFilter: function querySelectorAllFilter() {
return query_selector_all_filter_default;
},
queue: function queue() {
return queue_default;
},
respondable: function respondable() {
return _respondable;
},
ruleShouldRun: function ruleShouldRun() {
return rule_should_run_default;
},
select: function select() {
return _select;
},
sendCommandToFrame: function sendCommandToFrame() {
return _sendCommandToFrame;
},
setScrollState: function setScrollState() {
return set_scroll_state_default;
},
shadowSelect: function shadowSelect() {
return _shadowSelect;
},
shadowSelectAll: function shadowSelectAll() {
return _shadowSelectAll;
},
shouldPreload: function shouldPreload() {
return _shouldPreload;
},
toArray: function toArray() {
return to_array_default;
},
tokenList: function tokenList() {
return token_list_default;
},
uniqueArray: function uniqueArray() {
return unique_array_default;
},
uuid: function uuid() {
return uuid_default;
},
validInputTypes: function validInputTypes() {
return valid_input_type_default;
},
validLangs: function validLangs() {
return _validLangs;
}
});
function aggregate(map, values, initial) {
values = values.slice();
if (initial) {
values.push(initial);
}
var sorting = values.map(function(val) {
return map.indexOf(val);
}).sort();
return map[sorting.pop()];
}
var aggregate_default = aggregate;
var CANTTELL_PRIO = constants_default.CANTTELL_PRIO, FAIL_PRIO = constants_default.FAIL_PRIO;
var checkMap = [];
checkMap[constants_default.PASS_PRIO] = true;
checkMap[constants_default.CANTTELL_PRIO] = null;
checkMap[constants_default.FAIL_PRIO] = false;
var checkTypes = [ 'any', 'all', 'none' ];
function anyAllNone(obj, functor) {
return checkTypes.reduce(function(out, type) {
out[type] = (obj[type] || []).map(function(val) {
return functor(val, type);
});
return out;
}, {});
}
function aggregateChecks(nodeResOriginal) {
var nodeResult = Object.assign({}, nodeResOriginal);
anyAllNone(nodeResult, function(check, type) {
var i = typeof check.result === 'undefined' ? -1 : checkMap.indexOf(check.result);
check.priority = i !== -1 ? i : constants_default.CANTTELL_PRIO;
if (type === 'none') {
if (check.priority === constants_default.PASS_PRIO) {
check.priority = constants_default.FAIL_PRIO;
} else if (check.priority === constants_default.FAIL_PRIO) {
check.priority = constants_default.PASS_PRIO;
}
}
});
var priorities = {
all: nodeResult.all.reduce(function(a, b) {
return Math.max(a, b.priority);
}, 0),
none: nodeResult.none.reduce(function(a, b) {
return Math.max(a, b.priority);
}, 0),
any: nodeResult.any.reduce(function(a, b) {
return Math.min(a, b.priority);
}, 4) % 4
};
nodeResult.priority = Math.max(priorities.all, priorities.none, priorities.any);
var impacts = [];
checkTypes.forEach(function(type) {
nodeResult[type] = nodeResult[type].filter(function(check) {
return check.priority === nodeResult.priority && check.priority === priorities[type];
});
nodeResult[type].forEach(function(check) {
return impacts.push(check.impact);
});
});
if ([ CANTTELL_PRIO, FAIL_PRIO ].includes(nodeResult.priority)) {
nodeResult.impact = aggregate_default(constants_default.impact, impacts);
} else {
nodeResult.impact = null;
}
anyAllNone(nodeResult, function(c) {
delete c.result;
delete c.priority;
});
nodeResult.result = constants_default.results[nodeResult.priority];
delete nodeResult.priority;
return nodeResult;
}
var aggregate_checks_default = aggregateChecks;
function finalizeRuleResult(ruleResult) {
var rule = axe._audit.rules.find(function(rule2) {
return rule2.id === ruleResult.id;
});
if (rule && rule.impact) {
ruleResult.nodes.forEach(function(node) {
[ 'any', 'all', 'none' ].forEach(function(checkType) {
(node[checkType] || []).forEach(function(checkResult) {
checkResult.impact = rule.impact;
});
});
});
}
Object.assign(ruleResult, aggregate_node_results_default(ruleResult.nodes));
delete ruleResult.nodes;
return ruleResult;
}
var finalize_result_default = finalizeRuleResult;
function aggregateNodeResults(nodeResults) {
var ruleResult = {};
nodeResults = nodeResults.map(function(nodeResult) {
if (nodeResult.any && nodeResult.all && nodeResult.none) {
return aggregate_checks_default(nodeResult);
} else if (Array.isArray(nodeResult.node)) {
return finalize_result_default(nodeResult);
} else {
throw new TypeError('Invalid Result type');
}
});
if (nodeResults && nodeResults.length) {
var resultList = nodeResults.map(function(node) {
return node.result;
});
ruleResult.result = aggregate_default(constants_default.results, resultList, ruleResult.result);
} else {
ruleResult.result = 'inapplicable';
}
constants_default.resultGroups.forEach(function(group) {
return ruleResult[group] = [];
});
nodeResults.forEach(function(nodeResult) {
var groupName = constants_default.resultGroupMap[nodeResult.result];
ruleResult[groupName].push(nodeResult);
});
var impactGroup = constants_default.FAIL_GROUP;
if (ruleResult[impactGroup].length === 0) {
impactGroup = constants_default.CANTTELL_GROUP;
}
if (ruleResult[impactGroup].length > 0) {
var impactList = ruleResult[impactGroup].map(function(failure) {
return failure.impact;
});
ruleResult.impact = aggregate_default(constants_default.impact, impactList) || null;
} else {
ruleResult.impact = null;
}
return ruleResult;
}
var aggregate_node_results_default = aggregateNodeResults;
function copyToGroup(resultObject, subResult, group) {
var resultCopy = Object.assign({}, subResult);
resultCopy.nodes = (resultCopy[group] || []).concat();
constants_default.resultGroups.forEach(function(group2) {
delete resultCopy[group2];
});
resultObject[group].push(resultCopy);
}
function aggregateResult(results) {
var resultObject = {};
constants_default.resultGroups.forEach(function(groupName) {
return resultObject[groupName] = [];
});
results.forEach(function(subResult) {
if (subResult.error) {
copyToGroup(resultObject, subResult, constants_default.CANTTELL_GROUP);
} else if (subResult.result === constants_default.NA) {
copyToGroup(resultObject, subResult, constants_default.NA_GROUP);
} else {
constants_default.resultGroups.forEach(function(group) {
if (Array.isArray(subResult[group]) && subResult[group].length > 0) {
copyToGroup(resultObject, subResult, group);
}
});
}
});
return resultObject;
}
var aggregate_result_default = aggregateResult;
function areStylesSet(el, styles, stopAt) {
var styl = window.getComputedStyle(el, null);
if (!styl) {
return false;
}
for (var i = 0; i < styles.length; ++i) {
var att = styles[i];
if (styl.getPropertyValue(att.property) === att.value) {
return true;
}
}
if (!el.parentNode || el.nodeName.toUpperCase() === stopAt.toUpperCase()) {
return false;
}
return areStylesSet(el.parentNode, styles, stopAt);
}
var are_styles_set_default = areStylesSet;
function assert(bool, message) {
if (!bool) {
throw new Error(message);
}
}
var assert_default = assert;
function toArray(thing) {
return Array.prototype.slice.call(thing);
}
var to_array_default = toArray;
function escapeSelector(value) {
var string = String(value);
var length = string.length;
var index = -1;
var codeUnit;
var result = '';
var firstCodeUnit = string.charCodeAt(0);
while (++index < length) {
codeUnit = string.charCodeAt(index);
if (codeUnit == 0) {
result += '\ufffd';
continue;
}
if (codeUnit >= 1 && codeUnit <= 31 || codeUnit == 127 || index == 0 && codeUnit >= 48 && codeUnit <= 57 || index == 1 && codeUnit >= 48 && codeUnit <= 57 && firstCodeUnit == 45) {
result += '\\' + codeUnit.toString(16) + ' ';
continue;
}
if (index == 0 && length == 1 && codeUnit == 45) {
result += '\\' + string.charAt(index);
continue;
}
if (codeUnit >= 128 || codeUnit == 45 || codeUnit == 95 || codeUnit >= 48 && codeUnit <= 57 || codeUnit >= 65 && codeUnit <= 90 || codeUnit >= 97 && codeUnit <= 122) {
result += string.charAt(index);
continue;
}
result += '\\' + string.charAt(index);
}
return result;
}
var escape_selector_default = escapeSelector;
function isMostlyNumbers() {
var str = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : '';
return str.length !== 0 && (str.match(/[0-9]/g) || '').length >= str.length / 2;
}
function splitString(str, splitIndex) {
return [ str.substring(0, splitIndex), str.substring(splitIndex) ];
}
function trimRight(str) {
return str.replace(/\s+$/, '');
}
function uriParser(url) {
var original = url;
var protocol = '', domain = '', port = '', path = '', query = '', hash = '';
if (url.includes('#')) {
var _splitString = splitString(url, url.indexOf('#'));
var _splitString2 = _slicedToArray(_splitString, 2);
url = _splitString2[0];
hash = _splitString2[1];
}
if (url.includes('?')) {
var _splitString3 = splitString(url, url.indexOf('?'));
var _splitString4 = _slicedToArray(_splitString3, 2);
url = _splitString4[0];
query = _splitString4[1];
}
if (url.includes('://')) {
var _url$split = url.split('://');
var _url$split2 = _slicedToArray(_url$split, 2);
protocol = _url$split2[0];
url = _url$split2[1];
var _splitString5 = splitString(url, url.indexOf('/'));
var _splitString6 = _slicedToArray(_splitString5, 2);
domain = _splitString6[0];
url = _splitString6[1];
} else if (url.substr(0, 2) === '//') {
url = url.substr(2);
var _splitString7 = splitString(url, url.indexOf('/'));
var _splitString8 = _slicedToArray(_splitString7, 2);
domain = _splitString8[0];
url = _splitString8[1];
}
if (domain.substr(0, 4) === 'www.') {
domain = domain.substr(4);
}
if (domain && domain.includes(':')) {
var _splitString9 = splitString(domain, domain.indexOf(':'));
var _splitString10 = _slicedToArray(_splitString9, 2);
domain = _splitString10[0];
port = _splitString10[1];
}
path = url;
return {
original: original,
protocol: protocol,
domain: domain,
port: port,
path: path,
query: query,
hash: hash
};
}
function getFriendlyUriEnd() {
var uri = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : '';
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
if (uri.length <= 1 || uri.substr(0, 5) === 'data:' || uri.substr(0, 11) === 'javascript:' || uri.includes('?')) {
return;
}
var currentDomain = options.currentDomain, _options$maxLength = options.maxLength, maxLength = _options$maxLength === void 0 ? 25 : _options$maxLength;
var _uriParser = uriParser(uri), path = _uriParser.path, domain = _uriParser.domain, hash = _uriParser.hash;
var pathEnd = path.substr(path.substr(0, path.length - 2).lastIndexOf('/') + 1);
if (hash) {
if (pathEnd && (pathEnd + hash).length <= maxLength) {
return trimRight(pathEnd + hash);
} else if (pathEnd.length < 2 && hash.length > 2 && hash.length <= maxLength) {
return trimRight(hash);
} else {
return;
}
} else if (domain && domain.length < maxLength && path.length <= 1) {
return trimRight(domain + path);
}
if (path === '/' + pathEnd && domain && currentDomain && domain !== currentDomain && (domain + path).length <= maxLength) {
return trimRight(domain + path);
}
var lastDotIndex = pathEnd.lastIndexOf('.');
if ((lastDotIndex === -1 || lastDotIndex > 1) && (lastDotIndex !== -1 || pathEnd.length > 2) && pathEnd.length <= maxLength && !pathEnd.match(/index(\.[a-zA-Z]{2-4})?/) && !isMostlyNumbers(pathEnd)) {
return trimRight(pathEnd);
}
}
var get_friendly_uri_end_default = getFriendlyUriEnd;
function getNodeAttributes(node) {
if (node.attributes instanceof window.NamedNodeMap) {
return node.attributes;
}
return node.cloneNode(false).attributes;
}
var get_node_attributes_default = getNodeAttributes;
var matchesSelector = function() {
var method;
function getMethod(node) {
var index, candidate, candidates = [ 'matches', 'matchesSelector', 'mozMatchesSelector', 'webkitMatchesSelector', 'msMatchesSelector' ], length = candidates.length;
for (index = 0; index < length; index++) {
candidate = candidates[index];
if (node[candidate]) {
return candidate;
}
}
}
return function(node, selector) {
if (!method || !node[method]) {
method = getMethod(node);
}
if (node[method]) {
return node[method](selector);
}
return false;
};
}();
var element_matches_default = matchesSelector;
function isXHTML(doc) {
if (!doc.createElement) {
return false;
}
return doc.createElement('A').localName === 'A';
}
var is_xhtml_default = isXHTML;
function getShadowSelector(generateSelector2, elm) {
var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
if (!elm) {
return '';
}
var doc = elm.getRootNode && elm.getRootNode() || document;
if (doc.nodeType !== 11) {
return generateSelector2(elm, options, doc);
}
var stack = [];
while (doc.nodeType === 11) {
if (!doc.host) {
return '';
}
stack.unshift({
elm: elm,
doc: doc
});
elm = doc.host;
doc = elm.getRootNode();
}
stack.unshift({
elm: elm,
doc: doc
});
return stack.map(function(_ref) {
var elm2 = _ref.elm, doc2 = _ref.doc;
return generateSelector2(elm2, options, doc2);
});
}
var get_shadow_selector_default = getShadowSelector;
var xhtml;
var ignoredAttributes = [ 'class', 'style', 'id', 'selected', 'checked', 'disabled', 'tabindex', 'aria-checked', 'aria-selected', 'aria-invalid', 'aria-activedescendant', 'aria-busy', 'aria-disabled', 'aria-expanded', 'aria-grabbed', 'aria-pressed', 'aria-valuenow' ];
var MAXATTRIBUTELENGTH = 31;
var attrCharsRegex = /([\\"])/g;
var newlineChars = /(\r\n|\r|\n)/g;
function escapeAttribute(str) {
return str.replace(attrCharsRegex, '\\$1').replace(newlineChars, '\\a ');
}
function getAttributeNameValue(node, at) {
var name = at.name;
var atnv;
if (name.indexOf('href') !== -1 || name.indexOf('src') !== -1) {
var friendly = get_friendly_uri_end_default(node.getAttribute(name));
if (friendly) {
atnv = escape_selector_default(at.name) + '$="' + escapeAttribute(friendly) + '"';
} else {
atnv = escape_selector_default(at.name) + '="' + escapeAttribute(node.getAttribute(name)) + '"';
}
} else {
atnv = escape_selector_default(name) + '="' + escapeAttribute(at.value) + '"';
}
return atnv;
}
function countSort(a, b) {
return a.count < b.count ? -1 : a.count === b.count ? 0 : 1;
}
function filterAttributes(at) {
return !ignoredAttributes.includes(at.name) && at.name.indexOf(':') === -1 && (!at.value || at.value.length < MAXATTRIBUTELENGTH);
}
function _getSelectorData(domTree) {
var data2 = {
classes: {},
tags: {},
attributes: {}
};
domTree = Array.isArray(domTree) ? domTree : [ domTree ];
var currentLevel = domTree.slice();
var stack = [];
var _loop2 = function _loop2() {
var current = currentLevel.pop();
var node = current.actualNode;
if (!!node.querySelectorAll) {
var tag = node.nodeName;
if (data2.tags[tag]) {
data2.tags[tag]++;
} else {
data2.tags[tag] = 1;
}
if (node.classList) {
Array.from(node.classList).forEach(function(cl) {
var ind = escape_selector_default(cl);
if (data2.classes[ind]) {
data2.classes[ind]++;
} else {
data2.classes[ind] = 1;
}
});
}
if (node.hasAttributes()) {
Array.from(get_node_attributes_default(node)).filter(filterAttributes).forEach(function(at) {
var atnv = getAttributeNameValue(node, at);
if (atnv) {
if (data2.attributes[atnv]) {
data2.attributes[atnv]++;
} else {
data2.attributes[atnv] = 1;
}
}
});
}
}
if (current.children.length) {
stack.push(currentLevel);
currentLevel = current.children.slice();
}
while (!currentLevel.length && stack.length) {
currentLevel = stack.pop();
}
};
while (currentLevel.length) {
_loop2();
}
return data2;
}
function uncommonClasses(node, selectorData) {
var retVal = [];
var classData = selectorData.classes;
var tagData = selectorData.tags;
if (node.classList) {
Array.from(node.classList).forEach(function(cl) {
var ind = escape_selector_default(cl);
if (classData[ind] < tagData[node.nodeName]) {
retVal.push({
name: ind,
count: classData[ind],
species: 'class'
});
}
});
}
return retVal.sort(countSort);
}
function getNthChildString(elm, selector) {
var siblings = elm.parentNode && Array.from(elm.parentNode.children || '') || [];
var hasMatchingSiblings = siblings.find(function(sibling) {
return sibling !== elm && element_matches_default(sibling, selector);
});
if (hasMatchingSiblings) {
var nthChild = 1 + siblings.indexOf(elm);
return ':nth-child(' + nthChild + ')';
} else {
return '';
}
}
function getElmId(elm) {
if (!elm.getAttribute('id')) {
return;
}
var doc = elm.getRootNode && elm.getRootNode() || document;
var id = '#' + escape_selector_default(elm.getAttribute('id') || '');
if (!id.match(/player_uid_/) && doc.querySelectorAll(id).length === 1) {
return id;
}
}
function getBaseSelector(elm) {
if (typeof xhtml === 'undefined') {
xhtml = is_xhtml_default(document);
}
return escape_selector_default(xhtml ? elm.localName : elm.nodeName.toLowerCase());
}
function uncommonAttributes(node, selectorData) {
var retVal = [];
var attData = selectorData.attributes;
var tagData = selectorData.tags;
if (node.hasAttributes()) {
Array.from(get_node_attributes_default(node)).filter(filterAttributes).forEach(function(at) {
var atnv = getAttributeNameValue(node, at);
if (atnv && attData[atnv] < tagData[node.nodeName]) {
retVal.push({
name: atnv,
count: attData[atnv],
species: 'attribute'
});
}
});
}
return retVal.sort(countSort);
}
function getThreeLeastCommonFeatures(elm, selectorData) {
var selector = '';
var features;
var clss = uncommonClasses(elm, selectorData);
var atts = uncommonAttributes(elm, selectorData);
if (clss.length && clss[0].count === 1) {
features = [ clss[0] ];
} else if (atts.length && atts[0].count === 1) {
features = [ atts[0] ];
selector = getBaseSelector(elm);
} else {
features = clss.concat(atts);
features.sort(countSort);
features = features.slice(0, 3);
if (!features.some(function(feat) {
return feat.species === 'class';
})) {
selector = getBaseSelector(elm);
} else {
features.sort(function(a, b) {
return a.species !== b.species && a.species === 'class' ? -1 : a.species === b.species ? 0 : 1;
});
}
}
return selector += features.reduce(function(val, feat) {
switch (feat.species) {
case 'class':
return val + '.' + feat.name;
case 'attribute':
return val + '[' + feat.name + ']';
}
return val;
}, '');
}
function generateSelector(elm, options, doc) {
if (!axe._selectorData) {
throw new Error('Expect axe._selectorData to be set up');
}
var _options$toRoot = options.toRoot, toRoot = _options$toRoot === void 0 ? false : _options$toRoot;
var selector;
var similar;
do {
var features = getElmId(elm);
if (!features) {
features = getThreeLeastCommonFeatures(elm, axe._selectorData);
features += getNthChildString(elm, features);
}
if (selector) {
selector = features + ' > ' + selector;
} else {
selector = features;
}
if (!similar) {
similar = Array.from(doc.querySelectorAll(selector));
} else {
similar = similar.filter(function(item) {
return element_matches_default(item, selector);
});
}
elm = elm.parentElement;
} while ((similar.length > 1 || toRoot) && elm && elm.nodeType !== 11);
if (similar.length === 1) {
return selector;
} else if (selector.indexOf(' > ') !== -1) {
return ':root' + selector.substring(selector.indexOf(' > '));
}
return ':root';
}
function _getSelector(elm, options) {
return get_shadow_selector_default(generateSelector, elm, options);
}
function generateAncestry(node) {
var nodeName2 = node.nodeName.toLowerCase();
var parent = node.parentElement;
if (!parent) {
return nodeName2;
}
var nthChild = '';
if (nodeName2 !== 'head' && nodeName2 !== 'body' && parent.children.length > 1) {
var index = Array.prototype.indexOf.call(parent.children, node) + 1;
nthChild = ':nth-child('.concat(index, ')');
}
return generateAncestry(parent) + ' > ' + nodeName2 + nthChild;
}
function _getAncestry(elm, options) {
return get_shadow_selector_default(generateAncestry, elm, options);
}
function getXPathArray(node, path) {
var sibling, count;
if (!node) {
return [];
}
if (!path && node.nodeType === 9) {
path = [ {
str: 'html'
} ];
return path;
}
path = path || [];
if (node.parentNode && node.parentNode !== node) {
path = getXPathArray(node.parentNode, path);
}
if (node.previousSibling) {
count = 1;
sibling = node.previousSibling;
do {
if (sibling.nodeType === 1 && sibling.nodeName === node.nodeName) {
count++;
}
sibling = sibling.previousSibling;
} while (sibling);
if (count === 1) {
count = null;
}
} else if (node.nextSibling) {
sibling = node.nextSibling;
do {
if (sibling.nodeType === 1 && sibling.nodeName === node.nodeName) {
count = 1;
sibling = null;
} else {
count = null;
sibling = sibling.previousSibling;
}
} while (sibling);
}
if (node.nodeType === 1) {
var element = {};
element.str = node.nodeName.toLowerCase();
var id = node.getAttribute && escape_selector_default(node.getAttribute('id'));
if (id && node.ownerDocument.querySelectorAll('#' + id).length === 1) {
element.id = node.getAttribute('id');
}
if (count > 1) {
element.count = count;
}
path.push(element);
}
return path;
}
function xpathToString(xpathArray) {
return xpathArray.reduce(function(str, elm) {
if (elm.id) {
return '/'.concat(elm.str, '[@id=\'').concat(elm.id, '\']');
} else {
return str + '/'.concat(elm.str) + (elm.count > 0 ? '['.concat(elm.count, ']') : '');
}
}, '');
}
function getXpath(node) {
var xpathArray = getXPathArray(node);
return xpathToString(xpathArray);
}
var get_xpath_default = getXpath;
var _cache = {};
var cache = {
set: function set(key, value) {
validateKey(key);
_cache[key] = value;
},
get: function get(key, creator) {
validateCreator(creator);
if (key in _cache) {
return _cache[key];
}
if (typeof creator === 'function') {
var value = creator();
assert_default(value !== void 0, 'Cache creator function should not return undefined');
this.set(key, value);
return _cache[key];
}
},
clear: function clear() {
_cache = {};
}
};
function validateKey(key) {
assert_default(typeof key === 'string', 'key must be a string, ' + _typeof(key) + ' given');
assert_default(key !== '', 'key must not be empty');
}
function validateCreator(creator) {
assert_default(typeof creator === 'function' || typeof creator === 'undefined', 'creator must be a function or undefined, ' + _typeof(creator) + ' given');
}
var cache_default = cache;
function getNodeFromTree(vNode, node) {
var el = node || vNode;
return cache_default.get('nodeMap') ? cache_default.get('nodeMap').get(el) : null;
}
var get_node_from_tree_default = getNodeFromTree;
function truncate(str, maxLength) {
maxLength = maxLength || 300;
if (str.length > maxLength) {
var index = str.indexOf('>');
str = str.substring(0, index + 1);
}
return str;
}
function getSource(element) {
if (!(element !== null && element !== void 0 && element.outerHTML)) {
return '';
}
var source = element.outerHTML;
if (!source && typeof window.XMLSerializer === 'function') {
source = new window.XMLSerializer().serializeToString(element);
}
return truncate(source || '');
}
function DqElement(elm) {
var _this$spec$selector, _this$_virtualNode;
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var spec = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
this.spec = spec;
if (elm instanceof abstract_virtual_node_default) {
this._virtualNode = elm;
this._element = elm.actualNode;
} else {
this._element = elm;
this._virtualNode = get_node_from_tree_default(elm);
}
this.fromFrame = ((_this$spec$selector = this.spec.selector) === null || _this$spec$selector === void 0 ? void 0 : _this$spec$selector.length) > 1;
if (options.absolutePaths) {
this._options = {
toRoot: true
};
}
this.nodeIndexes = [];
if (Array.isArray(this.spec.nodeIndexes)) {
this.nodeIndexes = this.spec.nodeIndexes;
} else if (typeof ((_this$_virtualNode = this._virtualNode) === null || _this$_virtualNode === void 0 ? void 0 : _this$_virtualNode.nodeIndex) === 'number') {
this.nodeIndexes = [ this._virtualNode.nodeIndex ];
}
this.source = null;
if (!axe._audit.noHtml) {
var _this$spec$source;
this.source = (_this$spec$source = this.spec.source) !== null && _this$spec$source !== void 0 ? _this$spec$source : getSource(this._element);
}
}
DqElement.prototype = {
get selector() {
return this.spec.selector || [ _getSelector(this.element, this._options) ];
},
get ancestry() {
return this.spec.ancestry || [ _getAncestry(this.element) ];
},
get xpath() {
return this.spec.xpath || [ get_xpath_default(this.element) ];
},
get element() {
return this._element;
},
toJSON: function toJSON() {
return {
selector: this.selector,
source: this.source,
xpath: this.xpath,
ancestry: this.ancestry,
nodeIndexes: this.nodeIndexes
};
}
};
DqElement.fromFrame = function fromFrame(node, options, frame) {
var spec = DqElement.mergeSpecs(node, frame);
return new DqElement(frame.element, options, spec);
};
DqElement.mergeSpecs = function mergeSpec(node, frame) {
return _extends({}, node, {
selector: [].concat(_toConsumableArray(frame.selector), _toConsumableArray(node.selector)),
ancestry: [].concat(_toConsumableArray(frame.ancestry), _toConsumableArray(node.ancestry)),
xpath: [].concat(_toConsumableArray(frame.xpath), _toConsumableArray(node.xpath)),
nodeIndexes: [].concat(_toConsumableArray(frame.nodeIndexes), _toConsumableArray(node.nodeIndexes))
});
};
var dq_element_default = DqElement;
function checkHelper(checkResult, options, resolve, reject) {
return {
isAsync: false,
async: function async() {
this.isAsync = true;
return function(result) {
if (result instanceof Error === false) {
checkResult.result = result;
resolve(checkResult);
} else {
reject(result);
}
};
},
data: function data(data2) {
checkResult.data = data2;
},
relatedNodes: function relatedNodes(nodes) {
if (!window.Node) {
return;
}
nodes = nodes instanceof window.Node ? [ nodes ] : to_array_default(nodes);
if (!nodes.every(function(node) {
return node instanceof window.Node || node.actualNode;
})) {
return;
}
checkResult.relatedNodes = nodes.map(function(element) {
return new dq_element_default(element, options);
});
}
};
}
var check_helper_default = checkHelper;
function clone(obj) {
var _window, _window2;
var index, length, out = obj;
if ((_window = window) !== null && _window !== void 0 && _window.Node && obj instanceof window.Node || (_window2 = window) !== null && _window2 !== void 0 && _window2.HTMLCollection && obj instanceof window.HTMLCollection) {
return obj;
}
if (obj !== null && _typeof(obj) === 'object') {
if (Array.isArray(obj)) {
out = [];
for (index = 0, length = obj.length; index < length; index++) {
out[index] = clone(obj[index]);
}
} else {
out = {};
for (index in obj) {
out[index] = clone(obj[index]);
}
}
}
return out;
}
var clone_default = clone;
var import_css_selector_parser = __toModule(require_lib());
var parser = new import_css_selector_parser.CssSelectorParser();
parser.registerSelectorPseudos('not');
parser.registerSelectorPseudos('is');
parser.registerNestingOperators('>');
parser.registerAttrEqualityMods('^', '$', '*', '~');
var css_parser_default = parser;
function matchesTag(vNode, exp) {
return vNode.props.nodeType === 1 && (exp.tag === '*' || vNode.props.nodeName === exp.tag);
}
function matchesClasses(vNode, exp) {
return !exp.classes || exp.classes.every(function(cl) {
return vNode.hasClass(cl.value);
});
}
function matchesAttributes(vNode, exp) {
return !exp.attributes || exp.attributes.every(function(att) {
var nodeAtt = vNode.attr(att.key);
return nodeAtt !== null && att.test(nodeAtt);
});
}
function matchesId(vNode, exp) {
return !exp.id || vNode.props.id === exp.id;
}
function matchesPseudos(target, exp) {
if (!exp.pseudos || exp.pseudos.every(function(pseudo) {
if (pseudo.name === 'not') {
return !pseudo.expressions.some(function(expression) {
return _matchesExpression(target, expression);
});
} else if (pseudo.name === 'is') {
return pseudo.expressions.some(function(expression) {
return _matchesExpression(target, expression);
});
}
throw new Error('the pseudo selector ' + pseudo.name + ' has not yet been implemented');
})) {
return true;
}
return false;
}
function matchExpression(vNode, expression) {
return matchesTag(vNode, expression) && matchesClasses(vNode, expression) && matchesAttributes(vNode, expression) && matchesId(vNode, expression) && matchesPseudos(vNode, expression);
}
var escapeRegExp = function() {
var from = /(?=[\-\[\]{}()*+?.\\\^$|,#\s])/g;
var to = '\\';
return function(string) {
return string.replace(from, to);
};
}();
var reUnescape = /\\/g;
function convertAttributes(atts) {
if (!atts) {
return;
}
return atts.map(function(att) {
var attributeKey = att.name.replace(reUnescape, '');
var attributeValue = (att.value || '').replace(reUnescape, '');
var test, regexp;
switch (att.operator) {
case '^=':
regexp = new RegExp('^' + escapeRegExp(attributeValue));
break;
case '$=':
regexp = new RegExp(escapeRegExp(attributeValue) + '$');
break;
case '~=':
regexp = new RegExp('(^|\\s)' + escapeRegExp(attributeValue) + '(\\s|$)');
break;
case '|=':
regexp = new RegExp('^' + escapeRegExp(attributeValue) + '(-|$)');
break;
case '=':
test = function test(value) {
return attributeValue === value;
};
break;
case '*=':
test = function test(value) {
return value && value.includes(attributeValue);
};
break;
case '!=':
test = function test(value) {
return attributeValue !== value;
};
break;
default:
test = function test(value) {
return value !== null;
};
}
if (attributeValue === '' && /^[*$^]=$/.test(att.operator)) {
test = function test() {
return false;
};
}
if (!test) {
test = function test(value) {
return value && regexp.test(value);
};
}
return {
key: attributeKey,
value: attributeValue,
type: typeof att.value === 'undefined' ? 'attrExist' : 'attrValue',
test: test
};
});
}
function convertClasses(classes) {
if (!classes) {
return;
}
return classes.map(function(className) {
className = className.replace(reUnescape, '');
return {
value: className,
regexp: new RegExp('(^|\\s)' + escapeRegExp(className) + '(\\s|$)')
};
});
}
function convertPseudos(pseudos) {
if (!pseudos) {
return;
}
return pseudos.map(function(p) {
var expressions;
if ([ 'is', 'not' ].includes(p.name)) {
expressions = p.value;
expressions = expressions.selectors ? expressions.selectors : [ expressions ];
expressions = convertExpressions(expressions);
}
return {
name: p.name,
expressions: expressions,
value: p.value
};
});
}
function convertExpressions(expressions) {
return expressions.map(function(exp) {
var newExp = [];
var rule = exp.rule;
while (rule) {
newExp.push({
tag: rule.tagName ? rule.tagName.toLowerCase() : '*',
combinator: rule.nestingOperator ? rule.nestingOperator : ' ',
id: rule.id,
attributes: convertAttributes(rule.attrs),
classes: convertClasses(rule.classNames),
pseudos: convertPseudos(rule.pseudos)
});
rule = rule.rule;
}
return newExp;
});
}
function _convertSelector(selector) {
var expressions = css_parser_default.parse(selector);
expressions = expressions.selectors ? expressions.selectors : [ expressions ];
return convertExpressions(expressions);
}
function optimizedMatchesExpression(vNode, expressions, index, matchAnyParent) {
if (!vNode) {
return false;
}
var isArray = Array.isArray(expressions);
var expression = isArray ? expressions[index] : expressions;
var matches4 = matchExpression(vNode, expression);
while (!matches4 && matchAnyParent && vNode.parent) {
vNode = vNode.parent;
matches4 = matchExpression(vNode, expression);
}
if (index > 0) {
if ([ ' ', '>' ].includes(expression.combinator) === false) {
throw new Error('axe.utils.matchesExpression does not support the combinator: ' + expression.combinator);
}
matches4 = matches4 && optimizedMatchesExpression(vNode.parent, expressions, index - 1, expression.combinator === ' ');
}
return matches4;
}
function _matchesExpression(vNode, expressions, matchAnyParent) {
return optimizedMatchesExpression(vNode, expressions, expressions.length - 1, matchAnyParent);
}
function matches(vNode, selector) {
var expressions = _convertSelector(selector);
return expressions.some(function(expression) {
return _matchesExpression(vNode, expression);
});
}
var matches_default = matches;
function closest(vNode, selector) {
while (vNode) {
if (matches_default(vNode, selector)) {
return vNode;
}
if (typeof vNode.parent === 'undefined') {
throw new TypeError('Cannot resolve parent for non-DOM nodes');
}
vNode = vNode.parent;
}
return null;
}
var closest_default = closest;
function noop() {}
function funcGuard(f) {
if (typeof f !== 'function') {
throw new TypeError('Queue methods require functions as arguments');
}
}
function queue() {
var tasks = [];
var started = 0;
var remaining = 0;
var completeQueue = noop;
var complete = false;
var err2;
var defaultFail = function defaultFail(e) {
err2 = e;
setTimeout(function() {
if (err2 !== void 0 && err2 !== null) {
log_default('Uncaught error (of queue)', err2);
}
}, 1);
};
var failed = defaultFail;
function createResolve(i) {
return function(r) {
tasks[i] = r;
remaining -= 1;
if (!remaining && completeQueue !== noop) {
complete = true;
completeQueue(tasks);
}
};
}
function abort(msg) {
completeQueue = noop;
failed(msg);
return tasks;
}
function pop() {
var length = tasks.length;
for (;started < length; started++) {
var task = tasks[started];
try {
task.call(null, createResolve(started), abort);
} catch (e) {
abort(e);
}
}
}
var q = {
defer: function defer(fn) {
if (_typeof(fn) === 'object' && fn.then && fn['catch']) {
var defer = fn;
fn = function fn(resolve, reject) {
defer.then(resolve)['catch'](reject);
};
}
funcGuard(fn);
if (err2 !== void 0) {
return;
} else if (complete) {
throw new Error('Queue already completed');
}
tasks.push(fn);
++remaining;
pop();
return q;
},
then: function then(fn) {
funcGuard(fn);
if (completeQueue !== noop) {
throw new Error('queue `then` already set');
}
if (!err2) {
completeQueue = fn;
if (!remaining) {
complete = true;
completeQueue(tasks);
}
}
return q;
},
catch: function _catch(fn) {
funcGuard(fn);
if (failed !== defaultFail) {
throw new Error('queue `catch` already set');
}
if (!err2) {
failed = fn;
} else {
fn(err2);
err2 = null;
}
return q;
},
abort: abort
};
return q;
}
var queue_default = queue;
var uuid;
var _rng;
var _crypto = window.crypto || window.msCrypto;
if (!_rng && _crypto && _crypto.getRandomValues) {
_rnds8 = new Uint8Array(16);
_rng = function whatwgRNG() {
_crypto.getRandomValues(_rnds8);
return _rnds8;
};
}
var _rnds8;
if (!_rng) {
_rnds = new Array(16);
_rng = function _rng() {
for (var i = 0, r; i < 16; i++) {
if ((i & 3) === 0) {
r = Math.random() * 4294967296;
}
_rnds[i] = r >>> ((i & 3) << 3) & 255;
}
return _rnds;
};
}
var _rnds;
var BufferClass = typeof window.Buffer == 'function' ? window.Buffer : Array;
var _byteToHex = [];
var _hexToByte = {};
for (var i = 0; i < 256; i++) {
_byteToHex[i] = (i + 256).toString(16).substr(1);
_hexToByte[_byteToHex[i]] = i;
}
function parse(s, buf, offset) {
var i = buf && offset || 0, ii = 0;
buf = buf || [];
s.toLowerCase().replace(/[0-9a-f]{2}/g, function(oct) {
if (ii < 16) {
buf[i + ii++] = _hexToByte[oct];
}
});
while (ii < 16) {
buf[i + ii++] = 0;
}
return buf;
}
function unparse(buf, offset) {
var i = offset || 0, bth = _byteToHex;
return bth[buf[i++]] + bth[buf[i++]] + bth[buf[i++]] + bth[buf[i++]] + '-' + bth[buf[i++]] + bth[buf[i++]] + '-' + bth[buf[i++]] + bth[buf[i++]] + '-' + bth[buf[i++]] + bth[buf[i++]] + '-' + bth[buf[i++]] + bth[buf[i++]] + bth[buf[i++]] + bth[buf[i++]] + bth[buf[i++]] + bth[buf[i++]];
}
var _seedBytes = _rng();
var _nodeId = [ _seedBytes[0] | 1, _seedBytes[1], _seedBytes[2], _seedBytes[3], _seedBytes[4], _seedBytes[5] ];
var _clockseq = (_seedBytes[6] << 8 | _seedBytes[7]) & 16383;
var _lastMSecs = 0;
var _lastNSecs = 0;
function v1(options, buf, offset) {
var i = buf && offset || 0;
var b = buf || [];
options = options || {};
var clockseq = options.clockseq != null ? options.clockseq : _clockseq;
var msecs = options.msecs != null ? options.msecs : new Date().getTime();
var nsecs = options.nsecs != null ? options.nsecs : _lastNSecs + 1;
var dt = msecs - _lastMSecs + (nsecs - _lastNSecs) / 1e4;
if (dt < 0 && options.clockseq == null) {
clockseq = clockseq + 1 & 16383;
}
if ((dt < 0 || msecs > _lastMSecs) && options.nsecs == null) {
nsecs = 0;
}
if (nsecs >= 1e4) {
throw new Error('uuid.v1(): Can\'t create more than 10M uuids/sec');
}
_lastMSecs = msecs;
_lastNSecs = nsecs;
_clockseq = clockseq;
msecs += 122192928e5;
var tl = ((msecs & 268435455) * 1e4 + nsecs) % 4294967296;
b[i++] = tl >>> 24 & 255;
b[i++] = tl >>> 16 & 255;
b[i++] = tl >>> 8 & 255;
b[i++] = tl & 255;
var tmh = msecs / 4294967296 * 1e4 & 268435455;
b[i++] = tmh >>> 8 & 255;
b[i++] = tmh & 255;
b[i++] = tmh >>> 24 & 15 | 16;
b[i++] = tmh >>> 16 & 255;
b[i++] = clockseq >>> 8 | 128;
b[i++] = clockseq & 255;
var node = options.node || _nodeId;
for (var n = 0; n < 6; n++) {
b[i + n] = node[n];
}
return buf ? buf : unparse(b);
}
function v4(options, buf, offset) {
var i = buf && offset || 0;
if (typeof options == 'string') {
buf = options == 'binary' ? new BufferClass(16) : null;
options = null;
}
options = options || {};
var rnds = options.random || (options.rng || _rng)();
rnds[6] = rnds[6] & 15 | 64;
rnds[8] = rnds[8] & 63 | 128;
if (buf) {
for (var ii = 0; ii < 16; ii++) {
buf[i + ii] = rnds[ii];
}
}
return buf || unparse(rnds);
}
uuid = v4;
uuid.v1 = v1;
uuid.v4 = v4;
uuid.parse = parse;
uuid.unparse = unparse;
uuid.BufferClass = BufferClass;
axe._uuid = v1();
var uuid_default = v4;
var errorTypes = Object.freeze([ 'EvalError', 'RangeError', 'ReferenceError', 'SyntaxError', 'TypeError', 'URIError' ]);
function stringifyMessage(_ref2) {
var topic = _ref2.topic, channelId = _ref2.channelId, message = _ref2.message, messageId = _ref2.messageId, keepalive = _ref2.keepalive;
var data2 = {
channelId: channelId,
topic: topic,
messageId: messageId,
keepalive: !!keepalive,
source: getSource2()
};
if (message instanceof Error) {
data2.error = {
name: message.name,
message: message.message,
stack: message.stack
};
} else {
data2.payload = message;
}
return JSON.stringify(data2);
}
function parseMessage(dataString) {
var data2;
try {
data2 = JSON.parse(dataString);
} catch (e) {
return;
}
if (!isRespondableMessage(data2)) {
return;
}
var _data = data2, topic = _data.topic, channelId = _data.channelId, messageId = _data.messageId, keepalive = _data.keepalive;
var message = _typeof(data2.error) === 'object' ? buildErrorObject(data2.error) : data2.payload;
return {
topic: topic,
message: message,
messageId: messageId,
channelId: channelId,
keepalive: !!keepalive
};
}
function isRespondableMessage(postedMessage) {
return postedMessage !== null && _typeof(postedMessage) === 'object' && typeof postedMessage.channelId === 'string' && postedMessage.source === getSource2();
}
function buildErrorObject(error) {
var msg = error.message || 'Unknown error occurred';
var errorName = errorTypes.includes(error.name) ? error.name : 'Error';
var ErrConstructor = window[errorName] || Error;
if (error.stack) {
msg += '\n' + error.stack.replace(error.message, '');
}
return new ErrConstructor(msg);
}
function getSource2() {
var application = 'axeAPI';
var version = '';
if (typeof axe !== 'undefined' && axe._audit && axe._audit.application) {
application = axe._audit.application;
}
if (typeof axe !== 'undefined') {
version = axe.version;
}
return application + '.' + version;
}
function assertIsParentWindow(win) {
assetNotGlobalWindow(win);
assert_default(window.parent === win, 'Source of the response must be the parent window.');
}
function assertIsFrameWindow(win) {
assetNotGlobalWindow(win);
assert_default(win.parent === window, 'Respondable target must be a frame in the current window');
}
function assetNotGlobalWindow(win) {
assert_default(window !== win, 'Messages can not be sent to the same window.');
}
var channels = {};
function storeReplyHandler(channelId, replyHandler) {
var sendToParent = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true;
assert_default(!channels[channelId], 'A replyHandler already exists for this message channel.');
channels[channelId] = {
replyHandler: replyHandler,
sendToParent: sendToParent
};
}
function getReplyHandler(channelId) {
return channels[channelId];
}
function deleteReplyHandler(channelId) {
delete channels[channelId];
}
var messageIds = [];
function createMessageId() {
var uuid2 = ''.concat(v4(), ':').concat(v4());
if (messageIds.includes(uuid2)) {
return createMessageId();
}
messageIds.push(uuid2);
return uuid2;
}
function isNewMessage(uuid2) {
if (messageIds.includes(uuid2)) {
return false;
}
messageIds.push(uuid2);
return true;
}
function postMessage(win, data2, sendToParent, replyHandler) {
if (typeof replyHandler === 'function') {
storeReplyHandler(data2.channelId, replyHandler, sendToParent);
}
sendToParent ? assertIsParentWindow(win) : assertIsFrameWindow(win);
if (data2.message instanceof Error && !sendToParent) {
axe.log(data2.message);
return false;
}
var dataString = stringifyMessage(_extends({
messageId: createMessageId()
}, data2));
var allowedOrigins = axe._audit.allowedOrigins;
if (!allowedOrigins || !allowedOrigins.length) {
return false;
}
allowedOrigins.forEach(function(origin) {
try {
win.postMessage(dataString, origin);
} catch (err2) {
if (err2 instanceof win.DOMException) {
throw new Error('allowedOrigins value "'.concat(origin, '" is not a valid origin'));
}
throw err2;
}
});
return true;
}
function processError(win, error, channelId) {
if (!win.parent !== window) {
return axe.log(error);
}
try {
postMessage(win, {
topic: null,
channelId: channelId,
message: error,
messageId: createMessageId(),
keepalive: true
}, true);
} catch (err2) {
return axe.log(err2);
}
}
function createResponder(win, channelId) {
var sendToParent = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true;
return function respond(message, keepalive, replyHandler) {
var data2 = {
channelId: channelId,
message: message,
keepalive: keepalive
};
postMessage(win, data2, sendToParent, replyHandler);
};
}
function originIsAllowed(origin) {
var allowedOrigins = axe._audit.allowedOrigins;
return allowedOrigins && allowedOrigins.includes('*') || allowedOrigins.includes(origin);
}
function messageHandler(_ref3, topicHandler) {
var origin = _ref3.origin, dataString = _ref3.data, win = _ref3.source;
try {
var data2 = parseMessage(dataString) || {};
var channelId = data2.channelId, message = data2.message, messageId = data2.messageId;
if (!originIsAllowed(origin) || !isNewMessage(messageId)) {
return;
}
if (message instanceof Error && win.parent !== window) {
axe.log(message);
return false;
}
try {
if (data2.topic) {
var responder = createResponder(win, channelId);
assertIsParentWindow(win);
topicHandler(data2, responder);
} else {
callReplyHandler(win, data2);
}
} catch (error) {
processError(win, error, channelId);
}
} catch (error) {
axe.log(error);
return false;
}
}
function callReplyHandler(win, data2) {
var channelId = data2.channelId, message = data2.message, keepalive = data2.keepalive;
var _ref4 = getReplyHandler(channelId) || {}, replyHandler = _ref4.replyHandler, sendToParent = _ref4.sendToParent;
if (!replyHandler) {
return;
}
sendToParent ? assertIsParentWindow(win) : assertIsFrameWindow(win);
var responder = createResponder(win, channelId, sendToParent);
if (!keepalive && channelId) {
deleteReplyHandler(channelId);
}
try {
replyHandler(message, keepalive, responder);
} catch (error) {
axe.log(error);
responder(error, keepalive);
}
}
var frameMessenger = {
open: function open(topicHandler) {
if (typeof window.addEventListener !== 'function') {
return;
}
var handler = function handler(messageEvent) {
messageHandler(messageEvent, topicHandler);
};
window.addEventListener('message', handler, false);
return function() {
window.removeEventListener('message', handler, false);
};
},
post: function post(win, data2, replyHandler) {
if (typeof window.addEventListener !== 'function') {
return false;
}
return postMessage(win, data2, false, replyHandler);
}
};
function setDefaultFrameMessenger(respondable2) {
respondable2.updateMessenger(frameMessenger);
}
var closeHandler;
var postMessage2;
var topicHandlers = {};
function _respondable(win, topic, message, keepalive, replyHandler) {
var data2 = {
topic: topic,
message: message,
channelId: ''.concat(v4(), ':').concat(v4()),
keepalive: keepalive
};
return postMessage2(win, data2, replyHandler);
}
function messageListener(data2, responder) {
var topic = data2.topic, message = data2.message, keepalive = data2.keepalive;
var topicHandler = topicHandlers[topic];
if (!topicHandler) {
return;
}
try {
topicHandler(message, keepalive, responder);
} catch (error) {
axe.log(error);
responder(error, keepalive);
}
}
_respondable.updateMessenger = function updateMessenger(_ref5) {
var open = _ref5.open, post = _ref5.post;
assert_default(typeof open === 'function', 'open callback must be a function');
assert_default(typeof post === 'function', 'post callback must be a function');
if (closeHandler) {
closeHandler();
}
var close = open(messageListener);
if (close) {
assert_default(typeof close === 'function', 'open callback must return a cleanup function');
closeHandler = close;
} else {
closeHandler = null;
}
postMessage2 = post;
};
_respondable.subscribe = function subscribe(topic, topicHandler) {
assert_default(typeof topicHandler === 'function', 'Subscriber callback must be a function');
assert_default(!topicHandlers[topic], 'Topic '.concat(topic, ' is already registered to.'));
topicHandlers[topic] = topicHandler;
};
_respondable.isInFrame = function isInFrame() {
var win = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : window;
return !!win.frameElement;
};
setDefaultFrameMessenger(_respondable);
function _sendCommandToFrame(node, parameters, resolve, reject) {
var _parameters$options$p, _parameters$options;
var win = node.contentWindow;
var pingWaitTime = (_parameters$options$p = (_parameters$options = parameters.options) === null || _parameters$options === void 0 ? void 0 : _parameters$options.pingWaitTime) !== null && _parameters$options$p !== void 0 ? _parameters$options$p : 500;
if (!win) {
log_default('Frame does not have a content window', node);
resolve(null);
return;
}
if (pingWaitTime === 0) {
callAxeStart(node, parameters, resolve, reject);
return;
}
var timeout = setTimeout(function() {
timeout = setTimeout(function() {
if (!parameters.debug) {
resolve(null);
} else {
reject(err('No response from frame', node));
}
}, 0);
}, pingWaitTime);
_respondable(win, 'axe.ping', null, void 0, function() {
clearTimeout(timeout);
callAxeStart(node, parameters, resolve, reject);
});
}
function callAxeStart(node, parameters, resolve, reject) {
var _parameters$options$f, _parameters$options2;
var frameWaitTime = (_parameters$options$f = (_parameters$options2 = parameters.options) === null || _parameters$options2 === void 0 ? void 0 : _parameters$options2.frameWaitTime) !== null && _parameters$options$f !== void 0 ? _parameters$options$f : 6e4;
var win = node.contentWindow;
var timeout = setTimeout(function collectResultFramesTimeout() {
reject(err('Axe in frame timed out', node));
}, frameWaitTime);
_respondable(win, 'axe.start', parameters, void 0, function(data2) {
clearTimeout(timeout);
if (data2 instanceof Error === false) {
resolve(data2);
} else {
reject(data2);
}
});
}
function err(message, node) {
var selector;
if (axe._tree) {
selector = _getSelector(node);
}
return new Error(message + ': ' + (selector || node));
}
function getAllChecks(object) {
var result = [];
return result.concat(object.any || []).concat(object.all || []).concat(object.none || []);
}
var get_all_checks_default = getAllChecks;
function findBy(array, key, value) {
if (Array.isArray(array)) {
return array.find(function(obj) {
return _typeof(obj) === 'object' && obj[key] === value;
});
}
}
var find_by_default = findBy;
function pushFrame(resultSet, options, frameSpec) {
resultSet.forEach(function(res) {
res.node = dq_element_default.fromFrame(res.node, options, frameSpec);
var checks = get_all_checks_default(res);
checks.forEach(function(check) {
check.relatedNodes = check.relatedNodes.map(function(node) {
return dq_element_default.fromFrame(node, options, frameSpec);
});
});
});
}
function spliceNodes(target, to) {
var firstFromFrame = to[0].node;
for (var _i2 = 0; _i2 < target.length; _i2++) {
var node = target[_i2].node;
var resultSort = nodeIndexSort(node.nodeIndexes, firstFromFrame.nodeIndexes);
if (resultSort > 0 || resultSort === 0 && firstFromFrame.selector.length < node.selector.length) {
target.splice.apply(target, [ _i2, 0 ].concat(_toConsumableArray(to)));
return;
}
}
target.push.apply(target, _toConsumableArray(to));
}
function normalizeResult(result) {
if (!result || !result.results) {
return null;
}
if (!Array.isArray(result.results)) {
return [ result.results ];
}
if (!result.results.length) {
return null;
}
return result.results;
}
function mergeResults(frameResults, options) {
var mergedResult = [];
frameResults.forEach(function(frameResult) {
var results = normalizeResult(frameResult);
if (!results || !results.length) {
return;
}
var frameSpec = getFrameSpec(frameResult, options);
results.forEach(function(ruleResult) {
if (ruleResult.nodes && frameSpec) {
pushFrame(ruleResult.nodes, options, frameSpec);
}
var res = find_by_default(mergedResult, 'id', ruleResult.id);
if (!res) {
mergedResult.push(ruleResult);
} else {
if (ruleResult.nodes.length) {
spliceNodes(res.nodes, ruleResult.nodes);
}
}
});
});
mergedResult.forEach(function(result) {
if (result.nodes) {
result.nodes.sort(function(nodeA, nodeB) {
return nodeIndexSort(nodeA.node.nodeIndexes, nodeB.node.nodeIndexes);
});
}
});
return mergedResult;
}
function nodeIndexSort() {
var nodeIndexesA = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : [];
var nodeIndexesB = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
var length = Math.max(nodeIndexesA === null || nodeIndexesA === void 0 ? void 0 : nodeIndexesA.length, nodeIndexesB === null || nodeIndexesB === void 0 ? void 0 : nodeIndexesB.length);
for (var _i3 = 0; _i3 < length; _i3++) {
var indexA = nodeIndexesA === null || nodeIndexesA === void 0 ? void 0 : nodeIndexesA[_i3];
var indexB = nodeIndexesB === null || nodeIndexesB === void 0 ? void 0 : nodeIndexesB[_i3];
if (typeof indexA !== 'number' || isNaN(indexA)) {
return _i3 === 0 ? 1 : -1;
}
if (typeof indexB !== 'number' || isNaN(indexB)) {
return _i3 === 0 ? -1 : 1;
}
if (indexA !== indexB) {
return indexA - indexB;
}
}
return 0;
}
var merge_results_default = mergeResults;
function getFrameSpec(frameResult, options) {
if (frameResult.frameElement) {
return new dq_element_default(frameResult.frameElement, options);
} else if (frameResult.frameSpec) {
return frameResult.frameSpec;
}
return null;
}
function _collectResultsFromFrames(parentContent, options, command, parameter, resolve, reject) {
var q = queue_default();
var frames = parentContent.frames;
frames.forEach(function(_ref6) {
var frameElement = _ref6.node, context = _objectWithoutProperties(_ref6, _excluded);
q.defer(function(res, rej) {
var params = {
options: options,
command: command,
parameter: parameter,
context: context
};
function callback(results) {
if (!results) {
return res(null);
}
return res({
results: results,
frameElement: frameElement
});
}
_sendCommandToFrame(frameElement, params, callback, rej);
});
});
q.then(function(data2) {
resolve(merge_results_default(data2, options));
})['catch'](reject);
}
function _contains(vNode, otherVNode) {
if (!vNode.shadowId && !otherVNode.shadowId && vNode.actualNode && typeof vNode.actualNode.contains === 'function') {
return vNode.actualNode.contains(otherVNode.actualNode);
}
do {
if (vNode === otherVNode) {
return true;
} else if (otherVNode.nodeIndex < vNode.nodeIndex) {
return false;
}
otherVNode = otherVNode.parent;
} while (otherVNode);
return false;
}
function deepMerge() {
var target = {};
for (var _len = arguments.length, sources = new Array(_len), _key = 0; _key < _len; _key++) {
sources[_key] = arguments[_key];
}
sources.forEach(function(source) {
if (!source || _typeof(source) !== 'object' || Array.isArray(source)) {
return;
}
for (var _i4 = 0, _Object$keys = Object.keys(source); _i4 < _Object$keys.length; _i4++) {
var key = _Object$keys[_i4];
if (!target.hasOwnProperty(key) || _typeof(source[key]) !== 'object' || Array.isArray(target[key])) {
target[key] = source[key];
} else {
target[key] = deepMerge(target[key], source[key]);
}
}
});
return target;
}
var deep_merge_default = deepMerge;
function extendMetaData(to, from) {
Object.assign(to, from);
Object.keys(from).filter(function(prop) {
return typeof from[prop] === 'function';
}).forEach(function(prop) {
to[prop] = null;
try {
to[prop] = from[prop](to);
} catch (e) {}
});
}
var extend_meta_data_default = extendMetaData;
var possibleShadowRoots = [ 'article', 'aside', 'blockquote', 'body', 'div', 'footer', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'header', 'main', 'nav', 'p', 'section', 'span' ];
function isShadowRoot(node) {
if (node.shadowRoot) {
var nodeName2 = node.nodeName.toLowerCase();
if (possibleShadowRoots.includes(nodeName2) || /^[a-z][a-z0-9_.-]*-[a-z0-9_.-]*$/.test(nodeName2)) {
return true;
}
}
return false;
}
var is_shadow_root_default = isShadowRoot;
var dom_exports = {};
__export(dom_exports, {
createGrid: function createGrid() {
return _createGrid;
},
findElmsInContext: function findElmsInContext() {
return find_elms_in_context_default;
},
findNearbyElms: function findNearbyElms() {
return _findNearbyElms;
},
findUp: function findUp() {
return find_up_default;
},
findUpVirtual: function findUpVirtual() {
return find_up_virtual_default;
},
focusDisabled: function focusDisabled() {
return focus_disabled_default;
},
getComposedParent: function getComposedParent() {
return get_composed_parent_default;
},
getElementByReference: function getElementByReference() {
return get_element_by_reference_default;
},
getElementCoordinates: function getElementCoordinates() {
return get_element_coordinates_default;
},
getElementStack: function getElementStack() {
return get_element_stack_default;
},
getOverflowHiddenAncestors: function getOverflowHiddenAncestors() {
return get_overflow_hidden_ancestors_default;
},
getRootNode: function getRootNode() {
return get_root_node_default2;
},
getScrollOffset: function getScrollOffset() {
return get_scroll_offset_default;
},
getTabbableElements: function getTabbableElements() {
return get_tabbable_elements_default;
},
getTextElementStack: function getTextElementStack() {
return get_text_element_stack_default;
},
getViewportSize: function getViewportSize() {
return get_viewport_size_default;
},
getVisibleChildTextRects: function getVisibleChildTextRects() {
return get_visible_child_text_rects_default;
},
hasContent: function hasContent() {
return has_content_default;
},
hasContentVirtual: function hasContentVirtual() {
return has_content_virtual_default;
},
hasLangText: function hasLangText() {
return _hasLangText;
},
idrefs: function idrefs() {
return idrefs_default;
},
insertedIntoFocusOrder: function insertedIntoFocusOrder() {
return inserted_into_focus_order_default;
},
isCurrentPageLink: function isCurrentPageLink() {
return _isCurrentPageLink;
},
isFocusable: function isFocusable() {
return _isFocusable;
},
isHTML5: function isHTML5() {
return is_html5_default;
},
isHiddenForEveryone: function isHiddenForEveryone() {
return _isHiddenForEveryone;
},
isHiddenWithCSS: function isHiddenWithCSS() {
return is_hidden_with_css_default;
},
isInTabOrder: function isInTabOrder() {
return _isInTabOrder;
},
isInTextBlock: function isInTextBlock() {
return is_in_text_block_default;
},
isModalOpen: function isModalOpen() {
return is_modal_open_default;
},
isMultiline: function isMultiline() {
return _isMultiline;
},
isNativelyFocusable: function isNativelyFocusable() {
return is_natively_focusable_default;
},
isNode: function isNode() {
return is_node_default;
},
isOffscreen: function isOffscreen() {
return is_offscreen_default;
},
isOpaque: function isOpaque() {
return is_opaque_default;
},
isSkipLink: function isSkipLink() {
return _isSkipLink;
},
isVisible: function isVisible() {
return is_visible_default;
},
isVisibleOnScreen: function isVisibleOnScreen() {
return _isVisibleOnScreen;
},
isVisibleToScreenReaders: function isVisibleToScreenReaders() {
return _isVisibleToScreenReaders;
},
isVisualContent: function isVisualContent() {
return is_visual_content_default;
},
reduceToElementsBelowFloating: function reduceToElementsBelowFloating() {
return reduce_to_elements_below_floating_default;
},
shadowElementsFromPoint: function shadowElementsFromPoint() {
return shadow_elements_from_point_default;
},
urlPropsFromAttribute: function urlPropsFromAttribute() {
return url_props_from_attribute_default;
},
visuallyContains: function visuallyContains() {
return _visuallyContains;
},
visuallyOverlaps: function visuallyOverlaps() {
return visually_overlaps_default;
},
visuallySort: function visuallySort() {
return _visuallySort;
}
});
function getRootNode(node) {
var doc = node.getRootNode && node.getRootNode() || document;
if (doc === node) {
doc = document;
}
return doc;
}
var get_root_node_default = getRootNode;
var get_root_node_default2 = get_root_node_default;
function findElmsInContext(_ref7) {
var context = _ref7.context, value = _ref7.value, attr = _ref7.attr, _ref7$elm = _ref7.elm, elm = _ref7$elm === void 0 ? '' : _ref7$elm;
var root;
var escapedValue = escape_selector_default(value);
if (context.nodeType === 9 || context.nodeType === 11) {
root = context;
} else {
root = get_root_node_default2(context);
}
return Array.from(root.querySelectorAll(elm + '[' + attr + '=' + escapedValue + ']'));
}
var find_elms_in_context_default = findElmsInContext;
function findUpVirtual(element, target) {
var parent;
parent = element.actualNode;
if (!element.shadowId && typeof element.actualNode.closest === 'function') {
var match = element.actualNode.closest(target);
if (match) {
return match;
}
return null;
}
do {
parent = parent.assignedSlot ? parent.assignedSlot : parent.parentNode;
if (parent && parent.nodeType === 11) {
parent = parent.host;
}
} while (parent && !element_matches_default(parent, target) && parent !== document.documentElement);
if (!parent) {
return null;
}
if (!element_matches_default(parent, target)) {
return null;
}
return parent;
}
var find_up_virtual_default = findUpVirtual;
function findUp(element, target) {
return find_up_virtual_default(get_node_from_tree_default(element), target);
}
var find_up_default = findUp;
var import_memoizee = __toModule(require_memoizee());
axe._memoizedFns = [];
function memoizeImplementation(fn) {
var memoized = (0, import_memoizee['default'])(fn);
axe._memoizedFns.push(memoized);
return memoized;
}
var memoize_default = memoizeImplementation;
function _rectsOverlap(rect1, rect2) {
return (rect1.left | 0) < (rect2.right | 0) && (rect1.right | 0) > (rect2.left | 0) && (rect1.top | 0) < (rect2.bottom | 0) && (rect1.bottom | 0) > (rect2.top | 0);
}
var getOverflowHiddenAncestors = memoize_default(function getOverflowHiddenAncestorsMemoized(vNode) {
var ancestors = [];
if (!vNode) {
return ancestors;
}
var overflow = vNode.getComputedStylePropertyValue('overflow');
if (overflow === 'hidden') {
ancestors.push(vNode);
}
return ancestors.concat(getOverflowHiddenAncestors(vNode.parent));
});
var get_overflow_hidden_ancestors_default = getOverflowHiddenAncestors;
var clipRegex = /rect\s*\(([0-9]+)px,?\s*([0-9]+)px,?\s*([0-9]+)px,?\s*([0-9]+)px\s*\)/;
var clipPathRegex = /(\w+)\((\d+)/;
function nativelyHidden(vNode) {
return [ 'style', 'script', 'noscript', 'template' ].includes(vNode.props.nodeName);
}
function displayHidden(vNode) {
if (vNode.props.nodeName === 'area') {
return false;
}
return vNode.getComputedStylePropertyValue('display') === 'none';
}
function visibilityHidden(vNode) {
var _ref8 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, isAncestor = _ref8.isAncestor;
return !isAncestor && [ 'hidden', 'collapse' ].includes(vNode.getComputedStylePropertyValue('visibility'));
}
function contentVisibiltyHidden(vNode) {
var _ref9 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, isAncestor = _ref9.isAncestor;
return !!isAncestor && vNode.getComputedStylePropertyValue('content-visibility') === 'hidden';
}
function ariaHidden(vNode) {
return vNode.attr('aria-hidden') === 'true';
}
function opacityHidden(vNode) {
return vNode.getComputedStylePropertyValue('opacity') === '0';
}
function scrollHidden(vNode) {
var scroll = _getScroll(vNode.actualNode);
var elHeight = parseInt(vNode.getComputedStylePropertyValue('height'));
var elWidth = parseInt(vNode.getComputedStylePropertyValue('width'));
return !!scroll && (elHeight === 0 || elWidth === 0);
}
function overflowHidden(vNode) {
var _ref10 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, isAncestor = _ref10.isAncestor;
if (isAncestor) {
return false;
}
var rect = vNode.boundingClientRect;
var nodes = get_overflow_hidden_ancestors_default(vNode);
if (!nodes.length) {
return false;
}
return nodes.some(function(node) {
var nodeRect = node.boundingClientRect;
if (nodeRect.width < 2 || nodeRect.height < 2) {
return true;
}
return !_rectsOverlap(rect, nodeRect);
});
}
function clipHidden(vNode) {
var matchesClip = vNode.getComputedStylePropertyValue('clip').match(clipRegex);
var matchesClipPath = vNode.getComputedStylePropertyValue('clip-path').match(clipPathRegex);
if (matchesClip && matchesClip.length === 5) {
var position = vNode.getComputedStylePropertyValue('position');
if ([ 'fixed', 'absolute' ].includes(position)) {
return matchesClip[3] - matchesClip[1] <= 0 && matchesClip[2] - matchesClip[4] <= 0;
}
}
if (matchesClipPath) {
var type = matchesClipPath[1];
var value = parseInt(matchesClipPath[2], 10);
switch (type) {
case 'inset':
return value >= 50;
case 'circle':
return value === 0;
default:
}
}
return false;
}
function areaHidden(vNode, visibleFunction) {
var mapEl = closest_default(vNode, 'map');
if (!mapEl) {
return true;
}
var mapElName = mapEl.attr('name');
if (!mapElName) {
return true;
}
var mapElRootNode = get_root_node_default(vNode.actualNode);
if (!mapElRootNode || mapElRootNode.nodeType !== 9) {
return true;
}
var refs = query_selector_all_default(axe._tree, 'img[usemap="#'.concat(escape_selector_default(mapElName), '"]'));
if (!refs || !refs.length) {
return true;
}
return refs.some(function(ref) {
return !visibleFunction(ref);
});
}
function detailsHidden(vNode) {
var _vNode$parent;
if (((_vNode$parent = vNode.parent) === null || _vNode$parent === void 0 ? void 0 : _vNode$parent.props.nodeName) !== 'details') {
return false;
}
if (vNode.props.nodeName === 'summary') {
var firstSummary = vNode.parent.children.find(function(node) {
return node.props.nodeName === 'summary';
});
if (firstSummary === vNode) {
return false;
}
}
return !vNode.parent.hasAttr('open');
}
var hiddenMethods = [ displayHidden, visibilityHidden, contentVisibiltyHidden, detailsHidden ];
function _isHiddenForEveryone(vNode) {
var _ref11 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, skipAncestors = _ref11.skipAncestors, _ref11$isAncestor = _ref11.isAncestor, isAncestor = _ref11$isAncestor === void 0 ? false : _ref11$isAncestor;
vNode = vNode instanceof abstract_virtual_node_default ? vNode : get_node_from_tree_default(vNode);
if (skipAncestors) {
return isHiddenSelf(vNode, isAncestor);
}
return isHiddenAncestors(vNode, isAncestor);
}
var isHiddenSelf = memoize_default(function isHiddenSelfMemoized(vNode, isAncestor) {
if (nativelyHidden(vNode)) {
return true;
}
if (!vNode.actualNode) {
return false;
}
if (hiddenMethods.some(function(method) {
return method(vNode, {
isAncestor: isAncestor
});
})) {
return true;
}
if (!vNode.actualNode.isConnected) {
return true;
}
return false;
});
var isHiddenAncestors = memoize_default(function isHiddenAncestorsMemoized(vNode, isAncestor) {
if (isHiddenSelf(vNode, isAncestor)) {
return true;
}
if (!vNode.parent) {
return false;
}
return isHiddenAncestors(vNode.parent, true);
});
function getComposedParent(element) {
if (element.assignedSlot) {
return getComposedParent(element.assignedSlot);
} else if (element.parentNode) {
var parentNode = element.parentNode;
if (parentNode.nodeType === 1) {
return parentNode;
} else if (parentNode.host) {
return parentNode.host;
}
}
return null;
}
var get_composed_parent_default = getComposedParent;
function getScrollOffset(element) {
if (!element.nodeType && element.document) {
element = element.document;
}
if (element.nodeType === 9) {
var docElement = element.documentElement, body = element.body;
return {
left: docElement && docElement.scrollLeft || body && body.scrollLeft || 0,
top: docElement && docElement.scrollTop || body && body.scrollTop || 0
};
}
return {
left: element.scrollLeft,
top: element.scrollTop
};
}
var get_scroll_offset_default = getScrollOffset;
function getElementCoordinates(element) {
var scrollOffset = get_scroll_offset_default(document), xOffset = scrollOffset.left, yOffset = scrollOffset.top, coords = element.getBoundingClientRect();
return {
top: coords.top + yOffset,
right: coords.right + xOffset,
bottom: coords.bottom + yOffset,
left: coords.left + xOffset,
width: coords.right - coords.left,
height: coords.bottom - coords.top
};
}
var get_element_coordinates_default = getElementCoordinates;
function getViewportSize(win) {
var doc = win.document;
var docElement = doc.documentElement;
if (win.innerWidth) {
return {
width: win.innerWidth,
height: win.innerHeight
};
}
if (docElement) {
return {
width: docElement.clientWidth,
height: docElement.clientHeight
};
}
var body = doc.body;
return {
width: body.clientWidth,
height: body.clientHeight
};
}
var get_viewport_size_default = getViewportSize;
function noParentScrolled(element, offset) {
element = get_composed_parent_default(element);
while (element && element.nodeName.toLowerCase() !== 'html') {
if (element.scrollTop) {
offset += element.scrollTop;
if (offset >= 0) {
return false;
}
}
element = get_composed_parent_default(element);
}
return true;
}
function isOffscreen(element) {
var _ref12 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, isAncestor = _ref12.isAncestor;
if (isAncestor) {
return false;
}
element = element instanceof abstract_virtual_node_default ? element.actualNode : element;
if (!element) {
return void 0;
}
var leftBoundary;
var docElement = document.documentElement;
var styl = window.getComputedStyle(element);
var dir = window.getComputedStyle(document.body || docElement).getPropertyValue('direction');
var coords = get_element_coordinates_default(element);
if (coords.bottom < 0 && (noParentScrolled(element, coords.bottom) || styl.position === 'absolute')) {
return true;
}
if (coords.left === 0 && coords.right === 0) {
return false;
}
if (dir === 'ltr') {
if (coords.right <= 0) {
return true;
}
} else {
leftBoundary = Math.max(docElement.scrollWidth, get_viewport_size_default(window).width);
if (coords.left >= leftBoundary) {
return true;
}
}
return false;
}
var is_offscreen_default = isOffscreen;
var hiddenMethods2 = [ opacityHidden, scrollHidden, overflowHidden, clipHidden, is_offscreen_default ];
function _isVisibleOnScreen(vNode) {
vNode = vNode instanceof abstract_virtual_node_default ? vNode : get_node_from_tree_default(vNode);
return isVisibleOnScreenVirtual(vNode);
}
var isVisibleOnScreenVirtual = memoize_default(function isVisibleOnScreenMemoized(vNode, isAncestor) {
if (vNode.actualNode && vNode.props.nodeName === 'area') {
return !areaHidden(vNode, isVisibleOnScreenVirtual);
}
if (_isHiddenForEveryone(vNode, {
skipAncestors: true,
isAncestor: isAncestor
})) {
return false;
}
if (vNode.actualNode && hiddenMethods2.some(function(method) {
return method(vNode, {
isAncestor: isAncestor
});
})) {
return false;
}
if (!vNode.parent) {
return true;
}
return isVisibleOnScreenVirtual(vNode.parent, true);
});
function _getBoundingRect(rectA, rectB) {
var top = Math.min(rectA.top, rectB.top);
var right = Math.max(rectA.right, rectB.right);
var bottom = Math.max(rectA.bottom, rectB.bottom);
var left = Math.min(rectA.left, rectB.left);
return new window.DOMRect(left, top, right - left, bottom - top);
}
function _isPointInRect(_ref13, _ref14) {
var x = _ref13.x, y = _ref13.y;
var top = _ref14.top, right = _ref14.right, bottom = _ref14.bottom, left = _ref14.left;
return y >= top && x <= right && y <= bottom && x >= left;
}
function _createGrid() {
var root = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : document.body;
var rootGrid = arguments.length > 1 ? arguments[1] : undefined;
var parentVNode = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
if (cache_default.get('gridCreated') && !parentVNode) {
return constants_default.gridSize;
}
cache_default.set('gridCreated', true);
if (!parentVNode) {
var _rootGrid;
var vNode = get_node_from_tree_default(document.documentElement);
if (!vNode) {
vNode = new virtual_node_default(document.documentElement);
}
vNode._stackingOrder = [ 0 ];
(_rootGrid = rootGrid) !== null && _rootGrid !== void 0 ? _rootGrid : rootGrid = new Grid();
addNodeToGrid(rootGrid, vNode);
if (_getScroll(vNode.actualNode)) {
var subGrid = new Grid(vNode);
vNode._subGrid = subGrid;
}
}
var treeWalker = document.createTreeWalker(root, window.NodeFilter.SHOW_ELEMENT, null, false);
var node = parentVNode ? treeWalker.nextNode() : treeWalker.currentNode;
while (node) {
var _vNode = get_node_from_tree_default(node);
if (_vNode && _vNode.parent) {
parentVNode = _vNode.parent;
} else if (node.assignedSlot) {
parentVNode = get_node_from_tree_default(node.assignedSlot);
} else if (node.parentElement) {
parentVNode = get_node_from_tree_default(node.parentElement);
} else if (node.parentNode && get_node_from_tree_default(node.parentNode)) {
parentVNode = get_node_from_tree_default(node.parentNode);
}
if (!_vNode) {
_vNode = new axe.VirtualNode(node, parentVNode);
}
_vNode._stackingOrder = getStackingOrder(_vNode, parentVNode);
var scrollRegionParent = findScrollRegionParent(_vNode, parentVNode);
var grid = scrollRegionParent ? scrollRegionParent._subGrid : rootGrid;
if (_getScroll(_vNode.actualNode)) {
var _subGrid = new Grid(_vNode);
_vNode._subGrid = _subGrid;
}
var rect = _vNode.boundingClientRect;
if (rect.width !== 0 && rect.height !== 0 && _isVisibleOnScreen(node)) {
addNodeToGrid(grid, _vNode);
}
if (is_shadow_root_default(node)) {
_createGrid(node.shadowRoot, grid, _vNode);
}
node = treeWalker.nextNode();
}
return constants_default.gridSize;
}
function isStackingContext(vNode, parentVNode) {
var position = vNode.getComputedStylePropertyValue('position');
var zIndex = vNode.getComputedStylePropertyValue('z-index');
if (position === 'fixed' || position === 'sticky') {
return true;
}
if (zIndex !== 'auto' && position !== 'static') {
return true;
}
if (vNode.getComputedStylePropertyValue('opacity') !== '1') {
return true;
}
var transform = vNode.getComputedStylePropertyValue('-webkit-transform') || vNode.getComputedStylePropertyValue('-ms-transform') || vNode.getComputedStylePropertyValue('transform') || 'none';
if (transform !== 'none') {
return true;
}
var mixBlendMode = vNode.getComputedStylePropertyValue('mix-blend-mode');
if (mixBlendMode && mixBlendMode !== 'normal') {
return true;
}
var filter = vNode.getComputedStylePropertyValue('filter');
if (filter && filter !== 'none') {
return true;
}
var perspective = vNode.getComputedStylePropertyValue('perspective');
if (perspective && perspective !== 'none') {
return true;
}
var clipPath = vNode.getComputedStylePropertyValue('clip-path');
if (clipPath && clipPath !== 'none') {
return true;
}
var mask = vNode.getComputedStylePropertyValue('-webkit-mask') || vNode.getComputedStylePropertyValue('mask') || 'none';
if (mask !== 'none') {
return true;
}
var maskImage = vNode.getComputedStylePropertyValue('-webkit-mask-image') || vNode.getComputedStylePropertyValue('mask-image') || 'none';
if (maskImage !== 'none') {
return true;
}
var maskBorder = vNode.getComputedStylePropertyValue('-webkit-mask-border') || vNode.getComputedStylePropertyValue('mask-border') || 'none';
if (maskBorder !== 'none') {
return true;
}
if (vNode.getComputedStylePropertyValue('isolation') === 'isolate') {
return true;
}
var willChange = vNode.getComputedStylePropertyValue('will-change');
if (willChange === 'transform' || willChange === 'opacity') {
return true;
}
if (vNode.getComputedStylePropertyValue('-webkit-overflow-scrolling') === 'touch') {
return true;
}
var contain = vNode.getComputedStylePropertyValue('contain');
if ([ 'layout', 'paint', 'strict', 'content' ].includes(contain)) {
return true;
}
if (zIndex !== 'auto' && parentVNode) {
var parentDsiplay = parentVNode.getComputedStylePropertyValue('display');
if ([ 'flex', 'inline-flex', 'inline flex', 'grid', 'inline-grid', 'inline grid' ].includes(parentDsiplay)) {
return true;
}
}
return false;
}
function getStackingOrder(vNode, parentVNode) {
var stackingOrder = parentVNode._stackingOrder.slice();
var zIndex = vNode.getComputedStylePropertyValue('z-index');
var positioned = vNode.getComputedStylePropertyValue('position') !== 'static';
var floated = vNode.getComputedStylePropertyValue('float') !== 'none';
if (positioned && ![ 'auto', '0' ].includes(zIndex)) {
while (stackingOrder.find(function(value) {
return value % 1 !== 0;
})) {
var index = stackingOrder.findIndex(function(value) {
return value % 1 !== 0;
});
stackingOrder.splice(index, 1);
}
stackingOrder[stackingOrder.length - 1] = parseInt(zIndex);
}
if (isStackingContext(vNode, parentVNode)) {
stackingOrder.push(0);
} else if (positioned) {
stackingOrder.push(.5);
} else if (floated) {
stackingOrder.push(.25);
}
return stackingOrder;
}
function findScrollRegionParent(vNode, parentVNode) {
var scrollRegionParent = null;
var checkedNodes = [ vNode ];
while (parentVNode) {
if (_getScroll(parentVNode.actualNode)) {
scrollRegionParent = parentVNode;
break;
}
if (parentVNode._scrollRegionParent) {
scrollRegionParent = parentVNode._scrollRegionParent;
break;
}
checkedNodes.push(parentVNode);
parentVNode = get_node_from_tree_default(parentVNode.actualNode.parentElement || parentVNode.actualNode.parentNode);
}
checkedNodes.forEach(function(vNode2) {
return vNode2._scrollRegionParent = scrollRegionParent;
});
return scrollRegionParent;
}
function addNodeToGrid(grid, vNode) {
vNode.clientRects.forEach(function(rect) {
var _vNode$_grid;
(_vNode$_grid = vNode._grid) !== null && _vNode$_grid !== void 0 ? _vNode$_grid : vNode._grid = grid;
var gridRect = grid.getGridPositionOfRect(rect);
grid.loopGridPosition(gridRect, function(gridCell) {
if (!gridCell.includes(vNode)) {
gridCell.push(vNode);
}
});
});
}
var Grid = function() {
function Grid() {
var container = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;
_classCallCheck(this, Grid);
this.container = container;
this.cells = [];
}
_createClass(Grid, [ {
key: 'toGridIndex',
value: function toGridIndex(num) {
return Math.floor(num / constants_default.gridSize);
}
}, {
key: 'getCellFromPoint',
value: function getCellFromPoint(_ref15) {
var _this$cells, _row;
var x = _ref15.x, y = _ref15.y;
assert_default(this.boundaries, 'Grid does not have cells added');
var rowIndex = this.toGridIndex(y);
var colIndex = this.toGridIndex(x);
assert_default(_isPointInRect({
y: rowIndex,
x: colIndex
}, this.boundaries), 'Element midpoint exceeds the grid bounds');
var row = (_this$cells = this.cells[rowIndex - this.cells._negativeIndex]) !== null && _this$cells !== void 0 ? _this$cells : [];
return (_row = row[colIndex - row._negativeIndex]) !== null && _row !== void 0 ? _row : [];
}
}, {
key: 'loopGridPosition',
value: function loopGridPosition(gridPosition, callback) {
var _gridPosition = gridPosition, left = _gridPosition.left, right = _gridPosition.right, top = _gridPosition.top, bottom = _gridPosition.bottom;
if (this.boundaries) {
gridPosition = _getBoundingRect(this.boundaries, gridPosition);
}
this.boundaries = gridPosition;
loopNegativeIndexMatrix(this.cells, top, bottom, function(gridRow, row) {
loopNegativeIndexMatrix(gridRow, left, right, function(gridCell, col) {
callback(gridCell, {
row: row,
col: col
});
});
});
}
}, {
key: 'getGridPositionOfRect',
value: function getGridPositionOfRect(_ref16) {
var top = _ref16.top, right = _ref16.right, bottom = _ref16.bottom, left = _ref16.left;
var margin = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
top = this.toGridIndex(top - margin);
right = this.toGridIndex(right + margin - 1);
bottom = this.toGridIndex(bottom + margin - 1);
left = this.toGridIndex(left - margin);
return new window.DOMRect(left, top, right - left, bottom - top);
}
} ]);
return Grid;
}();
function loopNegativeIndexMatrix(matrix, start, end, callback) {
var _matrix$_negativeInde;
(_matrix$_negativeInde = matrix._negativeIndex) !== null && _matrix$_negativeInde !== void 0 ? _matrix$_negativeInde : matrix._negativeIndex = 0;
if (start < matrix._negativeIndex) {
for (var _i5 = 0; _i5 < matrix._negativeIndex - start; _i5++) {
matrix.splice(0, 0, []);
}
matrix._negativeIndex = start;
}
var startOffset = start - matrix._negativeIndex;
var endOffset = end - matrix._negativeIndex;
for (var index = startOffset; index <= endOffset; index++) {
var _index, _matrix$_index;
(_matrix$_index = matrix[_index = index]) !== null && _matrix$_index !== void 0 ? _matrix$_index : matrix[_index] = [];
callback(matrix[index], index + matrix._negativeIndex);
}
}
function _findNearbyElms(vNode) {
var _vNode$_grid2, _vNode$_grid2$cells;
var margin = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
_createGrid();
if (!((_vNode$_grid2 = vNode._grid) !== null && _vNode$_grid2 !== void 0 && (_vNode$_grid2$cells = _vNode$_grid2.cells) !== null && _vNode$_grid2$cells !== void 0 && _vNode$_grid2$cells.length)) {
return [];
}
var rect = vNode.boundingClientRect;
var grid = vNode._grid;
var selfIsFixed = hasFixedPosition(vNode);
var gridPosition = grid.getGridPositionOfRect(rect, margin);
var neighbors = [];
grid.loopGridPosition(gridPosition, function(vNeighbors) {
var _iterator2 = _createForOfIteratorHelper(vNeighbors), _step2;
try {
for (_iterator2.s(); !(_step2 = _iterator2.n()).done; ) {
var vNeighbor = _step2.value;
if (vNeighbor && vNeighbor !== vNode && !neighbors.includes(vNeighbor) && selfIsFixed === hasFixedPosition(vNeighbor)) {
neighbors.push(vNeighbor);
}
}
} catch (err) {
_iterator2.e(err);
} finally {
_iterator2.f();
}
});
return neighbors;
}
var hasFixedPosition = memoize_default(function(vNode) {
if (!vNode) {
return false;
}
if (vNode.getComputedStylePropertyValue('position') === 'fixed') {
return true;
}
return hasFixedPosition(vNode.parent);
});
var allowedDisabledNodeNames = [ 'button', 'command', 'fieldset', 'keygen', 'optgroup', 'option', 'select', 'textarea', 'input' ];
function isDisabledAttrAllowed(nodeName2) {
return allowedDisabledNodeNames.includes(nodeName2);
}
function focusDisabled(el) {
var vNode = el instanceof abstract_virtual_node_default ? el : get_node_from_tree_default(el);
if (isDisabledAttrAllowed(vNode.props.nodeName) && vNode.hasAttr('disabled')) {
return true;
}
var parentNode = vNode.parent;
var ancestors = [];
var fieldsetDisabled = false;
while (parentNode && parentNode.shadowId === vNode.shadowId && !fieldsetDisabled) {
ancestors.push(parentNode);
if (parentNode.props.nodeName === 'legend') {
break;
}
if (parentNode._inDisabledFieldset !== void 0) {
fieldsetDisabled = parentNode._inDisabledFieldset;
break;
}
if (parentNode.props.nodeName === 'fieldset' && parentNode.hasAttr('disabled')) {
fieldsetDisabled = true;
}
parentNode = parentNode.parent;
}
ancestors.forEach(function(ancestor) {
return ancestor._inDisabledFieldset = fieldsetDisabled;
});
if (fieldsetDisabled) {
return true;
}
if (vNode.props.nodeName !== 'area') {
if (!vNode.actualNode) {
return false;
}
return _isHiddenForEveryone(vNode);
}
return false;
}
var focus_disabled_default = focusDisabled;
var angularSkipLinkRegex = /^\/\#/;
var angularRouterLinkRegex = /^#[!/]/;
function _isCurrentPageLink(anchor) {
var _window$location;
var href = anchor.getAttribute('href');
if (!href || href === '#') {
return false;
}
if (angularSkipLinkRegex.test(href)) {
return true;
}
var hash = anchor.hash, protocol = anchor.protocol, hostname = anchor.hostname, port = anchor.port, pathname = anchor.pathname;
if (angularRouterLinkRegex.test(hash)) {
return false;
}
if (href.charAt(0) === '#') {
return true;
}
if (typeof ((_window$location = window.location) === null || _window$location === void 0 ? void 0 : _window$location.origin) !== 'string' || window.location.origin.indexOf('://') === -1) {
return null;
}
var currentPageUrl = window.location.origin + window.location.pathname;
var url;
if (!hostname) {
url = window.location.origin;
} else {
url = ''.concat(protocol, '//').concat(hostname).concat(port ? ':'.concat(port) : '');
}
if (!pathname) {
url += window.location.pathname;
} else {
url += (pathname[0] !== '/' ? '/' : '') + pathname;
}
return url === currentPageUrl;
}
function getElementByReference(node, attr) {
var fragment = node.getAttribute(attr);
if (!fragment) {
return null;
}
if (attr === 'href' && !_isCurrentPageLink(node)) {
return null;
}
if (fragment.indexOf('#') !== -1) {
fragment = decodeURIComponent(fragment.substr(fragment.indexOf('#') + 1));
}
var candidate = document.getElementById(fragment);
if (candidate) {
return candidate;
}
candidate = document.getElementsByName(fragment);
if (candidate.length) {
return candidate[0];
}
return null;
}
var get_element_by_reference_default = getElementByReference;
function _visuallySort(a, b) {
_createGrid();
var length = Math.max(a._stackingOrder.length, b._stackingOrder.length);
for (var _i6 = 0; _i6 < length; _i6++) {
if (typeof b._stackingOrder[_i6] === 'undefined') {
return -1;
} else if (typeof a._stackingOrder[_i6] === 'undefined') {
return 1;
}
if (b._stackingOrder[_i6] > a._stackingOrder[_i6]) {
return 1;
}
if (b._stackingOrder[_i6] < a._stackingOrder[_i6]) {
return -1;
}
}
var aNode = a.actualNode;
var bNode = b.actualNode;
if (aNode.getRootNode && aNode.getRootNode() !== bNode.getRootNode()) {
var boundaries = [];
while (aNode) {
boundaries.push({
root: aNode.getRootNode(),
node: aNode
});
aNode = aNode.getRootNode().host;
}
while (bNode && !boundaries.find(function(boundary) {
return boundary.root === bNode.getRootNode();
})) {
bNode = bNode.getRootNode().host;
}
aNode = boundaries.find(function(boundary) {
return boundary.root === bNode.getRootNode();
}).node;
if (aNode === bNode) {
return a.actualNode.getRootNode() !== aNode.getRootNode() ? -1 : 1;
}
}
var _window$Node = window.Node, DOCUMENT_POSITION_FOLLOWING = _window$Node.DOCUMENT_POSITION_FOLLOWING, DOCUMENT_POSITION_CONTAINS = _window$Node.DOCUMENT_POSITION_CONTAINS, DOCUMENT_POSITION_CONTAINED_BY = _window$Node.DOCUMENT_POSITION_CONTAINED_BY;
var docPosition = aNode.compareDocumentPosition(bNode);
var DOMOrder = docPosition & DOCUMENT_POSITION_FOLLOWING ? 1 : -1;
var isDescendant = docPosition & DOCUMENT_POSITION_CONTAINS || docPosition & DOCUMENT_POSITION_CONTAINED_BY;
var aPosition = getPositionOrder(a);
var bPosition = getPositionOrder(b);
if (aPosition === bPosition || isDescendant) {
return DOMOrder;
}
return bPosition - aPosition;
}
function getPositionOrder(vNode) {
if (vNode.getComputedStylePropertyValue('display').indexOf('inline') !== -1) {
return 2;
}
if (isFloated(vNode)) {
return 1;
}
return 0;
}
function isFloated(vNode) {
if (!vNode) {
return false;
}
if (vNode._isFloated !== void 0) {
return vNode._isFloated;
}
var floatStyle = vNode.getComputedStylePropertyValue('float');
if (floatStyle !== 'none') {
vNode._isFloated = true;
return true;
}
var floated = isFloated(vNode.parent);
vNode._isFloated = floated;
return floated;
}
var math_exports = {};
__export(math_exports, {
getBoundingRect: function getBoundingRect() {
return _getBoundingRect;
},
getIntersectionRect: function getIntersectionRect() {
return _getIntersectionRect;
},
getOffset: function getOffset() {
return _getOffset;
},
getRectCenter: function getRectCenter() {
return _getRectCenter;
},
hasVisualOverlap: function hasVisualOverlap() {
return _hasVisualOverlap;
},
isPointInRect: function isPointInRect() {
return _isPointInRect;
},
rectsOverlap: function rectsOverlap() {
return _rectsOverlap;
},
splitRects: function splitRects() {
return _splitRects;
}
});
function _getIntersectionRect(rect1, rect2) {
var leftX = Math.max(rect1.left, rect2.left);
var rightX = Math.min(rect1.right, rect2.right);
var topY = Math.max(rect1.top, rect2.top);
var bottomY = Math.min(rect1.bottom, rect2.bottom);
if (leftX >= rightX || topY >= bottomY) {
return null;
}
return new window.DOMRect(leftX, topY, rightX - leftX, bottomY - topY);
}
function _getOffset(vNodeA, vNodeB) {
var rectA = vNodeA.boundingClientRect;
var rectB = vNodeB.boundingClientRect;
var pointA = getFarthestPoint(rectA, rectB);
var pointB = getClosestPoint(pointA, rectA, rectB);
return pointDistance(pointA, pointB);
}
function getFarthestPoint(rectA, rectB) {
var dimensionProps = [ [ 'x', 'left', 'right', 'width' ], [ 'y', 'top', 'bottom', 'height' ] ];
var farthestPoint = {};
dimensionProps.forEach(function(_ref17) {
var _ref18 = _slicedToArray(_ref17, 4), axis = _ref18[0], start = _ref18[1], end = _ref18[2], diameter = _ref18[3];
if (rectB[start] < rectA[start] && rectB[end] > rectA[end]) {
farthestPoint[axis] = rectA[start] + rectA[diameter] / 2;
return;
}
var centerB = rectB[start] + rectB[diameter] / 2;
var startDistance = Math.abs(centerB - rectA[start]);
var endDistance = Math.abs(centerB - rectA[end]);
if (startDistance >= endDistance) {
farthestPoint[axis] = rectA[start];
} else {
farthestPoint[axis] = rectA[end];
}
});
return farthestPoint;
}
function getClosestPoint(_ref19, ownRect, adjacentRect) {
var x = _ref19.x, y = _ref19.y;
if (pointInRect({
x: x,
y: y
}, adjacentRect)) {
var closestPoint = getCornerInAdjacentRect({
x: x,
y: y
}, ownRect, adjacentRect);
if (closestPoint !== null) {
return closestPoint;
}
adjacentRect = ownRect;
}
var _adjacentRect = adjacentRect, top = _adjacentRect.top, right = _adjacentRect.right, bottom = _adjacentRect.bottom, left = _adjacentRect.left;
var xAligned = x >= left && x <= right;
var yAligned = y >= top && y <= bottom;
var closestX = Math.abs(left - x) < Math.abs(right - x) ? left : right;
var closestY = Math.abs(top - y) < Math.abs(bottom - y) ? top : bottom;
if (!xAligned && yAligned) {
return {
x: closestX,
y: y
};
} else if (xAligned && !yAligned) {
return {
x: x,
y: closestY
};
} else if (!xAligned && !yAligned) {
return {
x: closestX,
y: closestY
};
}
if (Math.abs(x - closestX) < Math.abs(y - closestY)) {
return {
x: closestX,
y: y
};
} else {
return {
x: x,
y: closestY
};
}
}
function pointDistance(pointA, pointB) {
var xDistance = Math.abs(pointA.x - pointB.x);
var yDistance = Math.abs(pointA.y - pointB.y);
if (!xDistance || !yDistance) {
return xDistance || yDistance;
}
return Math.sqrt(Math.pow(xDistance, 2) + Math.pow(yDistance, 2));
}
function pointInRect(_ref20, rect) {
var x = _ref20.x, y = _ref20.y;
return y >= rect.top && x <= rect.right && y <= rect.bottom && x >= rect.left;
}
function getCornerInAdjacentRect(_ref21, ownRect, adjacentRect) {
var x = _ref21.x, y = _ref21.y;
var closestX, closestY;
if (x === ownRect.left && ownRect.right < adjacentRect.right) {
closestX = ownRect.right;
} else if (x === ownRect.right && ownRect.left > adjacentRect.left) {
closestX = ownRect.left;
}
if (y === ownRect.top && ownRect.bottom < adjacentRect.bottom) {
closestY = ownRect.bottom;
} else if (y === ownRect.bottom && ownRect.top > adjacentRect.top) {
closestY = ownRect.top;
}
if (!closestX && !closestY) {
return null;
} else if (!closestY) {
return {
x: closestX,
y: y
};
} else if (!closestX) {
return {
x: x,
y: closestY
};
}
if (Math.abs(x - closestX) < Math.abs(y - closestY)) {
return {
x: closestX,
y: y
};
} else {
return {
x: x,
y: closestY
};
}
}
function _getRectCenter(_ref22) {
var left = _ref22.left, top = _ref22.top, width = _ref22.width, height = _ref22.height;
return new window.DOMPoint(left + width / 2, top + height / 2);
}
function _hasVisualOverlap(vNodeA, vNodeB) {
var rectA = vNodeA.boundingClientRect;
var rectB = vNodeB.boundingClientRect;
if (rectA.left >= rectB.right || rectA.right <= rectB.left || rectA.top >= rectB.bottom || rectA.bottom <= rectB.top) {
return false;
}
return _visuallySort(vNodeA, vNodeB) > 0;
}
function _splitRects(outerRect, overlapRects) {
var uniqueRects = [ outerRect ];
var _iterator3 = _createForOfIteratorHelper(overlapRects), _step3;
try {
var _loop3 = function _loop3() {
var overlapRect = _step3.value;
uniqueRects = uniqueRects.reduce(function(uniqueRects2, inputRect) {
return uniqueRects2.concat(splitRect(inputRect, overlapRect));
}, []);
};
for (_iterator3.s(); !(_step3 = _iterator3.n()).done; ) {
_loop3();
}
} catch (err) {
_iterator3.e(err);
} finally {
_iterator3.f();
}
return uniqueRects;
}
function splitRect(inputRect, clipRect) {
var top = inputRect.top, left = inputRect.left, bottom = inputRect.bottom, right = inputRect.right;
var yAligned = top < clipRect.bottom && bottom > clipRect.top;
var xAligned = left < clipRect.right && right > clipRect.left;
var rects = [];
if (between(clipRect.top, top, bottom) && xAligned) {
rects.push({
top: top,
left: left,
bottom: clipRect.top,
right: right
});
}
if (between(clipRect.right, left, right) && yAligned) {
rects.push({
top: top,
left: clipRect.right,
bottom: bottom,
right: right
});
}
if (between(clipRect.bottom, top, bottom) && xAligned) {
rects.push({
top: clipRect.bottom,
right: right,
bottom: bottom,
left: left
});
}
if (between(clipRect.left, left, right) && yAligned) {
rects.push({
top: top,
left: left,
bottom: bottom,
right: clipRect.left
});
}
if (rects.length === 0) {
rects.push(inputRect);
}
return rects.map(computeRect);
}
var between = function between(num, min, max) {
return num > min && num < max;
};
function computeRect(baseRect) {
return _extends({}, baseRect, {
x: baseRect.left,
y: baseRect.top,
height: baseRect.bottom - baseRect.top,
width: baseRect.right - baseRect.left
});
}
function getRectStack(grid, rect) {
var recursed = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
var center = _getRectCenter(rect);
var gridCell = grid.getCellFromPoint(center) || [];
var floorX = Math.floor(center.x);
var floorY = Math.floor(center.y);
var stack = gridCell.filter(function(gridCellNode) {
return gridCellNode.clientRects.some(function(clientRect) {
var rectX = clientRect.left;
var rectY = clientRect.top;
return floorX < Math.floor(rectX + clientRect.width) && floorX >= Math.floor(rectX) && floorY < Math.floor(rectY + clientRect.height) && floorY >= Math.floor(rectY);
});
});
var gridContainer = grid.container;
if (gridContainer) {
stack = getRectStack(gridContainer._grid, gridContainer.boundingClientRect, true).concat(stack);
}
if (!recursed) {
stack = stack.sort(_visuallySort).map(function(vNode) {
return vNode.actualNode;
}).concat(document.documentElement).filter(function(node, index, array) {
return array.indexOf(node) === index;
});
}
return stack;
}
function getElementStack(node) {
_createGrid();
var vNode = get_node_from_tree_default(node);
var grid = vNode._grid;
if (!grid) {
return [];
}
return getRectStack(grid, vNode.boundingClientRect);
}
var get_element_stack_default = getElementStack;
function getTabbableElements(virtualNode) {
var nodeAndDescendents = query_selector_all_default(virtualNode, '*');
var tabbableElements = nodeAndDescendents.filter(function(vNode) {
var isFocusable2 = vNode.isFocusable;
var tabIndex = vNode.actualNode.getAttribute('tabindex');
tabIndex = tabIndex && !isNaN(parseInt(tabIndex, 10)) ? parseInt(tabIndex) : null;
return tabIndex ? isFocusable2 && tabIndex >= 0 : isFocusable2;
});
return tabbableElements;
}
var get_tabbable_elements_default = getTabbableElements;
var text_exports = {};
__export(text_exports, {
accessibleText: function accessibleText() {
return accessible_text_default;
},
accessibleTextVirtual: function accessibleTextVirtual() {
return accessible_text_virtual_default;
},
autocomplete: function autocomplete() {
return _autocomplete;
},
formControlValue: function formControlValue() {
return form_control_value_default;
},
formControlValueMethods: function formControlValueMethods() {
return _formControlValueMethods;
},
hasUnicode: function hasUnicode() {
return has_unicode_default;
},
isHumanInterpretable: function isHumanInterpretable() {
return is_human_interpretable_default;
},
isIconLigature: function isIconLigature() {
return is_icon_ligature_default;
},
isValidAutocomplete: function isValidAutocomplete() {
return is_valid_autocomplete_default;
},
label: function label() {
return label_default;
},
labelText: function labelText() {
return label_text_default;
},
labelVirtual: function labelVirtual() {
return label_virtual_default2;
},
nativeElementType: function nativeElementType() {
return native_element_type_default;
},
nativeTextAlternative: function nativeTextAlternative() {
return native_text_alternative_default;
},
nativeTextMethods: function nativeTextMethods() {
return native_text_methods_default;
},
removeUnicode: function removeUnicode() {
return remove_unicode_default;
},
sanitize: function sanitize() {
return sanitize_default;
},
subtreeText: function subtreeText() {
return subtree_text_default;
},
titleText: function titleText() {
return title_text_default;
},
unsupported: function unsupported() {
return unsupported_default;
},
visible: function visible() {
return visible_default;
},
visibleTextNodes: function visibleTextNodes() {
return visible_text_nodes_default;
},
visibleVirtual: function visibleVirtual() {
return visible_virtual_default;
}
});
function idrefs(node, attr) {
node = node.actualNode || node;
try {
var doc = get_root_node_default2(node);
var result = [];
var attrValue = node.getAttribute(attr);
if (attrValue) {
attrValue = token_list_default(attrValue);
for (var index = 0; index < attrValue.length; index++) {
result.push(doc.getElementById(attrValue[index]));
}
}
return result;
} catch (e) {
throw new TypeError('Cannot resolve id references for non-DOM nodes');
}
}
var idrefs_default = idrefs;
function accessibleText(element, context) {
var virtualNode = get_node_from_tree_default(element);
return accessible_text_virtual_default(virtualNode, context);
}
var accessible_text_default = accessibleText;
function arialabelledbyText(vNode) {
var context = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
if (!(vNode instanceof abstract_virtual_node_default)) {
if (vNode.nodeType !== 1) {
return '';
}
vNode = get_node_from_tree_default(vNode);
}
if (vNode.props.nodeType !== 1 || context.inLabelledByContext || context.inControlContext || !vNode.attr('aria-labelledby')) {
return '';
}
var refs = idrefs_default(vNode, 'aria-labelledby').filter(function(elm) {
return elm;
});
return refs.reduce(function(accessibleName, elm) {
var accessibleNameAdd = accessible_text_default(elm, _extends({
inLabelledByContext: true,
startNode: context.startNode || vNode
}, context));
if (!accessibleName) {
return accessibleNameAdd;
} else {
return ''.concat(accessibleName, ' ').concat(accessibleNameAdd);
}
}, '');
}
var arialabelledby_text_default = arialabelledbyText;
function arialabelText(vNode) {
if (!(vNode instanceof abstract_virtual_node_default)) {
if (vNode.nodeType !== 1) {
return '';
}
vNode = get_node_from_tree_default(vNode);
}
return vNode.attr('aria-label') || '';
}
var arialabel_text_default = arialabelText;
var ariaAttrs = {
'aria-activedescendant': {
type: 'idref',
allowEmpty: true
},
'aria-atomic': {
type: 'boolean',
global: true
},
'aria-autocomplete': {
type: 'nmtoken',
values: [ 'inline', 'list', 'both', 'none' ]
},
'aria-busy': {
type: 'boolean',
global: true
},
'aria-checked': {
type: 'nmtoken',
values: [ 'false', 'mixed', 'true', 'undefined' ]
},
'aria-colcount': {
type: 'int',
minValue: -1
},
'aria-colindex': {
type: 'int',
minValue: 1
},
'aria-colspan': {
type: 'int',
minValue: 1
},
'aria-controls': {
type: 'idrefs',
allowEmpty: true,
global: true
},
'aria-current': {
type: 'nmtoken',
allowEmpty: true,
values: [ 'page', 'step', 'location', 'date', 'time', 'true', 'false' ],
global: true
},
'aria-describedby': {
type: 'idrefs',
allowEmpty: true,
global: true
},
'aria-details': {
type: 'idref',
allowEmpty: true,
global: true
},
'aria-disabled': {
type: 'boolean',
global: true
},
'aria-dropeffect': {
type: 'nmtokens',
values: [ 'copy', 'execute', 'link', 'move', 'none', 'popup' ],
global: true
},
'aria-errormessage': {
type: 'idref',
allowEmpty: true,
global: true
},
'aria-expanded': {
type: 'nmtoken',
values: [ 'true', 'false', 'undefined' ]
},
'aria-flowto': {
type: 'idrefs',
allowEmpty: true,
global: true
},
'aria-grabbed': {
type: 'nmtoken',
values: [ 'true', 'false', 'undefined' ],
global: true
},
'aria-haspopup': {
type: 'nmtoken',
allowEmpty: true,
values: [ 'true', 'false', 'menu', 'listbox', 'tree', 'grid', 'dialog' ],
global: true
},
'aria-hidden': {
type: 'nmtoken',
values: [ 'true', 'false', 'undefined' ],
global: true
},
'aria-invalid': {
type: 'nmtoken',
values: [ 'grammar', 'false', 'spelling', 'true' ],
global: true
},
'aria-keyshortcuts': {
type: 'string',
allowEmpty: true,
global: true
},
'aria-label': {
type: 'string',
allowEmpty: true,
global: true
},
'aria-labelledby': {
type: 'idrefs',
allowEmpty: true,
global: true
},
'aria-level': {
type: 'int',
minValue: 1
},
'aria-live': {
type: 'nmtoken',
values: [ 'assertive', 'off', 'polite' ],
global: true
},
'aria-modal': {
type: 'boolean'
},
'aria-multiline': {
type: 'boolean'
},
'aria-multiselectable': {
type: 'boolean'
},
'aria-orientation': {
type: 'nmtoken',
values: [ 'horizontal', 'undefined', 'vertical' ]
},
'aria-owns': {
type: 'idrefs',
allowEmpty: true,
global: true
},
'aria-placeholder': {
type: 'string',
allowEmpty: true
},
'aria-posinset': {
type: 'int',
minValue: 1
},
'aria-pressed': {
type: 'nmtoken',
values: [ 'false', 'mixed', 'true', 'undefined' ]
},
'aria-readonly': {
type: 'boolean'
},
'aria-relevant': {
type: 'nmtokens',
values: [ 'additions', 'all', 'removals', 'text' ],
global: true
},
'aria-required': {
type: 'boolean'
},
'aria-roledescription': {
type: 'string',
allowEmpty: true,
global: true
},
'aria-rowcount': {
type: 'int',
minValue: -1
},
'aria-rowindex': {
type: 'int',
minValue: 1
},
'aria-rowspan': {
type: 'int',
minValue: 0
},
'aria-selected': {
type: 'nmtoken',
values: [ 'false', 'true', 'undefined' ]
},
'aria-setsize': {
type: 'int',
minValue: -1
},
'aria-sort': {
type: 'nmtoken',
values: [ 'ascending', 'descending', 'none', 'other' ]
},
'aria-valuemax': {
type: 'decimal'
},
'aria-valuemin': {
type: 'decimal'
},
'aria-valuenow': {
type: 'decimal'
},
'aria-valuetext': {
type: 'string'
}
};
var aria_attrs_default = ariaAttrs;
var ariaRoles = {
alert: {
type: 'widget',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ]
},
alertdialog: {
type: 'widget',
allowedAttrs: [ 'aria-expanded', 'aria-modal' ],
superclassRole: [ 'alert', 'dialog' ],
accessibleNameRequired: true
},
application: {
type: 'landmark',
allowedAttrs: [ 'aria-activedescendant', 'aria-expanded' ],
superclassRole: [ 'structure' ],
accessibleNameRequired: true
},
article: {
type: 'structure',
allowedAttrs: [ 'aria-posinset', 'aria-setsize', 'aria-expanded' ],
superclassRole: [ 'document' ]
},
banner: {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
blockquote: {
type: 'structure',
superclassRole: [ 'section' ]
},
button: {
type: 'widget',
allowedAttrs: [ 'aria-expanded', 'aria-pressed' ],
superclassRole: [ 'command' ],
accessibleNameRequired: true,
nameFromContent: true,
childrenPresentational: true
},
caption: {
type: 'structure',
requiredContext: [ 'figure', 'table', 'grid', 'treegrid' ],
superclassRole: [ 'section' ],
prohibitedAttrs: [ 'aria-label', 'aria-labelledby' ]
},
cell: {
type: 'structure',
requiredContext: [ 'row' ],
allowedAttrs: [ 'aria-colindex', 'aria-colspan', 'aria-rowindex', 'aria-rowspan', 'aria-expanded' ],
superclassRole: [ 'section' ],
nameFromContent: true
},
checkbox: {
type: 'widget',
requiredAttrs: [ 'aria-checked' ],
allowedAttrs: [ 'aria-readonly', 'aria-required' ],
superclassRole: [ 'input' ],
accessibleNameRequired: true,
nameFromContent: true,
childrenPresentational: true
},
code: {
type: 'structure',
superclassRole: [ 'section' ],
prohibitedAttrs: [ 'aria-label', 'aria-labelledby' ]
},
columnheader: {
type: 'structure',
requiredContext: [ 'row' ],
allowedAttrs: [ 'aria-sort', 'aria-colindex', 'aria-colspan', 'aria-expanded', 'aria-readonly', 'aria-required', 'aria-rowindex', 'aria-rowspan', 'aria-selected' ],
superclassRole: [ 'cell', 'gridcell', 'sectionhead' ],
accessibleNameRequired: false,
nameFromContent: true
},
combobox: {
type: 'widget',
requiredAttrs: [ 'aria-expanded', 'aria-controls' ],
allowedAttrs: [ 'aria-owns', 'aria-autocomplete', 'aria-readonly', 'aria-required', 'aria-activedescendant', 'aria-orientation' ],
superclassRole: [ 'select' ],
accessibleNameRequired: true
},
command: {
type: 'abstract',
superclassRole: [ 'widget' ]
},
complementary: {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
composite: {
type: 'abstract',
superclassRole: [ 'widget' ]
},
contentinfo: {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
comment: {
type: 'structure',
allowedAttrs: [ 'aria-level', 'aria-posinset', 'aria-setsize' ],
superclassRole: [ 'article' ]
},
definition: {
type: 'structure',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ]
},
deletion: {
type: 'structure',
superclassRole: [ 'section' ],
prohibitedAttrs: [ 'aria-label', 'aria-labelledby' ]
},
dialog: {
type: 'widget',
allowedAttrs: [ 'aria-expanded', 'aria-modal' ],
superclassRole: [ 'window' ],
accessibleNameRequired: true
},
directory: {
type: 'structure',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'list' ],
nameFromContent: true
},
document: {
type: 'structure',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'structure' ]
},
emphasis: {
type: 'structure',
superclassRole: [ 'section' ],
prohibitedAttrs: [ 'aria-label', 'aria-labelledby' ]
},
feed: {
type: 'structure',
requiredOwned: [ 'article' ],
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'list' ]
},
figure: {
type: 'structure',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ],
nameFromContent: true
},
form: {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
grid: {
type: 'composite',
requiredOwned: [ 'rowgroup', 'row' ],
allowedAttrs: [ 'aria-level', 'aria-multiselectable', 'aria-readonly', 'aria-activedescendant', 'aria-colcount', 'aria-expanded', 'aria-rowcount' ],
superclassRole: [ 'composite', 'table' ],
accessibleNameRequired: false
},
gridcell: {
type: 'widget',
requiredContext: [ 'row' ],
allowedAttrs: [ 'aria-readonly', 'aria-required', 'aria-selected', 'aria-colindex', 'aria-colspan', 'aria-expanded', 'aria-rowindex', 'aria-rowspan' ],
superclassRole: [ 'cell', 'widget' ],
nameFromContent: true
},
group: {
type: 'structure',
allowedAttrs: [ 'aria-activedescendant', 'aria-expanded' ],
superclassRole: [ 'section' ]
},
heading: {
type: 'structure',
requiredAttrs: [ 'aria-level' ],
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'sectionhead' ],
accessibleNameRequired: false,
nameFromContent: true
},
img: {
type: 'structure',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ],
accessibleNameRequired: true,
childrenPresentational: true
},
input: {
type: 'abstract',
superclassRole: [ 'widget' ]
},
insertion: {
type: 'structure',
superclassRole: [ 'section' ],
prohibitedAttrs: [ 'aria-label', 'aria-labelledby' ]
},
landmark: {
type: 'abstract',
superclassRole: [ 'section' ]
},
link: {
type: 'widget',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'command' ],
accessibleNameRequired: true,
nameFromContent: true
},
list: {
type: 'structure',
requiredOwned: [ 'listitem' ],
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ]
},
listbox: {
type: 'widget',
requiredOwned: [ 'group', 'option' ],
allowedAttrs: [ 'aria-multiselectable', 'aria-readonly', 'aria-required', 'aria-activedescendant', 'aria-expanded', 'aria-orientation' ],
superclassRole: [ 'select' ],
accessibleNameRequired: true
},
listitem: {
type: 'structure',
requiredContext: [ 'list' ],
allowedAttrs: [ 'aria-level', 'aria-posinset', 'aria-setsize', 'aria-expanded' ],
superclassRole: [ 'section' ],
nameFromContent: true
},
log: {
type: 'widget',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ]
},
main: {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
marquee: {
type: 'widget',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ]
},
math: {
type: 'structure',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ],
childrenPresentational: true
},
menu: {
type: 'composite',
requiredOwned: [ 'group', 'menuitemradio', 'menuitem', 'menuitemcheckbox', 'menu', 'separator' ],
allowedAttrs: [ 'aria-activedescendant', 'aria-expanded', 'aria-orientation' ],
superclassRole: [ 'select' ]
},
menubar: {
type: 'composite',
requiredOwned: [ 'group', 'menuitemradio', 'menuitem', 'menuitemcheckbox', 'menu', 'separator' ],
allowedAttrs: [ 'aria-activedescendant', 'aria-expanded', 'aria-orientation' ],
superclassRole: [ 'menu' ]
},
menuitem: {
type: 'widget',
requiredContext: [ 'menu', 'menubar', 'group' ],
allowedAttrs: [ 'aria-posinset', 'aria-setsize', 'aria-expanded' ],
superclassRole: [ 'command' ],
accessibleNameRequired: true,
nameFromContent: true
},
menuitemcheckbox: {
type: 'widget',
requiredContext: [ 'menu', 'menubar', 'group' ],
requiredAttrs: [ 'aria-checked' ],
allowedAttrs: [ 'aria-posinset', 'aria-readonly', 'aria-setsize' ],
superclassRole: [ 'checkbox', 'menuitem' ],
accessibleNameRequired: true,
nameFromContent: true,
childrenPresentational: true
},
menuitemradio: {
type: 'widget',
requiredContext: [ 'menu', 'menubar', 'group' ],
requiredAttrs: [ 'aria-checked' ],
allowedAttrs: [ 'aria-posinset', 'aria-readonly', 'aria-setsize' ],
superclassRole: [ 'menuitemcheckbox', 'radio' ],
accessibleNameRequired: true,
nameFromContent: true,
childrenPresentational: true
},
meter: {
type: 'structure',
requiredAttrs: [ 'aria-valuenow' ],
allowedAttrs: [ 'aria-valuemax', 'aria-valuemin', 'aria-valuetext' ],
superclassRole: [ 'range' ],
accessibleNameRequired: true,
childrenPresentational: true
},
mark: {
type: 'structure',
superclassRole: [ 'section' ],
prohibitedAttrs: [ 'aria-label', 'aria-labelledby' ]
},
navigation: {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
none: {
type: 'structure',
superclassRole: [ 'structure' ],
prohibitedAttrs: [ 'aria-label', 'aria-labelledby' ]
},
note: {
type: 'structure',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ]
},
option: {
type: 'widget',
requiredContext: [ 'group', 'listbox' ],
allowedAttrs: [ 'aria-selected', 'aria-checked', 'aria-posinset', 'aria-setsize' ],
superclassRole: [ 'input' ],
accessibleNameRequired: true,
nameFromContent: true,
childrenPresentational: true
},
paragraph: {
type: 'structure',
superclassRole: [ 'section' ],
prohibitedAttrs: [ 'aria-label', 'aria-labelledby' ]
},
presentation: {
type: 'structure',
superclassRole: [ 'structure' ],
prohibitedAttrs: [ 'aria-label', 'aria-labelledby' ]
},
progressbar: {
type: 'widget',
allowedAttrs: [ 'aria-expanded', 'aria-valuemax', 'aria-valuemin', 'aria-valuenow', 'aria-valuetext' ],
superclassRole: [ 'range' ],
accessibleNameRequired: true,
childrenPresentational: true
},
radio: {
type: 'widget',
requiredAttrs: [ 'aria-checked' ],
allowedAttrs: [ 'aria-posinset', 'aria-setsize', 'aria-required' ],
superclassRole: [ 'input' ],
accessibleNameRequired: true,
nameFromContent: true,
childrenPresentational: true
},
radiogroup: {
type: 'composite',
allowedAttrs: [ 'aria-readonly', 'aria-required', 'aria-activedescendant', 'aria-expanded', 'aria-orientation' ],
superclassRole: [ 'select' ],
accessibleNameRequired: false
},
range: {
type: 'abstract',
superclassRole: [ 'widget' ]
},
region: {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ],
accessibleNameRequired: false
},
roletype: {
type: 'abstract',
superclassRole: []
},
row: {
type: 'structure',
requiredContext: [ 'grid', 'rowgroup', 'table', 'treegrid' ],
requiredOwned: [ 'cell', 'columnheader', 'gridcell', 'rowheader' ],
allowedAttrs: [ 'aria-colindex', 'aria-level', 'aria-rowindex', 'aria-selected', 'aria-activedescendant', 'aria-expanded', 'aria-posinset', 'aria-setsize' ],
superclassRole: [ 'group', 'widget' ],
nameFromContent: true
},
rowgroup: {
type: 'structure',
requiredContext: [ 'grid', 'table', 'treegrid' ],
requiredOwned: [ 'row' ],
superclassRole: [ 'structure' ],
nameFromContent: true
},
rowheader: {
type: 'structure',
requiredContext: [ 'row' ],
allowedAttrs: [ 'aria-sort', 'aria-colindex', 'aria-colspan', 'aria-expanded', 'aria-readonly', 'aria-required', 'aria-rowindex', 'aria-rowspan', 'aria-selected' ],
superclassRole: [ 'cell', 'gridcell', 'sectionhead' ],
accessibleNameRequired: false,
nameFromContent: true
},
scrollbar: {
type: 'widget',
requiredAttrs: [ 'aria-valuenow' ],
allowedAttrs: [ 'aria-controls', 'aria-orientation', 'aria-valuemax', 'aria-valuemin', 'aria-valuetext' ],
superclassRole: [ 'range' ],
childrenPresentational: true
},
search: {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
searchbox: {
type: 'widget',
allowedAttrs: [ 'aria-activedescendant', 'aria-autocomplete', 'aria-multiline', 'aria-placeholder', 'aria-readonly', 'aria-required' ],
superclassRole: [ 'textbox' ],
accessibleNameRequired: true
},
section: {
type: 'abstract',
superclassRole: [ 'structure' ],
nameFromContent: true
},
sectionhead: {
type: 'abstract',
superclassRole: [ 'structure' ],
nameFromContent: true
},
select: {
type: 'abstract',
superclassRole: [ 'composite', 'group' ]
},
separator: {
type: 'structure',
requiredAttrs: [ 'aria-valuenow' ],
allowedAttrs: [ 'aria-valuemax', 'aria-valuemin', 'aria-orientation', 'aria-valuetext' ],
superclassRole: [ 'structure', 'widget' ],
childrenPresentational: true
},
slider: {
type: 'widget',
requiredAttrs: [ 'aria-valuenow' ],
allowedAttrs: [ 'aria-valuemax', 'aria-valuemin', 'aria-orientation', 'aria-readonly', 'aria-valuetext' ],
superclassRole: [ 'input', 'range' ],
accessibleNameRequired: true,
childrenPresentational: true
},
spinbutton: {
type: 'widget',
allowedAttrs: [ 'aria-valuemax', 'aria-valuemin', 'aria-readonly', 'aria-required', 'aria-activedescendant', 'aria-valuetext', 'aria-valuenow' ],
superclassRole: [ 'composite', 'input', 'range' ],
accessibleNameRequired: true
},
status: {
type: 'widget',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ]
},
strong: {
type: 'structure',
superclassRole: [ 'section' ],
prohibitedAttrs: [ 'aria-label', 'aria-labelledby' ]
},
structure: {
type: 'abstract',
superclassRole: [ 'roletype' ]
},
subscript: {
type: 'structure',
superclassRole: [ 'section' ],
prohibitedAttrs: [ 'aria-label', 'aria-labelledby' ]
},
superscript: {
type: 'structure',
superclassRole: [ 'section' ],
prohibitedAttrs: [ 'aria-label', 'aria-labelledby' ]
},
switch: {
type: 'widget',
requiredAttrs: [ 'aria-checked' ],
allowedAttrs: [ 'aria-readonly' ],
superclassRole: [ 'checkbox' ],
accessibleNameRequired: true,
nameFromContent: true,
childrenPresentational: true
},
suggestion: {
type: 'structure',
requiredOwned: [ 'insertion', 'deletion' ],
superclassRole: [ 'section' ],
prohibitedAttrs: [ 'aria-label', 'aria-labelledby' ]
},
tab: {
type: 'widget',
requiredContext: [ 'tablist' ],
allowedAttrs: [ 'aria-posinset', 'aria-selected', 'aria-setsize', 'aria-expanded' ],
superclassRole: [ 'sectionhead', 'widget' ],
nameFromContent: true,
childrenPresentational: true
},
table: {
type: 'structure',
requiredOwned: [ 'rowgroup', 'row' ],
allowedAttrs: [ 'aria-colcount', 'aria-rowcount', 'aria-expanded' ],
superclassRole: [ 'section' ],
accessibleNameRequired: false,
nameFromContent: true
},
tablist: {
type: 'composite',
requiredOwned: [ 'tab' ],
allowedAttrs: [ 'aria-level', 'aria-multiselectable', 'aria-orientation', 'aria-activedescendant', 'aria-expanded' ],
superclassRole: [ 'composite' ]
},
tabpanel: {
type: 'widget',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ],
accessibleNameRequired: false
},
term: {
type: 'structure',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ],
nameFromContent: true
},
text: {
type: 'structure',
superclassRole: [ 'section' ],
nameFromContent: true
},
textbox: {
type: 'widget',
allowedAttrs: [ 'aria-activedescendant', 'aria-autocomplete', 'aria-multiline', 'aria-placeholder', 'aria-readonly', 'aria-required' ],
superclassRole: [ 'input' ],
accessibleNameRequired: true
},
time: {
type: 'structure',
superclassRole: [ 'section' ]
},
timer: {
type: 'widget',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'status' ]
},
toolbar: {
type: 'structure',
allowedAttrs: [ 'aria-orientation', 'aria-activedescendant', 'aria-expanded' ],
superclassRole: [ 'group' ],
accessibleNameRequired: true
},
tooltip: {
type: 'structure',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ],
nameFromContent: true
},
tree: {
type: 'composite',
requiredOwned: [ 'group', 'treeitem' ],
allowedAttrs: [ 'aria-multiselectable', 'aria-required', 'aria-activedescendant', 'aria-expanded', 'aria-orientation' ],
superclassRole: [ 'select' ],
accessibleNameRequired: false
},
treegrid: {
type: 'composite',
requiredOwned: [ 'rowgroup', 'row' ],
allowedAttrs: [ 'aria-activedescendant', 'aria-colcount', 'aria-expanded', 'aria-level', 'aria-multiselectable', 'aria-orientation', 'aria-readonly', 'aria-required', 'aria-rowcount' ],
superclassRole: [ 'grid', 'tree' ],
accessibleNameRequired: false
},
treeitem: {
type: 'widget',
requiredContext: [ 'group', 'tree' ],
allowedAttrs: [ 'aria-checked', 'aria-expanded', 'aria-level', 'aria-posinset', 'aria-selected', 'aria-setsize' ],
superclassRole: [ 'listitem', 'option' ],
accessibleNameRequired: true,
nameFromContent: true
},
widget: {
type: 'abstract',
superclassRole: [ 'roletype' ]
},
window: {
type: 'abstract',
superclassRole: [ 'roletype' ]
}
};
var aria_roles_default = ariaRoles;
var dpubRoles = {
'doc-abstract': {
type: 'section',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ]
},
'doc-acknowledgments': {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
'doc-afterword': {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
'doc-appendix': {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
'doc-backlink': {
type: 'link',
allowedAttrs: [ 'aria-expanded' ],
nameFromContent: true,
superclassRole: [ 'link' ]
},
'doc-biblioentry': {
type: 'listitem',
allowedAttrs: [ 'aria-expanded', 'aria-level', 'aria-posinset', 'aria-setsize' ],
superclassRole: [ 'listitem' ],
deprecated: true
},
'doc-bibliography': {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
'doc-biblioref': {
type: 'link',
allowedAttrs: [ 'aria-expanded' ],
nameFromContent: true,
superclassRole: [ 'link' ]
},
'doc-chapter': {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
'doc-colophon': {
type: 'section',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ]
},
'doc-conclusion': {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
'doc-cover': {
type: 'img',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'img' ]
},
'doc-credit': {
type: 'section',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ]
},
'doc-credits': {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
'doc-dedication': {
type: 'section',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ]
},
'doc-endnote': {
type: 'listitem',
allowedAttrs: [ 'aria-expanded', 'aria-level', 'aria-posinset', 'aria-setsize' ],
superclassRole: [ 'listitem' ],
deprecated: true
},
'doc-endnotes': {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
'doc-epigraph': {
type: 'section',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ]
},
'doc-epilogue': {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
'doc-errata': {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
'doc-example': {
type: 'section',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ]
},
'doc-footnote': {
type: 'section',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ]
},
'doc-foreword': {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
'doc-glossary': {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
'doc-glossref': {
type: 'link',
allowedAttrs: [ 'aria-expanded' ],
nameFromContent: true,
superclassRole: [ 'link' ]
},
'doc-index': {
type: 'navigation',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'navigation' ]
},
'doc-introduction': {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
'doc-noteref': {
type: 'link',
allowedAttrs: [ 'aria-expanded' ],
nameFromContent: true,
superclassRole: [ 'link' ]
},
'doc-notice': {
type: 'note',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'note' ]
},
'doc-pagebreak': {
type: 'separator',
allowedAttrs: [ 'aria-expanded', 'aria-orientation' ],
superclassRole: [ 'separator' ],
childrenPresentational: true
},
'doc-pagelist': {
type: 'navigation',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'navigation' ]
},
'doc-part': {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
'doc-preface': {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
'doc-prologue': {
type: 'landmark',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'landmark' ]
},
'doc-pullquote': {
type: 'none',
superclassRole: [ 'none' ]
},
'doc-qna': {
type: 'section',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'section' ]
},
'doc-subtitle': {
type: 'sectionhead',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'sectionhead' ]
},
'doc-tip': {
type: 'note',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'note' ]
},
'doc-toc': {
type: 'navigation',
allowedAttrs: [ 'aria-expanded' ],
superclassRole: [ 'navigation' ]
}
};
var dpub_roles_default = dpubRoles;
var graphicsRoles = {
'graphics-document': {
type: 'structure',
superclassRole: [ 'document' ],
accessibleNameRequired: true
},
'graphics-object': {
type: 'structure',
superclassRole: [ 'group' ],
nameFromContent: true
},
'graphics-symbol': {
type: 'structure',
superclassRole: [ 'img' ],
accessibleNameRequired: true,
childrenPresentational: true
}
};
var graphics_roles_default = graphicsRoles;
var htmlElms = {
a: {
variant: {
href: {
matches: '[href]',
contentTypes: [ 'interactive', 'phrasing', 'flow' ],
allowedRoles: [ 'button', 'checkbox', 'menuitem', 'menuitemcheckbox', 'menuitemradio', 'option', 'radio', 'switch', 'tab', 'treeitem', 'doc-backlink', 'doc-biblioref', 'doc-glossref', 'doc-noteref' ],
namingMethods: [ 'subtreeText' ]
},
default: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
}
}
},
abbr: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
address: {
contentTypes: [ 'flow' ],
allowedRoles: true
},
area: {
variant: {
href: {
matches: '[href]',
allowedRoles: false
},
default: {
allowedRoles: [ 'button', 'link' ]
}
},
contentTypes: [ 'phrasing', 'flow' ],
namingMethods: [ 'altText' ]
},
article: {
contentTypes: [ 'sectioning', 'flow' ],
allowedRoles: [ 'feed', 'presentation', 'none', 'document', 'application', 'main', 'region' ],
shadowRoot: true
},
aside: {
contentTypes: [ 'sectioning', 'flow' ],
allowedRoles: [ 'feed', 'note', 'presentation', 'none', 'region', 'search', 'doc-dedication', 'doc-example', 'doc-footnote', 'doc-pullquote', 'doc-tip' ]
},
audio: {
variant: {
controls: {
matches: '[controls]',
contentTypes: [ 'interactive', 'embedded', 'phrasing', 'flow' ]
},
default: {
contentTypes: [ 'embedded', 'phrasing', 'flow' ]
}
},
allowedRoles: [ 'application' ],
chromiumRole: 'Audio'
},
b: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
base: {
allowedRoles: false,
noAriaAttrs: true
},
bdi: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
bdo: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
blockquote: {
contentTypes: [ 'flow' ],
allowedRoles: true,
shadowRoot: true
},
body: {
allowedRoles: false,
shadowRoot: true
},
br: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: [ 'presentation', 'none' ],
namingMethods: [ 'titleText', 'singleSpace' ]
},
button: {
contentTypes: [ 'interactive', 'phrasing', 'flow' ],
allowedRoles: [ 'checkbox', 'combobox', 'link', 'menuitem', 'menuitemcheckbox', 'menuitemradio', 'option', 'radio', 'switch', 'tab' ],
namingMethods: [ 'subtreeText' ]
},
canvas: {
allowedRoles: true,
contentTypes: [ 'embedded', 'phrasing', 'flow' ],
chromiumRole: 'Canvas'
},
caption: {
allowedRoles: false
},
cite: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
code: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
col: {
allowedRoles: false,
noAriaAttrs: true
},
colgroup: {
allowedRoles: false,
noAriaAttrs: true
},
data: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
datalist: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: false,
implicitAttrs: {
'aria-multiselectable': 'false'
}
},
dd: {
allowedRoles: false
},
del: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
dfn: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
details: {
contentTypes: [ 'interactive', 'flow' ],
allowedRoles: false
},
dialog: {
contentTypes: [ 'flow' ],
allowedRoles: [ 'alertdialog' ]
},
div: {
contentTypes: [ 'flow' ],
allowedRoles: true,
shadowRoot: true
},
dl: {
contentTypes: [ 'flow' ],
allowedRoles: [ 'group', 'list', 'presentation', 'none' ],
chromiumRole: 'DescriptionList'
},
dt: {
allowedRoles: [ 'listitem' ]
},
em: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
embed: {
contentTypes: [ 'interactive', 'embedded', 'phrasing', 'flow' ],
allowedRoles: [ 'application', 'document', 'img', 'presentation', 'none' ],
chromiumRole: 'EmbeddedObject'
},
fieldset: {
contentTypes: [ 'flow' ],
allowedRoles: [ 'none', 'presentation', 'radiogroup' ],
namingMethods: [ 'fieldsetLegendText' ]
},
figcaption: {
allowedRoles: [ 'group', 'none', 'presentation' ]
},
figure: {
contentTypes: [ 'flow' ],
allowedRoles: true,
namingMethods: [ 'figureText', 'titleText' ]
},
footer: {
contentTypes: [ 'flow' ],
allowedRoles: [ 'group', 'none', 'presentation', 'doc-footnote' ],
shadowRoot: true
},
form: {
contentTypes: [ 'flow' ],
allowedRoles: [ 'search', 'none', 'presentation' ]
},
h1: {
contentTypes: [ 'heading', 'flow' ],
allowedRoles: [ 'none', 'presentation', 'tab', 'doc-subtitle' ],
shadowRoot: true,
implicitAttrs: {
'aria-level': '1'
}
},
h2: {
contentTypes: [ 'heading', 'flow' ],
allowedRoles: [ 'none', 'presentation', 'tab', 'doc-subtitle' ],
shadowRoot: true,
implicitAttrs: {
'aria-level': '2'
}
},
h3: {
contentTypes: [ 'heading', 'flow' ],
allowedRoles: [ 'none', 'presentation', 'tab', 'doc-subtitle' ],
shadowRoot: true,
implicitAttrs: {
'aria-level': '3'
}
},
h4: {
contentTypes: [ 'heading', 'flow' ],
allowedRoles: [ 'none', 'presentation', 'tab', 'doc-subtitle' ],
shadowRoot: true,
implicitAttrs: {
'aria-level': '4'
}
},
h5: {
contentTypes: [ 'heading', 'flow' ],
allowedRoles: [ 'none', 'presentation', 'tab', 'doc-subtitle' ],
shadowRoot: true,
implicitAttrs: {
'aria-level': '5'
}
},
h6: {
contentTypes: [ 'heading', 'flow' ],
allowedRoles: [ 'none', 'presentation', 'tab', 'doc-subtitle' ],
shadowRoot: true,
implicitAttrs: {
'aria-level': '6'
}
},
head: {
allowedRoles: false,
noAriaAttrs: true
},
header: {
contentTypes: [ 'flow' ],
allowedRoles: [ 'group', 'none', 'presentation', 'doc-footnote' ],
shadowRoot: true
},
hgroup: {
contentTypes: [ 'heading', 'flow' ],
allowedRoles: true
},
hr: {
contentTypes: [ 'flow' ],
allowedRoles: [ 'none', 'presentation', 'doc-pagebreak' ],
namingMethods: [ 'titleText', 'singleSpace' ]
},
html: {
allowedRoles: false,
noAriaAttrs: true
},
i: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
iframe: {
contentTypes: [ 'interactive', 'embedded', 'phrasing', 'flow' ],
allowedRoles: [ 'application', 'document', 'img', 'none', 'presentation' ],
chromiumRole: 'Iframe'
},
img: {
variant: {
nonEmptyAlt: {
matches: [ {
attributes: {
alt: '/.+/'
}
}, {
hasAccessibleName: true
} ],
allowedRoles: [ 'button', 'checkbox', 'link', 'menuitem', 'menuitemcheckbox', 'menuitemradio', 'option', 'progressbar', 'radio', 'scrollbar', 'separator', 'slider', 'switch', 'tab', 'treeitem', 'doc-cover' ]
},
usemap: {
matches: '[usemap]',
contentTypes: [ 'interactive', 'embedded', 'flow' ]
},
default: {
allowedRoles: [ 'presentation', 'none' ],
contentTypes: [ 'embedded', 'flow' ]
}
},
namingMethods: [ 'altText' ]
},
input: {
variant: {
button: {
matches: {
properties: {
type: 'button'
}
},
allowedRoles: [ 'checkbox', 'combobox', 'link', 'menuitem', 'menuitemcheckbox', 'menuitemradio', 'option', 'radio', 'switch', 'tab' ]
},
buttonType: {
matches: {
properties: {
type: [ 'button', 'submit', 'reset' ]
}
},
namingMethods: [ 'valueText', 'titleText', 'buttonDefaultText' ]
},
checkboxPressed: {
matches: {
properties: {
type: 'checkbox'
},
attributes: {
'aria-pressed': '/.*/'
}
},
allowedRoles: [ 'button', 'menuitemcheckbox', 'option', 'switch' ],
implicitAttrs: {
'aria-checked': 'false'
}
},
checkbox: {
matches: {
properties: {
type: 'checkbox'
},
attributes: {
'aria-pressed': null
}
},
allowedRoles: [ 'menuitemcheckbox', 'option', 'switch' ],
implicitAttrs: {
'aria-checked': 'false'
}
},
noRoles: {
matches: {
properties: {
type: [ 'color', 'date', 'datetime-local', 'file', 'month', 'number', 'password', 'range', 'reset', 'submit', 'time', 'week' ]
}
},
allowedRoles: false
},
hidden: {
matches: {
properties: {
type: 'hidden'
}
},
contentTypes: [ 'flow' ],
allowedRoles: false,
noAriaAttrs: true
},
image: {
matches: {
properties: {
type: 'image'
}
},
allowedRoles: [ 'link', 'menuitem', 'menuitemcheckbox', 'menuitemradio', 'radio', 'switch' ],
namingMethods: [ 'altText', 'valueText', 'labelText', 'titleText', 'buttonDefaultText' ]
},
radio: {
matches: {
properties: {
type: 'radio'
}
},
allowedRoles: [ 'menuitemradio' ],
implicitAttrs: {
'aria-checked': 'false'
}
},
textWithList: {
matches: {
properties: {
type: 'text'
},
attributes: {
list: '/.*/'
}
},
allowedRoles: false
},
default: {
contentTypes: [ 'interactive', 'flow' ],
allowedRoles: [ 'combobox', 'searchbox', 'spinbutton' ],
implicitAttrs: {
'aria-valuenow': ''
},
namingMethods: [ 'labelText', 'placeholderText' ]
}
}
},
ins: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
kbd: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
label: {
contentTypes: [ 'interactive', 'phrasing', 'flow' ],
allowedRoles: false,
chromiumRole: 'Label'
},
legend: {
allowedRoles: false
},
li: {
allowedRoles: [ 'menuitem', 'menuitemcheckbox', 'menuitemradio', 'option', 'none', 'presentation', 'radio', 'separator', 'tab', 'treeitem', 'doc-biblioentry', 'doc-endnote' ],
implicitAttrs: {
'aria-setsize': '1',
'aria-posinset': '1'
}
},
link: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: false,
noAriaAttrs: true
},
main: {
contentTypes: [ 'flow' ],
allowedRoles: false,
shadowRoot: true
},
map: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: false,
noAriaAttrs: true
},
math: {
contentTypes: [ 'embedded', 'phrasing', 'flow' ],
allowedRoles: false
},
mark: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
menu: {
contentTypes: [ 'flow' ],
allowedRoles: [ 'directory', 'group', 'listbox', 'menu', 'menubar', 'none', 'presentation', 'radiogroup', 'tablist', 'toolbar', 'tree' ]
},
meta: {
variant: {
itemprop: {
matches: '[itemprop]',
contentTypes: [ 'phrasing', 'flow' ]
}
},
allowedRoles: false,
noAriaAttrs: true
},
meter: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: false,
chromiumRole: 'progressbar'
},
nav: {
contentTypes: [ 'sectioning', 'flow' ],
allowedRoles: [ 'doc-index', 'doc-pagelist', 'doc-toc', 'menu', 'menubar', 'none', 'presentation', 'tablist' ],
shadowRoot: true
},
noscript: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: false,
noAriaAttrs: true
},
object: {
variant: {
usemap: {
matches: '[usemap]',
contentTypes: [ 'interactive', 'embedded', 'phrasing', 'flow' ]
},
default: {
contentTypes: [ 'embedded', 'phrasing', 'flow' ]
}
},
allowedRoles: [ 'application', 'document', 'img' ],
chromiumRole: 'PluginObject'
},
ol: {
contentTypes: [ 'flow' ],
allowedRoles: [ 'directory', 'group', 'listbox', 'menu', 'menubar', 'none', 'presentation', 'radiogroup', 'tablist', 'toolbar', 'tree' ]
},
optgroup: {
allowedRoles: false
},
option: {
allowedRoles: false,
implicitAttrs: {
'aria-selected': 'false'
}
},
output: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true,
namingMethods: [ 'subtreeText' ]
},
p: {
contentTypes: [ 'flow' ],
allowedRoles: true,
shadowRoot: true
},
param: {
allowedRoles: false,
noAriaAttrs: true
},
picture: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: false,
noAriaAttrs: true
},
pre: {
contentTypes: [ 'flow' ],
allowedRoles: true
},
progress: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: false,
implicitAttrs: {
'aria-valuemax': '100',
'aria-valuemin': '0',
'aria-valuenow': '0'
}
},
q: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
rp: {
allowedRoles: true
},
rt: {
allowedRoles: true
},
ruby: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
s: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
samp: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
script: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: false,
noAriaAttrs: true
},
section: {
contentTypes: [ 'sectioning', 'flow' ],
allowedRoles: [ 'alert', 'alertdialog', 'application', 'banner', 'complementary', 'contentinfo', 'dialog', 'document', 'feed', 'group', 'log', 'main', 'marquee', 'navigation', 'none', 'note', 'presentation', 'search', 'status', 'tabpanel', 'doc-abstract', 'doc-acknowledgments', 'doc-afterword', 'doc-appendix', 'doc-bibliography', 'doc-chapter', 'doc-colophon', 'doc-conclusion', 'doc-credit', 'doc-credits', 'doc-dedication', 'doc-endnotes', 'doc-epigraph', 'doc-epilogue', 'doc-errata', 'doc-example', 'doc-foreword', 'doc-glossary', 'doc-index', 'doc-introduction', 'doc-notice', 'doc-pagelist', 'doc-part', 'doc-preface', 'doc-prologue', 'doc-pullquote', 'doc-qna', 'doc-toc' ],
shadowRoot: true
},
select: {
variant: {
combobox: {
matches: {
attributes: {
multiple: null,
size: [ null, '1' ]
}
},
allowedRoles: [ 'menu' ]
},
default: {
allowedRoles: false
}
},
contentTypes: [ 'interactive', 'phrasing', 'flow' ],
implicitAttrs: {
'aria-valuenow': ''
},
namingMethods: [ 'labelText' ]
},
slot: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: false,
noAriaAttrs: true
},
small: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
source: {
allowedRoles: false,
noAriaAttrs: true
},
span: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true,
shadowRoot: true
},
strong: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
style: {
allowedRoles: false,
noAriaAttrs: true
},
svg: {
contentTypes: [ 'embedded', 'phrasing', 'flow' ],
allowedRoles: true,
chromiumRole: 'SVGRoot',
namingMethods: [ 'svgTitleText' ]
},
sub: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
summary: {
allowedRoles: false,
namingMethods: [ 'subtreeText' ]
},
sup: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
table: {
contentTypes: [ 'flow' ],
allowedRoles: true,
namingMethods: [ 'tableCaptionText', 'tableSummaryText' ]
},
tbody: {
allowedRoles: true
},
template: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: false,
noAriaAttrs: true
},
textarea: {
contentTypes: [ 'interactive', 'phrasing', 'flow' ],
allowedRoles: false,
implicitAttrs: {
'aria-valuenow': '',
'aria-multiline': 'true'
},
namingMethods: [ 'labelText', 'placeholderText' ]
},
tfoot: {
allowedRoles: true
},
thead: {
allowedRoles: true
},
time: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
title: {
allowedRoles: false,
noAriaAttrs: true
},
td: {
allowedRoles: true
},
th: {
allowedRoles: true
},
tr: {
allowedRoles: true
},
track: {
allowedRoles: false,
noAriaAttrs: true
},
u: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
ul: {
contentTypes: [ 'flow' ],
allowedRoles: [ 'directory', 'group', 'listbox', 'menu', 'menubar', 'none', 'presentation', 'radiogroup', 'tablist', 'toolbar', 'tree' ]
},
var: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: true
},
video: {
variant: {
controls: {
matches: '[controls]',
contentTypes: [ 'interactive', 'embedded', 'phrasing', 'flow' ]
},
default: {
contentTypes: [ 'embedded', 'phrasing', 'flow' ]
}
},
allowedRoles: [ 'application' ],
chromiumRole: 'video'
},
wbr: {
contentTypes: [ 'phrasing', 'flow' ],
allowedRoles: [ 'presentation', 'none' ]
}
};
var html_elms_default = htmlElms;
var cssColors = {
aliceblue: [ 240, 248, 255 ],
antiquewhite: [ 250, 235, 215 ],
aqua: [ 0, 255, 255 ],
aquamarine: [ 127, 255, 212 ],
azure: [ 240, 255, 255 ],
beige: [ 245, 245, 220 ],
bisque: [ 255, 228, 196 ],
black: [ 0, 0, 0 ],
blanchedalmond: [ 255, 235, 205 ],
blue: [ 0, 0, 255 ],
blueviolet: [ 138, 43, 226 ],
brown: [ 165, 42, 42 ],
burlywood: [ 222, 184, 135 ],
cadetblue: [ 95, 158, 160 ],
chartreuse: [ 127, 255, 0 ],
chocolate: [ 210, 105, 30 ],
coral: [ 255, 127, 80 ],
cornflowerblue: [ 100, 149, 237 ],
cornsilk: [ 255, 248, 220 ],
crimson: [ 220, 20, 60 ],
cyan: [ 0, 255, 255 ],
darkblue: [ 0, 0, 139 ],
darkcyan: [ 0, 139, 139 ],
darkgoldenrod: [ 184, 134, 11 ],
darkgray: [ 169, 169, 169 ],
darkgreen: [ 0, 100, 0 ],
darkgrey: [ 169, 169, 169 ],
darkkhaki: [ 189, 183, 107 ],
darkmagenta: [ 139, 0, 139 ],
darkolivegreen: [ 85, 107, 47 ],
darkorange: [ 255, 140, 0 ],
darkorchid: [ 153, 50, 204 ],
darkred: [ 139, 0, 0 ],
darksalmon: [ 233, 150, 122 ],
darkseagreen: [ 143, 188, 143 ],
darkslateblue: [ 72, 61, 139 ],
darkslategray: [ 47, 79, 79 ],
darkslategrey: [ 47, 79, 79 ],
darkturquoise: [ 0, 206, 209 ],
darkviolet: [ 148, 0, 211 ],
deeppink: [ 255, 20, 147 ],
deepskyblue: [ 0, 191, 255 ],
dimgray: [ 105, 105, 105 ],
dimgrey: [ 105, 105, 105 ],
dodgerblue: [ 30, 144, 255 ],
firebrick: [ 178, 34, 34 ],
floralwhite: [ 255, 250, 240 ],
forestgreen: [ 34, 139, 34 ],
fuchsia: [ 255, 0, 255 ],
gainsboro: [ 220, 220, 220 ],
ghostwhite: [ 248, 248, 255 ],
gold: [ 255, 215, 0 ],
goldenrod: [ 218, 165, 32 ],
gray: [ 128, 128, 128 ],
green: [ 0, 128, 0 ],
greenyellow: [ 173, 255, 47 ],
grey: [ 128, 128, 128 ],
honeydew: [ 240, 255, 240 ],
hotpink: [ 255, 105, 180 ],
indianred: [ 205, 92, 92 ],
indigo: [ 75, 0, 130 ],
ivory: [ 255, 255, 240 ],
khaki: [ 240, 230, 140 ],
lavender: [ 230, 230, 250 ],
lavenderblush: [ 255, 240, 245 ],
lawngreen: [ 124, 252, 0 ],
lemonchiffon: [ 255, 250, 205 ],
lightblue: [ 173, 216, 230 ],
lightcoral: [ 240, 128, 128 ],
lightcyan: [ 224, 255, 255 ],
lightgoldenrodyellow: [ 250, 250, 210 ],
lightgray: [ 211, 211, 211 ],
lightgreen: [ 144, 238, 144 ],
lightgrey: [ 211, 211, 211 ],
lightpink: [ 255, 182, 193 ],
lightsalmon: [ 255, 160, 122 ],
lightseagreen: [ 32, 178, 170 ],
lightskyblue: [ 135, 206, 250 ],
lightslategray: [ 119, 136, 153 ],
lightslategrey: [ 119, 136, 153 ],
lightsteelblue: [ 176, 196, 222 ],
lightyellow: [ 255, 255, 224 ],
lime: [ 0, 255, 0 ],
limegreen: [ 50, 205, 50 ],
linen: [ 250, 240, 230 ],
magenta: [ 255, 0, 255 ],
maroon: [ 128, 0, 0 ],
mediumaquamarine: [ 102, 205, 170 ],
mediumblue: [ 0, 0, 205 ],
mediumorchid: [ 186, 85, 211 ],
mediumpurple: [ 147, 112, 219 ],
mediumseagreen: [ 60, 179, 113 ],
mediumslateblue: [ 123, 104, 238 ],
mediumspringgreen: [ 0, 250, 154 ],
mediumturquoise: [ 72, 209, 204 ],
mediumvioletred: [ 199, 21, 133 ],
midnightblue: [ 25, 25, 112 ],
mintcream: [ 245, 255, 250 ],
mistyrose: [ 255, 228, 225 ],
moccasin: [ 255, 228, 181 ],
navajowhite: [ 255, 222, 173 ],
navy: [ 0, 0, 128 ],
oldlace: [ 253, 245, 230 ],
olive: [ 128, 128, 0 ],
olivedrab: [ 107, 142, 35 ],
orange: [ 255, 165, 0 ],
orangered: [ 255, 69, 0 ],
orchid: [ 218, 112, 214 ],
palegoldenrod: [ 238, 232, 170 ],
palegreen: [ 152, 251, 152 ],
paleturquoise: [ 175, 238, 238 ],
palevioletred: [ 219, 112, 147 ],
papayawhip: [ 255, 239, 213 ],
peachpuff: [ 255, 218, 185 ],
peru: [ 205, 133, 63 ],
pink: [ 255, 192, 203 ],
plum: [ 221, 160, 221 ],
powderblue: [ 176, 224, 230 ],
purple: [ 128, 0, 128 ],
rebeccapurple: [ 102, 51, 153 ],
red: [ 255, 0, 0 ],
rosybrown: [ 188, 143, 143 ],
royalblue: [ 65, 105, 225 ],
saddlebrown: [ 139, 69, 19 ],
salmon: [ 250, 128, 114 ],
sandybrown: [ 244, 164, 96 ],
seagreen: [ 46, 139, 87 ],
seashell: [ 255, 245, 238 ],
sienna: [ 160, 82, 45 ],
silver: [ 192, 192, 192 ],
skyblue: [ 135, 206, 235 ],
slateblue: [ 106, 90, 205 ],
slategray: [ 112, 128, 144 ],
slategrey: [ 112, 128, 144 ],
snow: [ 255, 250, 250 ],
springgreen: [ 0, 255, 127 ],
steelblue: [ 70, 130, 180 ],
tan: [ 210, 180, 140 ],
teal: [ 0, 128, 128 ],
thistle: [ 216, 191, 216 ],
tomato: [ 255, 99, 71 ],
turquoise: [ 64, 224, 208 ],
violet: [ 238, 130, 238 ],
wheat: [ 245, 222, 179 ],
white: [ 255, 255, 255 ],
whitesmoke: [ 245, 245, 245 ],
yellow: [ 255, 255, 0 ],
yellowgreen: [ 154, 205, 50 ]
};
var css_colors_default = cssColors;
var originals = {
ariaAttrs: aria_attrs_default,
ariaRoles: _extends({}, aria_roles_default, dpub_roles_default, graphics_roles_default),
htmlElms: html_elms_default,
cssColors: css_colors_default
};
var standards = _extends({}, originals);
function configureStandards(config) {
Object.keys(standards).forEach(function(propName) {
if (config[propName]) {
standards[propName] = deep_merge_default(standards[propName], config[propName]);
}
});
}
function resetStandards() {
Object.keys(standards).forEach(function(propName) {
standards[propName] = originals[propName];
});
}
var standards_default = standards;
function isUnsupportedRole(role) {
var roleDefinition = standards_default.ariaRoles[role];
return roleDefinition ? !!roleDefinition.unsupported : false;
}
var is_unsupported_role_default = isUnsupportedRole;
function isValidRole(role) {
var _ref23 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, allowAbstract = _ref23.allowAbstract, _ref23$flagUnsupporte = _ref23.flagUnsupported, flagUnsupported = _ref23$flagUnsupporte === void 0 ? false : _ref23$flagUnsupporte;
var roleDefinition = standards_default.ariaRoles[role];
var isRoleUnsupported = is_unsupported_role_default(role);
if (!roleDefinition || flagUnsupported && isRoleUnsupported) {
return false;
}
return allowAbstract ? true : roleDefinition.type !== 'abstract';
}
var is_valid_role_default = isValidRole;
function getExplicitRole(vNode) {
var _ref24 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, fallback = _ref24.fallback, abstracts = _ref24.abstracts, dpub = _ref24.dpub;
vNode = vNode instanceof abstract_virtual_node_default ? vNode : get_node_from_tree_default(vNode);
if (vNode.props.nodeType !== 1) {
return null;
}
var roleAttr = (vNode.attr('role') || '').trim().toLowerCase();
var roleList = fallback ? token_list_default(roleAttr) : [ roleAttr ];
var firstValidRole = roleList.find(function(role) {
if (!dpub && role.substr(0, 4) === 'doc-') {
return false;
}
return is_valid_role_default(role, {
allowAbstract: abstracts
});
});
return firstValidRole || null;
}
var get_explicit_role_default = getExplicitRole;
function getElementsByContentType(type) {
return Object.keys(standards_default.htmlElms).filter(function(nodeName2) {
var elm = standards_default.htmlElms[nodeName2];
if (elm.contentTypes) {
return elm.contentTypes.includes(type);
}
if (!elm.variant) {
return false;
}
if (elm.variant['default'] && elm.variant['default'].contentTypes) {
return elm.variant['default'].contentTypes.includes(type);
}
return false;
});
}
var get_elements_by_content_type_default = getElementsByContentType;
function getGlobalAriaAttrs() {
return cache_default.get('globalAriaAttrs', function() {
return Object.keys(standards_default.ariaAttrs).filter(function(attrName) {
return standards_default.ariaAttrs[attrName].global;
});
});
}
var get_global_aria_attrs_default = getGlobalAriaAttrs;
function toGrid(node) {
var table = [];
var rows = node.rows;
for (var i = 0, rowLength = rows.length; i < rowLength; i++) {
var cells = rows[i].cells;
table[i] = table[i] || [];
var columnIndex = 0;
for (var j = 0, cellLength = cells.length; j < cellLength; j++) {
for (var colSpan = 0; colSpan < cells[j].colSpan; colSpan++) {
var rowspanAttr = cells[j].getAttribute('rowspan');
var rowspanValue = parseInt(rowspanAttr) === 0 || cells[j].rowspan === 0 ? rows.length : cells[j].rowSpan;
for (var rowSpan = 0; rowSpan < rowspanValue; rowSpan++) {
table[i + rowSpan] = table[i + rowSpan] || [];
while (table[i + rowSpan][columnIndex]) {
columnIndex++;
}
table[i + rowSpan][columnIndex] = cells[j];
}
columnIndex++;
}
}
}
return table;
}
var to_grid_default = memoize_default(toGrid);
function getCellPosition(cell, tableGrid) {
var rowIndex, index;
if (!tableGrid) {
tableGrid = to_grid_default(find_up_default(cell, 'table'));
}
for (rowIndex = 0; rowIndex < tableGrid.length; rowIndex++) {
if (tableGrid[rowIndex]) {
index = tableGrid[rowIndex].indexOf(cell);
if (index !== -1) {
return {
x: index,
y: rowIndex
};
}
}
}
}
var get_cell_position_default = memoize_default(getCellPosition);
function getScope(cell) {
var vNode = cell instanceof abstract_virtual_node_default ? cell : get_node_from_tree_default(cell);
cell = vNode.actualNode;
var scope = vNode.attr('scope');
var role = vNode.attr('role');
if (![ 'td', 'th' ].includes(vNode.props.nodeName)) {
throw new TypeError('Expected TD or TH element');
}
if (role === 'columnheader') {
return 'col';
} else if (role === 'rowheader') {
return 'row';
} else if (scope === 'col' || scope === 'row') {
return scope;
} else if (vNode.props.nodeName !== 'th') {
return false;
} else if (!vNode.actualNode) {
return 'auto';
}
var tableGrid = to_grid_default(find_up_default(cell, 'table'));
var pos = get_cell_position_default(cell, tableGrid);
var headerRow = tableGrid[pos.y].reduce(function(headerRow2, cell2) {
return headerRow2 && cell2.nodeName.toUpperCase() === 'TH';
}, true);
if (headerRow) {
return 'col';
}
var headerCol = tableGrid.map(function(col) {
return col[pos.x];
}).reduce(function(headerCol2, cell2) {
return headerCol2 && cell2 && cell2.nodeName.toUpperCase() === 'TH';
}, true);
if (headerCol) {
return 'row';
}
return 'auto';
}
var get_scope_default = getScope;
function isColumnHeader(element) {
return [ 'col', 'auto' ].indexOf(get_scope_default(element)) !== -1;
}
var is_column_header_default = isColumnHeader;
function isRowHeader(cell) {
return [ 'row', 'auto' ].includes(get_scope_default(cell));
}
var is_row_header_default = isRowHeader;
function sanitize(str) {
if (!str) {
return '';
}
return str.replace(/\r\n/g, '\n').replace(/\u00A0/g, ' ').replace(/[\s]{2,}/g, ' ').trim();
}
var sanitize_default = sanitize;
function isNativelyFocusable(el) {
var vNode = el instanceof abstract_virtual_node_default ? el : get_node_from_tree_default(el);
if (!vNode || focus_disabled_default(vNode)) {
return false;
}
switch (vNode.props.nodeName) {
case 'a':
case 'area':
if (vNode.hasAttr('href')) {
return true;
}
break;
case 'input':
return vNode.props.type !== 'hidden';
case 'textarea':
case 'select':
case 'summary':
case 'button':
return true;
case 'details':
return !query_selector_all_default(vNode, 'summary').length;
}
return false;
}
var is_natively_focusable_default = isNativelyFocusable;
function _isFocusable(el) {
var vNode = el instanceof abstract_virtual_node_default ? el : get_node_from_tree_default(el);
if (vNode.props.nodeType !== 1) {
return false;
}
if (focus_disabled_default(vNode)) {
return false;
} else if (is_natively_focusable_default(vNode)) {
return true;
}
var tabindex = vNode.attr('tabindex');
if (tabindex && !isNaN(parseInt(tabindex, 10))) {
return true;
}
return false;
}
var sectioningElementSelector = get_elements_by_content_type_default('sectioning').map(function(nodeName2) {
return ''.concat(nodeName2, ':not([role])');
}).join(', ') + ' , main:not([role]), [role=article], [role=complementary], [role=main], [role=navigation], [role=region]';
function hasAccessibleName(vNode) {
var ariaLabelledby = sanitize_default(arialabelledby_text_default(vNode));
var ariaLabel = sanitize_default(arialabel_text_default(vNode));
return !!(ariaLabelledby || ariaLabel);
}
var implicitHtmlRoles = {
a: function a(vNode) {
return vNode.hasAttr('href') ? 'link' : null;
},
area: function area(vNode) {
return vNode.hasAttr('href') ? 'link' : null;
},
article: 'article',
aside: 'complementary',
body: 'document',
button: 'button',
datalist: 'listbox',
dd: 'definition',
dfn: 'term',
details: 'group',
dialog: 'dialog',
dt: 'term',
fieldset: 'group',
figure: 'figure',
footer: function footer(vNode) {
var sectioningElement = closest_default(vNode, sectioningElementSelector);
return !sectioningElement ? 'contentinfo' : null;
},
form: function form(vNode) {
return hasAccessibleName(vNode) ? 'form' : null;
},
h1: 'heading',
h2: 'heading',
h3: 'heading',
h4: 'heading',
h5: 'heading',
h6: 'heading',
header: function header(vNode) {
var sectioningElement = closest_default(vNode, sectioningElementSelector);
return !sectioningElement ? 'banner' : null;
},
hr: 'separator',
img: function img(vNode) {
var emptyAlt = vNode.hasAttr('alt') && !vNode.attr('alt');
var hasGlobalAria = get_global_aria_attrs_default().find(function(attr) {
return vNode.hasAttr(attr);
});
return emptyAlt && !hasGlobalAria && !_isFocusable(vNode) ? 'presentation' : 'img';
},
input: function input(vNode) {
var suggestionsSourceElement;
if (vNode.hasAttr('list')) {
var listElement = idrefs_default(vNode.actualNode, 'list').filter(function(node) {
return !!node;
})[0];
suggestionsSourceElement = listElement && listElement.nodeName.toLowerCase() === 'datalist';
}
switch (vNode.props.type) {
case 'checkbox':
return 'checkbox';
case 'number':
return 'spinbutton';
case 'radio':
return 'radio';
case 'range':
return 'slider';
case 'search':
return !suggestionsSourceElement ? 'searchbox' : 'combobox';
case 'button':
case 'image':
case 'reset':
case 'submit':
return 'button';
case 'text':
case 'tel':
case 'url':
case 'email':
case '':
return !suggestionsSourceElement ? 'textbox' : 'combobox';
default:
return 'textbox';
}
},
li: 'listitem',
main: 'main',
math: 'math',
menu: 'list',
nav: 'navigation',
ol: 'list',
optgroup: 'group',
option: 'option',
output: 'status',
progress: 'progressbar',
section: function section(vNode) {
return hasAccessibleName(vNode) ? 'region' : null;
},
select: function select(vNode) {
return vNode.hasAttr('multiple') || parseInt(vNode.attr('size')) > 1 ? 'listbox' : 'combobox';
},
summary: 'button',
table: 'table',
tbody: 'rowgroup',
td: function td(vNode) {
var table = closest_default(vNode, 'table');
var role = get_explicit_role_default(table);
return [ 'grid', 'treegrid' ].includes(role) ? 'gridcell' : 'cell';
},
textarea: 'textbox',
tfoot: 'rowgroup',
th: function th(vNode) {
if (is_column_header_default(vNode)) {
return 'columnheader';
}
if (is_row_header_default(vNode)) {
return 'rowheader';
}
},
thead: 'rowgroup',
tr: 'row',
ul: 'list'
};
var implicit_html_roles_default = implicitHtmlRoles;
function fromPrimative(someString, matcher) {
var matcherType = _typeof(matcher);
if (Array.isArray(matcher) && typeof someString !== 'undefined') {
return matcher.includes(someString);
}
if (matcherType === 'function') {
return !!matcher(someString);
}
if (someString !== null && someString !== void 0) {
if (matcher instanceof RegExp) {
return matcher.test(someString);
}
if (/^\/.*\/$/.test(matcher)) {
var pattern = matcher.substring(1, matcher.length - 1);
return new RegExp(pattern).test(someString);
}
}
return matcher === someString;
}
var from_primative_default = fromPrimative;
function hasAccessibleName2(vNode, matcher) {
return from_primative_default(!!accessible_text_virtual_default(vNode), matcher);
}
var has_accessible_name_default = hasAccessibleName2;
function fromFunction(getValue, matcher) {
var matcherType = _typeof(matcher);
if (matcherType !== 'object' || Array.isArray(matcher) || matcher instanceof RegExp) {
throw new Error('Expect matcher to be an object');
}
return Object.keys(matcher).every(function(propName) {
return from_primative_default(getValue(propName), matcher[propName]);
});
}
var from_function_default = fromFunction;
function attributes(vNode, matcher) {
if (!(vNode instanceof abstract_virtual_node_default)) {
vNode = get_node_from_tree_default(vNode);
}
return from_function_default(function(attrName) {
return vNode.attr(attrName);
}, matcher);
}
var attributes_default = attributes;
function condition(arg, condition2) {
return !!condition2(arg);
}
var condition_default = condition;
function explicitRole(vNode, matcher) {
return from_primative_default(get_explicit_role_default(vNode), matcher);
}
var explicit_role_default = explicitRole;
function implicitRole(vNode, matcher) {
return from_primative_default(implicit_role_default(vNode), matcher);
}
var implicit_role_default2 = implicitRole;
function nodeName(vNode, matcher) {
if (!(vNode instanceof abstract_virtual_node_default)) {
vNode = get_node_from_tree_default(vNode);
}
return from_primative_default(vNode.props.nodeName, matcher);
}
var node_name_default = nodeName;
function properties(vNode, matcher) {
if (!(vNode instanceof abstract_virtual_node_default)) {
vNode = get_node_from_tree_default(vNode);
}
return from_function_default(function(propName) {
return vNode.props[propName];
}, matcher);
}
var properties_default = properties;
function semanticRole(vNode, matcher) {
return from_primative_default(get_role_default(vNode), matcher);
}
var semantic_role_default = semanticRole;
var matchers = {
hasAccessibleName: has_accessible_name_default,
attributes: attributes_default,
condition: condition_default,
explicitRole: explicit_role_default,
implicitRole: implicit_role_default2,
nodeName: node_name_default,
properties: properties_default,
semanticRole: semantic_role_default
};
function fromDefinition(vNode, definition) {
if (!(vNode instanceof abstract_virtual_node_default)) {
vNode = get_node_from_tree_default(vNode);
}
if (Array.isArray(definition)) {
return definition.some(function(definitionItem) {
return fromDefinition(vNode, definitionItem);
});
}
if (typeof definition === 'string') {
return matches_default(vNode, definition);
}
return Object.keys(definition).every(function(matcherName) {
if (!matchers[matcherName]) {
throw new Error('Unknown matcher type "'.concat(matcherName, '"'));
}
var matchMethod = matchers[matcherName];
var matcher = definition[matcherName];
return matchMethod(vNode, matcher);
});
}
var from_definition_default = fromDefinition;
function matches2(vNode, definition) {
return from_definition_default(vNode, definition);
}
var matches_default2 = matches2;
matches_default2.hasAccessibleName = has_accessible_name_default;
matches_default2.attributes = attributes_default;
matches_default2.condition = condition_default;
matches_default2.explicitRole = explicit_role_default;
matches_default2.fromDefinition = from_definition_default;
matches_default2.fromFunction = from_function_default;
matches_default2.fromPrimative = from_primative_default;
matches_default2.implicitRole = implicit_role_default2;
matches_default2.nodeName = node_name_default;
matches_default2.properties = properties_default;
matches_default2.semanticRole = semantic_role_default;
var matches_default3 = matches_default2;
function getElementSpec(vNode) {
var _ref25 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, _ref25$noMatchAccessi = _ref25.noMatchAccessibleName, noMatchAccessibleName = _ref25$noMatchAccessi === void 0 ? false : _ref25$noMatchAccessi;
var standard = standards_default.htmlElms[vNode.props.nodeName];
if (!standard) {
return {};
}
if (!standard.variant) {
return standard;
}
var variant = standard.variant, spec = _objectWithoutProperties(standard, _excluded2);
for (var variantName in variant) {
if (!variant.hasOwnProperty(variantName) || variantName === 'default') {
continue;
}
var _variant$variantName = variant[variantName], matches4 = _variant$variantName.matches, props = _objectWithoutProperties(_variant$variantName, _excluded3);
var matchProperties = Array.isArray(matches4) ? matches4 : [ matches4 ];
for (var _i7 = 0; _i7 < matchProperties.length && noMatchAccessibleName; _i7++) {
if (matchProperties[_i7].hasOwnProperty('hasAccessibleName')) {
return standard;
}
}
if (matches_default3(vNode, matches4)) {
for (var propName in props) {
if (props.hasOwnProperty(propName)) {
spec[propName] = props[propName];
}
}
}
}
for (var _propName in variant['default']) {
if (variant['default'].hasOwnProperty(_propName) && typeof spec[_propName] === 'undefined') {
spec[_propName] = variant['default'][_propName];
}
}
return spec;
}
var get_element_spec_default = getElementSpec;
function implicitRole2(node) {
var _ref26 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, chromium = _ref26.chromium;
var vNode = node instanceof abstract_virtual_node_default ? node : get_node_from_tree_default(node);
node = vNode.actualNode;
if (!vNode) {
throw new ReferenceError('Cannot get implicit role of a node outside the current scope.');
}
var nodeName2 = vNode.props.nodeName;
var role = implicit_html_roles_default[nodeName2];
if (!role && chromium) {
var _get_element_spec_def = get_element_spec_default(vNode), chromiumRole = _get_element_spec_def.chromiumRole;
return chromiumRole || null;
}
if (typeof role === 'function') {
return role(vNode);
}
return role || null;
}
var implicit_role_default = implicitRole2;
var inheritsPresentationChain = {
td: [ 'tr' ],
th: [ 'tr' ],
tr: [ 'thead', 'tbody', 'tfoot', 'table' ],
thead: [ 'table' ],
tbody: [ 'table' ],
tfoot: [ 'table' ],
li: [ 'ol', 'ul' ],
dt: [ 'dl', 'div' ],
dd: [ 'dl', 'div' ],
div: [ 'dl' ]
};
function getInheritedRole(vNode, explicitRoleOptions) {
var parentNodeNames = inheritsPresentationChain[vNode.props.nodeName];
if (!parentNodeNames) {
return null;
}
if (!vNode.parent) {
if (!vNode.actualNode) {
return null;
}
throw new ReferenceError('Cannot determine role presentational inheritance of a required parent outside the current scope.');
}
if (!parentNodeNames.includes(vNode.parent.props.nodeName)) {
return null;
}
var parentRole = get_explicit_role_default(vNode.parent, explicitRoleOptions);
if ([ 'none', 'presentation' ].includes(parentRole) && !hasConflictResolution(vNode.parent)) {
return parentRole;
}
if (parentRole) {
return null;
}
return getInheritedRole(vNode.parent, explicitRoleOptions);
}
function resolveImplicitRole(vNode, _ref27) {
var chromium = _ref27.chromium, explicitRoleOptions = _objectWithoutProperties(_ref27, _excluded4);
var implicitRole3 = implicit_role_default(vNode, {
chromium: chromium
});
if (!implicitRole3) {
return null;
}
var presentationalRole = getInheritedRole(vNode, explicitRoleOptions);
if (presentationalRole) {
return presentationalRole;
}
return implicitRole3;
}
function hasConflictResolution(vNode) {
var hasGlobalAria = get_global_aria_attrs_default().some(function(attr) {
return vNode.hasAttr(attr);
});
return hasGlobalAria || _isFocusable(vNode);
}
function resolveRole(node) {
var _ref28 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var noImplicit = _ref28.noImplicit, roleOptions = _objectWithoutProperties(_ref28, _excluded5);
var vNode = node instanceof abstract_virtual_node_default ? node : get_node_from_tree_default(node);
if (vNode.props.nodeType !== 1) {
return null;
}
var explicitRole2 = get_explicit_role_default(vNode, roleOptions);
if (!explicitRole2) {
return noImplicit ? null : resolveImplicitRole(vNode, roleOptions);
}
if (![ 'presentation', 'none' ].includes(explicitRole2)) {
return explicitRole2;
}
if (hasConflictResolution(vNode)) {
return noImplicit ? null : resolveImplicitRole(vNode, roleOptions);
}
return explicitRole2;
}
function getRole(node) {
var _ref29 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var noPresentational = _ref29.noPresentational, options = _objectWithoutProperties(_ref29, _excluded6);
var role = resolveRole(node, options);
if (noPresentational && [ 'presentation', 'none' ].includes(role)) {
return null;
}
return role;
}
var get_role_default = getRole;
var alwaysTitleElements = [ 'iframe' ];
function titleText(node) {
var vNode = node instanceof abstract_virtual_node_default ? node : get_node_from_tree_default(node);
if (vNode.props.nodeType !== 1 || !node.hasAttr('title')) {
return '';
}
if (!matches_default2(vNode, alwaysTitleElements) && [ 'none', 'presentation' ].includes(get_role_default(vNode))) {
return '';
}
return vNode.attr('title');
}
var title_text_default = titleText;
function namedFromContents(vNode) {
var _ref30 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, strict = _ref30.strict;
vNode = vNode instanceof abstract_virtual_node_default ? vNode : get_node_from_tree_default(vNode);
if (vNode.props.nodeType !== 1) {
return false;
}
var role = get_role_default(vNode);
var roleDef = standards_default.ariaRoles[role];
if (roleDef && roleDef.nameFromContent) {
return true;
}
if (strict) {
return false;
}
return !roleDef || [ 'presentation', 'none' ].includes(role);
}
var named_from_contents_default = namedFromContents;
function getOwnedVirtual(virtualNode) {
var actualNode = virtualNode.actualNode, children = virtualNode.children;
if (!children) {
throw new Error('getOwnedVirtual requires a virtual node');
}
if (virtualNode.hasAttr('aria-owns')) {
var owns = idrefs_default(actualNode, 'aria-owns').filter(function(element) {
return !!element;
}).map(function(element) {
return axe.utils.getNodeFromTree(element);
});
return [].concat(_toConsumableArray(children), _toConsumableArray(owns));
}
return _toConsumableArray(children);
}
var get_owned_virtual_default = getOwnedVirtual;
function subtreeText(virtualNode) {
var context = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var alreadyProcessed2 = accessible_text_virtual_default.alreadyProcessed;
context.startNode = context.startNode || virtualNode;
var _context = context, strict = _context.strict, inControlContext = _context.inControlContext, inLabelledByContext = _context.inLabelledByContext;
var _get_element_spec_def2 = get_element_spec_default(virtualNode, {
noMatchAccessibleName: true
}), contentTypes = _get_element_spec_def2.contentTypes;
if (alreadyProcessed2(virtualNode, context) || virtualNode.props.nodeType !== 1 || contentTypes !== null && contentTypes !== void 0 && contentTypes.includes('embedded')) {
return '';
}
if (!named_from_contents_default(virtualNode, {
strict: strict
}) && !context.subtreeDescendant) {
return '';
}
if (!strict) {
var subtreeDescendant = !inControlContext && !inLabelledByContext;
context = _extends({
subtreeDescendant: subtreeDescendant
}, context);
}
return get_owned_virtual_default(virtualNode).reduce(function(contentText, child) {
return appendAccessibleText(contentText, child, context);
}, '');
}
var phrasingElements = get_elements_by_content_type_default('phrasing').concat([ '#text' ]);
function appendAccessibleText(contentText, virtualNode, context) {
var nodeName2 = virtualNode.props.nodeName;
var contentTextAdd = accessible_text_virtual_default(virtualNode, context);
if (!contentTextAdd) {
return contentText;
}
if (!phrasingElements.includes(nodeName2)) {
if (contentTextAdd[0] !== ' ') {
contentTextAdd += ' ';
}
if (contentText && contentText[contentText.length - 1] !== ' ') {
contentTextAdd = ' ' + contentTextAdd;
}
}
return contentText + contentTextAdd;
}
var subtree_text_default = subtreeText;
function labelText(virtualNode) {
var context = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var alreadyProcessed2 = accessible_text_virtual_default.alreadyProcessed;
if (context.inControlContext || context.inLabelledByContext || alreadyProcessed2(virtualNode, context)) {
return '';
}
if (!context.startNode) {
context.startNode = virtualNode;
}
var labelContext = _extends({
inControlContext: true
}, context);
var explicitLabels = getExplicitLabels(virtualNode);
var implicitLabel = closest_default(virtualNode, 'label');
var labels;
if (implicitLabel) {
labels = [].concat(_toConsumableArray(explicitLabels), [ implicitLabel.actualNode ]);
labels.sort(node_sorter_default);
} else {
labels = explicitLabels;
}
return labels.map(function(label3) {
return accessible_text_default(label3, labelContext);
}).filter(function(text) {
return text !== '';
}).join(' ');
}
function getExplicitLabels(virtualNode) {
if (!virtualNode.attr('id')) {
return [];
}
if (!virtualNode.actualNode) {
throw new TypeError('Cannot resolve explicit label reference for non-DOM nodes');
}
return find_elms_in_context_default({
elm: 'label',
attr: 'for',
value: virtualNode.attr('id'),
context: virtualNode.actualNode
});
}
var label_text_default = labelText;
var defaultButtonValues = {
submit: 'Submit',
image: 'Submit',
reset: 'Reset',
button: ''
};
var nativeTextMethods = {
valueText: function valueText(_ref31) {
var actualNode = _ref31.actualNode;
return actualNode.value || '';
},
buttonDefaultText: function buttonDefaultText(_ref32) {
var actualNode = _ref32.actualNode;
return defaultButtonValues[actualNode.type] || '';
},
tableCaptionText: descendantText.bind(null, 'caption'),
figureText: descendantText.bind(null, 'figcaption'),
svgTitleText: descendantText.bind(null, 'title'),
fieldsetLegendText: descendantText.bind(null, 'legend'),
altText: attrText.bind(null, 'alt'),
tableSummaryText: attrText.bind(null, 'summary'),
titleText: title_text_default,
subtreeText: subtree_text_default,
labelText: label_text_default,
singleSpace: function singleSpace() {
return ' ';
},
placeholderText: attrText.bind(null, 'placeholder')
};
function attrText(attr, vNode) {
return vNode.attr(attr) || '';
}
function descendantText(nodeName2, _ref33, context) {
var actualNode = _ref33.actualNode;
nodeName2 = nodeName2.toLowerCase();
var nodeNames2 = [ nodeName2, actualNode.nodeName.toLowerCase() ].join(',');
var candidate = actualNode.querySelector(nodeNames2);
if (!candidate || candidate.nodeName.toLowerCase() !== nodeName2) {
return '';
}
return accessible_text_default(candidate, context);
}
var native_text_methods_default = nativeTextMethods;
function nativeTextAlternative(virtualNode) {
var context = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var actualNode = virtualNode.actualNode;
if (virtualNode.props.nodeType !== 1 || [ 'presentation', 'none' ].includes(get_role_default(virtualNode))) {
return '';
}
var textMethods = findTextMethods(virtualNode);
var accName = textMethods.reduce(function(accName2, step) {
return accName2 || step(virtualNode, context);
}, '');
if (context.debug) {
axe.log(accName || '{empty-value}', actualNode, context);
}
return accName;
}
function findTextMethods(virtualNode) {
var elmSpec = get_element_spec_default(virtualNode, {
noMatchAccessibleName: true
});
var methods = elmSpec.namingMethods || [];
return methods.map(function(methodName) {
return native_text_methods_default[methodName];
});
}
var native_text_alternative_default = nativeTextAlternative;
var unsupported = {
accessibleNameFromFieldValue: [ 'combobox', 'listbox', 'progressbar' ]
};
var unsupported_default = unsupported;
function _isVisibleToScreenReaders(vNode) {
vNode = vNode instanceof abstract_virtual_node_default ? vNode : get_node_from_tree_default(vNode);
return isVisibleToScreenReadersVirtual(vNode);
}
var isVisibleToScreenReadersVirtual = memoize_default(function isVisibleToScreenReadersMemoized(vNode, isAncestor) {
if (ariaHidden(vNode)) {
return false;
}
if (vNode.actualNode && vNode.props.nodeName === 'area') {
return !areaHidden(vNode, isVisibleToScreenReadersVirtual);
}
if (_isHiddenForEveryone(vNode, {
skipAncestors: true,
isAncestor: isAncestor
})) {
return false;
}
if (!vNode.parent) {
return true;
}
return isVisibleToScreenReadersVirtual(vNode.parent, true);
});
function visibleVirtual(element, screenReader, noRecursing) {
var vNode = element instanceof abstract_virtual_node_default ? element : get_node_from_tree_default(element);
var visibleMethod = screenReader ? _isVisibleToScreenReaders : _isVisibleOnScreen;
var visible2 = !element.actualNode || element.actualNode && visibleMethod(element);
var result = vNode.children.map(function(child) {
var _child$props = child.props, nodeType = _child$props.nodeType, nodeValue = _child$props.nodeValue;
if (nodeType === 3) {
if (nodeValue && visible2) {
return nodeValue;
}
} else if (!noRecursing) {
return visibleVirtual(child, screenReader);
}
}).join('');
return sanitize_default(result);
}
var visible_virtual_default = visibleVirtual;
var nonTextInputTypes = [ 'button', 'checkbox', 'color', 'file', 'hidden', 'image', 'password', 'radio', 'reset', 'submit' ];
function isNativeTextbox(node) {
node = node instanceof abstract_virtual_node_default ? node : get_node_from_tree_default(node);
var nodeName2 = node.props.nodeName;
return nodeName2 === 'textarea' || nodeName2 === 'input' && !nonTextInputTypes.includes((node.attr('type') || '').toLowerCase());
}
var is_native_textbox_default = isNativeTextbox;
function isNativeSelect(node) {
node = node instanceof abstract_virtual_node_default ? node : get_node_from_tree_default(node);
var nodeName2 = node.props.nodeName;
return nodeName2 === 'select';
}
var is_native_select_default = isNativeSelect;
function isAriaTextbox(node) {
var role = get_explicit_role_default(node);
return role === 'textbox';
}
var is_aria_textbox_default = isAriaTextbox;
function isAriaListbox(node) {
var role = get_explicit_role_default(node);
return role === 'listbox';
}
var is_aria_listbox_default = isAriaListbox;
function isAriaCombobox(node) {
var role = get_explicit_role_default(node);
return role === 'combobox';
}
var is_aria_combobox_default = isAriaCombobox;
var rangeRoles = [ 'progressbar', 'scrollbar', 'slider', 'spinbutton' ];
function isAriaRange(node) {
var role = get_explicit_role_default(node);
return rangeRoles.includes(role);
}
var is_aria_range_default = isAriaRange;
var controlValueRoles = [ 'textbox', 'progressbar', 'scrollbar', 'slider', 'spinbutton', 'combobox', 'listbox' ];
var _formControlValueMethods = {
nativeTextboxValue: nativeTextboxValue,
nativeSelectValue: nativeSelectValue,
ariaTextboxValue: ariaTextboxValue,
ariaListboxValue: ariaListboxValue,
ariaComboboxValue: ariaComboboxValue,
ariaRangeValue: ariaRangeValue
};
function formControlValue(virtualNode) {
var context = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var actualNode = virtualNode.actualNode;
var unsupportedRoles = unsupported_default.accessibleNameFromFieldValue || [];
var role = get_role_default(virtualNode);
if (context.startNode === virtualNode || !controlValueRoles.includes(role) || unsupportedRoles.includes(role)) {
return '';
}
var valueMethods = Object.keys(_formControlValueMethods).map(function(name) {
return _formControlValueMethods[name];
});
var valueString = valueMethods.reduce(function(accName, step) {
return accName || step(virtualNode, context);
}, '');
if (context.debug) {
log_default(valueString || '{empty-value}', actualNode, context);
}
return valueString;
}
function nativeTextboxValue(node) {
var vNode = node instanceof abstract_virtual_node_default ? node : get_node_from_tree_default(node);
if (is_native_textbox_default(vNode)) {
return vNode.props.value || '';
}
return '';
}
function nativeSelectValue(node) {
var vNode = node instanceof abstract_virtual_node_default ? node : get_node_from_tree_default(node);
if (!is_native_select_default(vNode)) {
return '';
}
var options = query_selector_all_default(vNode, 'option');
var selectedOptions = options.filter(function(option) {
return option.props.selected;
});
if (!selectedOptions.length) {
selectedOptions.push(options[0]);
}
return selectedOptions.map(function(option) {
return visible_virtual_default(option);
}).join(' ') || '';
}
function ariaTextboxValue(node) {
var vNode = node instanceof abstract_virtual_node_default ? node : get_node_from_tree_default(node);
var actualNode = vNode.actualNode;
if (!is_aria_textbox_default(vNode)) {
return '';
}
if (!actualNode || actualNode && !_isHiddenForEveryone(actualNode)) {
return visible_virtual_default(vNode, true);
} else {
return actualNode.textContent;
}
}
function ariaListboxValue(node, context) {
var vNode = node instanceof abstract_virtual_node_default ? node : get_node_from_tree_default(node);
if (!is_aria_listbox_default(vNode)) {
return '';
}
var selected = get_owned_virtual_default(vNode).filter(function(owned) {
return get_role_default(owned) === 'option' && owned.attr('aria-selected') === 'true';
});
if (selected.length === 0) {
return '';
}
return accessible_text_virtual_default(selected[0], context);
}
function ariaComboboxValue(node, context) {
var vNode = node instanceof abstract_virtual_node_default ? node : get_node_from_tree_default(node);
if (!is_aria_combobox_default(vNode)) {
return '';
}
var listbox = get_owned_virtual_default(vNode).filter(function(elm) {
return get_role_default(elm) === 'listbox';
})[0];
return listbox ? ariaListboxValue(listbox, context) : '';
}
function ariaRangeValue(node) {
var vNode = node instanceof abstract_virtual_node_default ? node : get_node_from_tree_default(node);
if (!is_aria_range_default(vNode) || !vNode.hasAttr('aria-valuenow')) {
return '';
}
var valueNow = +vNode.attr('aria-valuenow');
return !isNaN(valueNow) ? String(valueNow) : '0';
}
var form_control_value_default = formControlValue;
function getUnicodeNonBmpRegExp() {
return /[\u1D00-\u1D7F\u1D80-\u1DBF\u1DC0-\u1DFF\u20A0-\u20CF\u20D0-\u20FF\u2100-\u214F\u2150-\u218F\u2190-\u21FF\u2200-\u22FF\u2300-\u23FF\u2400-\u243F\u2440-\u245F\u2460-\u24FF\u2500-\u257F\u2580-\u259F\u25A0-\u25FF\u2600-\u26FF\u2700-\u27BF\uE000-\uF8FF]/g;
}
function getPunctuationRegExp() {
return /[\u2000-\u206F\u2E00-\u2E7F\\'!"#$%&\xa3\xa2\xa5\xa7\u20ac()*+,\-.\/:;<=>?@\[\]^_`{|}~\xb1]/g;
}
function getSupplementaryPrivateUseRegExp() {
return /[\uDB80-\uDBBF][\uDC00-\uDFFF]/g;
}
var emoji_regex_default = function emoji_regex_default() {
return /[#*0-9]\uFE0F?\u20E3|[\xA9\xAE\u203C\u2049\u2122\u2139\u2194-\u2199\u21A9\u21AA\u231A\u231B\u2328\u23CF\u23ED-\u23EF\u23F1\u23F2\u23F8-\u23FA\u24C2\u25AA\u25AB\u25B6\u25C0\u25FB\u25FC\u25FE\u2600-\u2604\u260E\u2611\u2614\u2615\u2618\u2620\u2622\u2623\u2626\u262A\u262E\u262F\u2638-\u263A\u2640\u2642\u2648-\u2653\u265F\u2660\u2663\u2665\u2666\u2668\u267B\u267E\u267F\u2692\u2694-\u2697\u2699\u269B\u269C\u26A0\u26A7\u26AA\u26B0\u26B1\u26BD\u26BE\u26C4\u26C8\u26CF\u26D1\u26D3\u26E9\u26F0-\u26F5\u26F7\u26F8\u26FA\u2702\u2708\u2709\u270F\u2712\u2714\u2716\u271D\u2721\u2733\u2734\u2744\u2747\u2757\u2763\u27A1\u2934\u2935\u2B05-\u2B07\u2B1B\u2B1C\u2B55\u3030\u303D\u3297\u3299]\uFE0F?|[\u261D\u270C\u270D](?:\uFE0F|\uD83C[\uDFFB-\uDFFF])?|[\u270A\u270B](?:\uD83C[\uDFFB-\uDFFF])?|[\u23E9-\u23EC\u23F0\u23F3\u25FD\u2693\u26A1\u26AB\u26C5\u26CE\u26D4\u26EA\u26FD\u2705\u2728\u274C\u274E\u2753-\u2755\u2795-\u2797\u27B0\u27BF\u2B50]|\u26F9(?:\uFE0F|\uD83C[\uDFFB-\uDFFF])?(?:\u200D[\u2640\u2642]\uFE0F?)?|\u2764\uFE0F?(?:\u200D(?:\uD83D\uDD25|\uD83E\uDE79))?|\uD83C(?:[\uDC04\uDD70\uDD71\uDD7E\uDD7F\uDE02\uDE37\uDF21\uDF24-\uDF2C\uDF36\uDF7D\uDF96\uDF97\uDF99-\uDF9B\uDF9E\uDF9F\uDFCD\uDFCE\uDFD4-\uDFDF\uDFF5\uDFF7]\uFE0F?|[\uDF85\uDFC2\uDFC7](?:\uD83C[\uDFFB-\uDFFF])?|[\uDFC3\uDFC4\uDFCA](?:\uD83C[\uDFFB-\uDFFF])?(?:\u200D[\u2640\u2642]\uFE0F?)?|[\uDFCB\uDFCC](?:\uFE0F|\uD83C[\uDFFB-\uDFFF])?(?:\u200D[\u2640\u2642]\uFE0F?)?|[\uDCCF\uDD8E\uDD91-\uDD9A\uDE01\uDE1A\uDE2F\uDE32-\uDE36\uDE38-\uDE3A\uDE50\uDE51\uDF00-\uDF20\uDF2D-\uDF35\uDF37-\uDF7C\uDF7E-\uDF84\uDF86-\uDF93\uDFA0-\uDFC1\uDFC5\uDFC6\uDFC8\uDFC9\uDFCF-\uDFD3\uDFE0-\uDFF0\uDFF8-\uDFFF]|\uDDE6\uD83C[\uDDE8-\uDDEC\uDDEE\uDDF1\uDDF2\uDDF4\uDDF6-\uDDFA\uDDFC\uDDFD\uDDFF]|\uDDE7\uD83C[\uDDE6\uDDE7\uDDE9-\uDDEF\uDDF1-\uDDF4\uDDF6-\uDDF9\uDDFB\uDDFC\uDDFE\uDDFF]|\uDDE8\uD83C[\uDDE6\uDDE8\uDDE9\uDDEB-\uDDEE\uDDF0-\uDDF5\uDDF7\uDDFA-\uDDFF]|\uDDE9\uD83C[\uDDEA\uDDEC\uDDEF\uDDF0\uDDF2\uDDF4\uDDFF]|\uDDEA\uD83C[\uDDE6\uDDE8\uDDEA\uDDEC\uDDED\uDDF7-\uDDFA]|\uDDEB\uD83C[\uDDEE-\uDDF0\uDDF2\uDDF4\uDDF7]|\uDDEC\uD83C[\uDDE6\uDDE7\uDDE9-\uDDEE\uDDF1-\uDDF3\uDDF5-\uDDFA\uDDFC\uDDFE]|\uDDED\uD83C[\uDDF0\uDDF2\uDDF3\uDDF7\uDDF9\uDDFA]|\uDDEE\uD83C[\uDDE8-\uDDEA\uDDF1-\uDDF4\uDDF6-\uDDF9]|\uDDEF\uD83C[\uDDEA\uDDF2\uDDF4\uDDF5]|\uDDF0\uD83C[\uDDEA\uDDEC-\uDDEE\uDDF2\uDDF3\uDDF5\uDDF7\uDDFC\uDDFE\uDDFF]|\uDDF1\uD83C[\uDDE6-\uDDE8\uDDEE\uDDF0\uDDF7-\uDDFB\uDDFE]|\uDDF2\uD83C[\uDDE6\uDDE8-\uDDED\uDDF0-\uDDFF]|\uDDF3\uD83C[\uDDE6\uDDE8\uDDEA-\uDDEC\uDDEE\uDDF1\uDDF4\uDDF5\uDDF7\uDDFA\uDDFF]|\uDDF4\uD83C\uDDF2|\uDDF5\uD83C[\uDDE6\uDDEA-\uDDED\uDDF0-\uDDF3\uDDF7-\uDDF9\uDDFC\uDDFE]|\uDDF6\uD83C\uDDE6|\uDDF7\uD83C[\uDDEA\uDDF4\uDDF8\uDDFA\uDDFC]|\uDDF8\uD83C[\uDDE6-\uDDEA\uDDEC-\uDDF4\uDDF7-\uDDF9\uDDFB\uDDFD-\uDDFF]|\uDDF9\uD83C[\uDDE6\uDDE8\uDDE9\uDDEB-\uDDED\uDDEF-\uDDF4\uDDF7\uDDF9\uDDFB\uDDFC\uDDFF]|\uDDFA\uD83C[\uDDE6\uDDEC\uDDF2\uDDF3\uDDF8\uDDFE\uDDFF]|\uDDFB\uD83C[\uDDE6\uDDE8\uDDEA\uDDEC\uDDEE\uDDF3\uDDFA]|\uDDFC\uD83C[\uDDEB\uDDF8]|\uDDFD\uD83C\uDDF0|\uDDFE\uD83C[\uDDEA\uDDF9]|\uDDFF\uD83C[\uDDE6\uDDF2\uDDFC]|\uDFF3\uFE0F?(?:\u200D(?:\u26A7\uFE0F?|\uD83C\uDF08))?|\uDFF4(?:\u200D\u2620\uFE0F?|\uDB40\uDC67\uDB40\uDC62\uDB40(?:\uDC65\uDB40\uDC6E\uDB40\uDC67|\uDC73\uDB40\uDC63\uDB40\uDC74|\uDC77\uDB40\uDC6C\uDB40\uDC73)\uDB40\uDC7F)?)|\uD83D(?:[\uDC08\uDC26](?:\u200D\u2B1B)?|[\uDC3F\uDCFD\uDD49\uDD4A\uDD6F\uDD70\uDD73\uDD76-\uDD79\uDD87\uDD8A-\uDD8D\uDDA5\uDDA8\uDDB1\uDDB2\uDDBC\uDDC2-\uDDC4\uDDD1-\uDDD3\uDDDC-\uDDDE\uDDE1\uDDE3\uDDE8\uDDEF\uDDF3\uDDFA\uDECB\uDECD-\uDECF\uDEE0-\uDEE5\uDEE9\uDEF0\uDEF3]\uFE0F?|[\uDC42\uDC43\uDC46-\uDC50\uDC66\uDC67\uDC6B-\uDC6D\uDC72\uDC74-\uDC76\uDC78\uDC7C\uDC83\uDC85\uDC8F\uDC91\uDCAA\uDD7A\uDD95\uDD96\uDE4C\uDE4F\uDEC0\uDECC](?:\uD83C[\uDFFB-\uDFFF])?|[\uDC6E\uDC70\uDC71\uDC73\uDC77\uDC81\uDC82\uDC86\uDC87\uDE45-\uDE47\uDE4B\uDE4D\uDE4E\uDEA3\uDEB4-\uDEB6](?:\uD83C[\uDFFB-\uDFFF])?(?:\u200D[\u2640\u2642]\uFE0F?)?|[\uDD74\uDD90](?:\uFE0F|\uD83C[\uDFFB-\uDFFF])?|[\uDC00-\uDC07\uDC09-\uDC14\uDC16-\uDC25\uDC27-\uDC3A\uDC3C-\uDC3E\uDC40\uDC44\uDC45\uDC51-\u
};
function hasUnicode(str, options) {
var emoji = options.emoji, nonBmp = options.nonBmp, punctuations = options.punctuations;
if (emoji) {
return emoji_regex_default().test(str);
}
if (nonBmp) {
return getUnicodeNonBmpRegExp().test(str) || getSupplementaryPrivateUseRegExp().test(str);
}
if (punctuations) {
return getPunctuationRegExp().test(str);
}
return false;
}
var has_unicode_default = hasUnicode;
function isIconLigature(textVNode) {
var differenceThreshold = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : .15;
var occurrenceThreshold = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 3;
var nodeValue = textVNode.actualNode.nodeValue.trim();
if (!sanitize_default(nodeValue) || has_unicode_default(nodeValue, {
emoji: true,
nonBmp: true
})) {
return false;
}
var canvasContext = cache_default.get('canvasContext', function() {
return document.createElement('canvas').getContext('2d');
});
var canvas = canvasContext.canvas;
if (!cache_default.get('fonts')) {
cache_default.set('fonts', {});
}
var fonts = cache_default.get('fonts');
var style = window.getComputedStyle(textVNode.parent.actualNode);
var fontFamily = style.getPropertyValue('font-family');
if (!fonts[fontFamily]) {
fonts[fontFamily] = {
occurrences: 0,
numLigatures: 0
};
}
var font = fonts[fontFamily];
if (font.occurrences >= occurrenceThreshold) {
if (font.numLigatures / font.occurrences === 1) {
return true;
} else if (font.numLigatures === 0) {
return false;
}
}
font.occurrences++;
var fontSize = 30;
var fontStyle = ''.concat(fontSize, 'px ').concat(fontFamily);
canvasContext.font = fontStyle;
var firstChar = nodeValue.charAt(0);
var width = canvasContext.measureText(firstChar).width;
if (width < 30) {
var diff = 30 / width;
width *= diff;
fontSize *= diff;
fontStyle = ''.concat(fontSize, 'px ').concat(fontFamily);
}
canvas.width = width;
canvas.height = fontSize;
canvasContext.font = fontStyle;
canvasContext.textAlign = 'left';
canvasContext.textBaseline = 'top';
canvasContext.fillText(firstChar, 0, 0);
var compareData = new Uint32Array(canvasContext.getImageData(0, 0, width, fontSize).data.buffer);
if (!compareData.some(function(pixel) {
return pixel;
})) {
font.numLigatures++;
return true;
}
canvasContext.clearRect(0, 0, width, fontSize);
canvasContext.fillText(nodeValue, 0, 0);
var compareWith = new Uint32Array(canvasContext.getImageData(0, 0, width, fontSize).data.buffer);
var differences = compareData.reduce(function(diff, pixel, i) {
if (pixel === 0 && compareWith[i] === 0) {
return diff;
}
if (pixel !== 0 && compareWith[i] !== 0) {
return diff;
}
return ++diff;
}, 0);
var expectedWidth = nodeValue.split('').reduce(function(width2, _char2) {
return width2 + canvasContext.measureText(_char2).width;
}, 0);
var actualWidth = canvasContext.measureText(nodeValue).width;
var pixelDifference = differences / compareData.length;
var sizeDifference = 1 - actualWidth / expectedWidth;
if (pixelDifference >= differenceThreshold && sizeDifference >= differenceThreshold) {
font.numLigatures++;
return true;
}
return false;
}
var is_icon_ligature_default = isIconLigature;
function accessibleTextVirtual(virtualNode) {
var context = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
context = prepareContext(virtualNode, context);
if (shouldIgnoreHidden(virtualNode, context)) {
return '';
}
if (shouldIgnoreIconLigature(virtualNode, context)) {
return '';
}
var computationSteps = [ arialabelledby_text_default, arialabel_text_default, native_text_alternative_default, form_control_value_default, subtree_text_default, textNodeValue, title_text_default ];
var accName = computationSteps.reduce(function(accName2, step) {
if (context.startNode === virtualNode) {
accName2 = sanitize_default(accName2);
}
if (accName2 !== '') {
return accName2;
}
return step(virtualNode, context);
}, '');
if (context.debug) {
axe.log(accName || '{empty-value}', virtualNode.actualNode, context);
}
return accName;
}
function textNodeValue(virtualNode) {
if (virtualNode.props.nodeType !== 3) {
return '';
}
return virtualNode.props.nodeValue;
}
function shouldIgnoreHidden(virtualNode, context) {
if (!virtualNode) {
return false;
}
if (virtualNode.props.nodeType !== 1 || context.includeHidden) {
return false;
}
return !_isVisibleToScreenReaders(virtualNode);
}
function shouldIgnoreIconLigature(virtualNode, context) {
var _context$occurrenceTh;
var ignoreIconLigature = context.ignoreIconLigature, pixelThreshold = context.pixelThreshold;
var occurrenceThreshold = (_context$occurrenceTh = context.occurrenceThreshold) !== null && _context$occurrenceTh !== void 0 ? _context$occurrenceTh : context.occuranceThreshold;
if (virtualNode.props.nodeType !== 3 || !ignoreIconLigature) {
return false;
}
return is_icon_ligature_default(virtualNode, pixelThreshold, occurrenceThreshold);
}
function prepareContext(virtualNode, context) {
if (!context.startNode) {
context = _extends({
startNode: virtualNode
}, context);
}
if (virtualNode.props.nodeType === 1 && context.inLabelledByContext && context.includeHidden === void 0) {
context = _extends({
includeHidden: !_isVisibleToScreenReaders(virtualNode)
}, context);
}
return context;
}
accessibleTextVirtual.alreadyProcessed = function alreadyProcessed(virtualnode, context) {
context.processed = context.processed || [];
if (context.processed.includes(virtualnode)) {
return true;
}
context.processed.push(virtualnode);
return false;
};
var accessible_text_virtual_default = accessibleTextVirtual;
function removeUnicode(str, options) {
var emoji = options.emoji, nonBmp = options.nonBmp, punctuations = options.punctuations;
if (emoji) {
str = str.replace(emoji_regex_default(), '');
}
if (nonBmp) {
str = str.replace(getUnicodeNonBmpRegExp(), '');
str = str.replace(getSupplementaryPrivateUseRegExp(), '');
}
if (punctuations) {
str = str.replace(getPunctuationRegExp(), '');
}
return str;
}
var remove_unicode_default = removeUnicode;
function isHumanInterpretable(str) {
if (!str.length) {
return 0;
}
var alphaNumericIconMap = [ 'x', 'i' ];
if (alphaNumericIconMap.includes(str)) {
return 0;
}
var noUnicodeStr = remove_unicode_default(str, {
emoji: true,
nonBmp: true,
punctuations: true
});
if (!sanitize_default(noUnicodeStr)) {
return 0;
}
return 1;
}
var is_human_interpretable_default = isHumanInterpretable;
var _autocomplete = {
stateTerms: [ 'on', 'off' ],
standaloneTerms: [ 'name', 'honorific-prefix', 'given-name', 'additional-name', 'family-name', 'honorific-suffix', 'nickname', 'username', 'new-password', 'current-password', 'organization-title', 'organization', 'street-address', 'address-line1', 'address-line2', 'address-line3', 'address-level4', 'address-level3', 'address-level2', 'address-level1', 'country', 'country-name', 'postal-code', 'cc-name', 'cc-given-name', 'cc-additional-name', 'cc-family-name', 'cc-number', 'cc-exp', 'cc-exp-month', 'cc-exp-year', 'cc-csc', 'cc-type', 'transaction-currency', 'transaction-amount', 'language', 'bday', 'bday-day', 'bday-month', 'bday-year', 'sex', 'url', 'photo', 'one-time-code' ],
qualifiers: [ 'home', 'work', 'mobile', 'fax', 'pager' ],
qualifiedTerms: [ 'tel', 'tel-country-code', 'tel-national', 'tel-area-code', 'tel-local', 'tel-local-prefix', 'tel-local-suffix', 'tel-extension', 'email', 'impp' ],
locations: [ 'billing', 'shipping' ]
};
function isValidAutocomplete(autocompleteValue) {
var _ref34 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, _ref34$looseTyped = _ref34.looseTyped, looseTyped = _ref34$looseTyped === void 0 ? false : _ref34$looseTyped, _ref34$stateTerms = _ref34.stateTerms, stateTerms = _ref34$stateTerms === void 0 ? [] : _ref34$stateTerms, _ref34$locations = _ref34.locations, locations = _ref34$locations === void 0 ? [] : _ref34$locations, _ref34$qualifiers = _ref34.qualifiers, qualifiers = _ref34$qualifiers === void 0 ? [] : _ref34$qualifiers, _ref34$standaloneTerm = _ref34.standaloneTerms, standaloneTerms = _ref34$standaloneTerm === void 0 ? [] : _ref34$standaloneTerm, _ref34$qualifiedTerms = _ref34.qualifiedTerms, qualifiedTerms = _ref34$qualifiedTerms === void 0 ? [] : _ref34$qualifiedTerms;
autocompleteValue = autocompleteValue.toLowerCase().trim();
stateTerms = stateTerms.concat(_autocomplete.stateTerms);
if (stateTerms.includes(autocompleteValue) || autocompleteValue === '') {
return true;
}
qualifiers = qualifiers.concat(_autocomplete.qualifiers);
locations = locations.concat(_autocomplete.locations);
standaloneTerms = standaloneTerms.concat(_autocomplete.standaloneTerms);
qualifiedTerms = qualifiedTerms.concat(_autocomplete.qualifiedTerms);
var autocompleteTerms = autocompleteValue.split(/\s+/g);
if (autocompleteTerms[autocompleteTerms.length - 1] === 'webauthn') {
autocompleteTerms.pop();
if (autocompleteTerms.length === 0) {
return false;
}
}
if (!looseTyped) {
if (autocompleteTerms[0].length > 8 && autocompleteTerms[0].substr(0, 8) === 'section-') {
autocompleteTerms.shift();
}
if (locations.includes(autocompleteTerms[0])) {
autocompleteTerms.shift();
}
if (qualifiers.includes(autocompleteTerms[0])) {
autocompleteTerms.shift();
standaloneTerms = [];
}
if (autocompleteTerms.length !== 1) {
return false;
}
}
var purposeTerm = autocompleteTerms[autocompleteTerms.length - 1];
return standaloneTerms.includes(purposeTerm) || qualifiedTerms.includes(purposeTerm);
}
var is_valid_autocomplete_default = isValidAutocomplete;
function labelVirtual(virtualNode) {
var ref, candidate;
if (virtualNode.attr('aria-labelledby')) {
ref = idrefs_default(virtualNode.actualNode, 'aria-labelledby');
candidate = ref.map(function(thing) {
var vNode = get_node_from_tree_default(thing);
return vNode ? visible_virtual_default(vNode) : '';
}).join(' ').trim();
if (candidate) {
return candidate;
}
}
candidate = virtualNode.attr('aria-label');
if (candidate) {
candidate = sanitize_default(candidate);
if (candidate) {
return candidate;
}
}
return null;
}
var label_virtual_default = labelVirtual;
function visible(element, screenReader, noRecursing) {
element = get_node_from_tree_default(element);
return visible_virtual_default(element, screenReader, noRecursing);
}
var visible_default = visible;
function labelVirtual2(virtualNode) {
var ref, candidate, doc;
candidate = label_virtual_default(virtualNode);
if (candidate) {
return candidate;
}
if (virtualNode.attr('id')) {
if (!virtualNode.actualNode) {
throw new TypeError('Cannot resolve explicit label reference for non-DOM nodes');
}
var id = escape_selector_default(virtualNode.attr('id'));
doc = get_root_node_default2(virtualNode.actualNode);
ref = doc.querySelector('label[for="' + id + '"]');
candidate = ref && visible_default(ref, true);
if (candidate) {
return candidate;
}
}
ref = closest_default(virtualNode, 'label');
candidate = ref && visible_virtual_default(ref, true);
if (candidate) {
return candidate;
}
return null;
}
var label_virtual_default2 = labelVirtual2;
function label(node) {
node = get_node_from_tree_default(node);
return label_virtual_default2(node);
}
var label_default = label;
var nativeElementType = [ {
matches: [ {
nodeName: 'textarea'
}, {
nodeName: 'input',
properties: {
type: [ 'text', 'password', 'search', 'tel', 'email', 'url' ]
}
} ],
namingMethods: 'labelText'
}, {
matches: {
nodeName: 'input',
properties: {
type: [ 'button', 'submit', 'reset' ]
}
},
namingMethods: [ 'valueText', 'titleText', 'buttonDefaultText' ]
}, {
matches: {
nodeName: 'input',
properties: {
type: 'image'
}
},
namingMethods: [ 'altText', 'valueText', 'labelText', 'titleText', 'buttonDefaultText' ]
}, {
matches: 'button',
namingMethods: 'subtreeText'
}, {
matches: 'fieldset',
namingMethods: 'fieldsetLegendText'
}, {
matches: 'OUTPUT',
namingMethods: 'subtreeText'
}, {
matches: [ {
nodeName: 'select'
}, {
nodeName: 'input',
properties: {
type: /^(?!text|password|search|tel|email|url|button|submit|reset)/
}
} ],
namingMethods: 'labelText'
}, {
matches: 'summary',
namingMethods: 'subtreeText'
}, {
matches: 'figure',
namingMethods: [ 'figureText', 'titleText' ]
}, {
matches: 'img',
namingMethods: 'altText'
}, {
matches: 'table',
namingMethods: [ 'tableCaptionText', 'tableSummaryText' ]
}, {
matches: [ 'hr', 'br' ],
namingMethods: [ 'titleText', 'singleSpace' ]
} ];
var native_element_type_default = nativeElementType;
function visibleTextNodes(vNode) {
var parentVisible = _isVisibleOnScreen(vNode);
var nodes = [];
vNode.children.forEach(function(child) {
if (child.actualNode.nodeType === 3) {
if (parentVisible) {
nodes.push(child);
}
} else {
nodes = nodes.concat(visibleTextNodes(child));
}
});
return nodes;
}
var visible_text_nodes_default = visibleTextNodes;
var getVisibleChildTextRects = memoize_default(function getVisibleChildTextRectsMemoized(node) {
var vNode = get_node_from_tree_default(node);
var nodeRect = vNode.boundingClientRect;
var clientRects = [];
var overflowHiddenNodes = get_overflow_hidden_ancestors_default(vNode);
node.childNodes.forEach(function(textNode) {
if (textNode.nodeType !== 3 || sanitize_default(textNode.nodeValue) === '') {
return;
}
var contentRects = getContentRects(textNode);
if (isOutsideNodeBounds(contentRects, nodeRect)) {
return;
}
clientRects.push.apply(clientRects, _toConsumableArray(filterHiddenRects(contentRects, overflowHiddenNodes)));
});
return clientRects.length ? clientRects : [ nodeRect ];
});
var get_visible_child_text_rects_default = getVisibleChildTextRects;
function getContentRects(node) {
var range = document.createRange();
range.selectNodeContents(node);
return Array.from(range.getClientRects());
}
function isOutsideNodeBounds(rects, nodeRect) {
return rects.some(function(rect) {
var centerPoint = _getRectCenter(rect);
return !_isPointInRect(centerPoint, nodeRect);
});
}
function filterHiddenRects(contentRects, overflowHiddenNodes) {
var visibleRects = [];
contentRects.forEach(function(contentRect) {
if (contentRect.width < 1 || contentRect.height < 1) {
return;
}
var visibleRect = overflowHiddenNodes.reduce(function(rect, overflowNode) {
return rect && _getIntersectionRect(rect, overflowNode.boundingClientRect);
}, contentRect);
if (visibleRect) {
visibleRects.push(visibleRect);
}
});
return visibleRects;
}
function getTextElementStack(node) {
_createGrid();
var vNode = get_node_from_tree_default(node);
var grid = vNode._grid;
if (!grid) {
return [];
}
var clientRects = get_visible_child_text_rects_default(node);
return clientRects.map(function(rect) {
return getRectStack(grid, rect);
});
}
var get_text_element_stack_default = getTextElementStack;
var visualRoles = [ 'checkbox', 'img', 'meter', 'progressbar', 'scrollbar', 'radio', 'slider', 'spinbutton', 'textbox' ];
function isVisualContent(el) {
var vNode = el instanceof abstract_virtual_node_default ? el : get_node_from_tree_default(el);
var role = axe.commons.aria.getExplicitRole(vNode);
if (role) {
return visualRoles.indexOf(role) !== -1;
}
switch (vNode.props.nodeName) {
case 'img':
case 'iframe':
case 'object':
case 'video':
case 'audio':
case 'canvas':
case 'svg':
case 'math':
case 'button':
case 'select':
case 'textarea':
case 'keygen':
case 'progress':
case 'meter':
return true;
case 'input':
return vNode.props.type !== 'hidden';
default:
return false;
}
}
var is_visual_content_default = isVisualContent;
var hiddenTextElms = [ 'head', 'title', 'template', 'script', 'style', 'iframe', 'object', 'video', 'audio', 'noscript' ];
function hasChildTextNodes(elm) {
if (hiddenTextElms.includes(elm.props.nodeName)) {
return false;
}
return elm.children.some(function(_ref35) {
var props = _ref35.props;
return props.nodeType === 3 && props.nodeValue.trim();
});
}
function hasContentVirtual(elm, noRecursion, ignoreAria) {
return hasChildTextNodes(elm) || is_visual_content_default(elm.actualNode) || !ignoreAria && !!label_virtual_default(elm) || !noRecursion && elm.children.some(function(child) {
return child.actualNode.nodeType === 1 && hasContentVirtual(child);
});
}
var has_content_virtual_default = hasContentVirtual;
function hasContent(elm, noRecursion, ignoreAria) {
elm = get_node_from_tree_default(elm);
return has_content_virtual_default(elm, noRecursion, ignoreAria);
}
var has_content_default = hasContent;
function _hasLangText(virtualNode) {
if (typeof virtualNode.children === 'undefined' || hasChildTextNodes(virtualNode)) {
return true;
}
if (virtualNode.props.nodeType === 1 && is_visual_content_default(virtualNode)) {
return !!axe.commons.text.accessibleTextVirtual(virtualNode);
}
return virtualNode.children.some(function(child) {
return !child.attr('lang') && _hasLangText(child) && !_isHiddenForEveryone(child);
});
}
function insertedIntoFocusOrder(el) {
var tabIndex = parseInt(el.getAttribute('tabindex'), 10);
return tabIndex > -1 && _isFocusable(el) && !is_natively_focusable_default(el);
}
var inserted_into_focus_order_default = insertedIntoFocusOrder;
function isHiddenWithCSS(node, descendentVisibilityValue) {
var vNode = node instanceof abstract_virtual_node_default ? node : get_node_from_tree_default(node);
var el = node instanceof window.Node ? node : vNode === null || vNode === void 0 ? void 0 : vNode.actualNode;
if (!vNode) {
return _isHiddenWithCSS(el, descendentVisibilityValue);
}
if (vNode._isHiddenWithCSS === void 0) {
vNode._isHiddenWithCSS = _isHiddenWithCSS(el, descendentVisibilityValue);
}
return vNode._isHiddenWithCSS;
}
function _isHiddenWithCSS(el, descendentVisibilityValue) {
if (el.nodeType === 9) {
return false;
}
if (el.nodeType === 11) {
el = el.host;
}
if ([ 'STYLE', 'SCRIPT' ].includes(el.nodeName.toUpperCase())) {
return false;
}
var style = window.getComputedStyle(el, null);
if (!style) {
throw new Error('Style does not exist for the given element.');
}
var displayValue = style.getPropertyValue('display');
if (displayValue === 'none') {
return true;
}
var HIDDEN_VISIBILITY_VALUES = [ 'hidden', 'collapse' ];
var visibilityValue = style.getPropertyValue('visibility');
if (HIDDEN_VISIBILITY_VALUES.includes(visibilityValue) && !descendentVisibilityValue) {
return true;
}
if (HIDDEN_VISIBILITY_VALUES.includes(visibilityValue) && descendentVisibilityValue && HIDDEN_VISIBILITY_VALUES.includes(descendentVisibilityValue)) {
return true;
}
var parent = get_composed_parent_default(el);
if (parent && !HIDDEN_VISIBILITY_VALUES.includes(visibilityValue)) {
return isHiddenWithCSS(parent, visibilityValue);
}
return false;
}
var is_hidden_with_css_default = isHiddenWithCSS;
function isHTML5(doc) {
var node = doc.doctype;
if (node === null) {
return false;
}
return node.name === 'html' && !node.publicId && !node.systemId;
}
var is_html5_default = isHTML5;
function _isInTabOrder(el) {
var vNode = el instanceof abstract_virtual_node_default ? el : get_node_from_tree_default(el);
if (vNode.props.nodeType !== 1) {
return false;
}
var tabindex = parseInt(vNode.attr('tabindex', 10));
if (tabindex <= -1) {
return false;
}
return _isFocusable(vNode);
}
function getRoleType(role) {
var _window3;
if (role instanceof abstract_virtual_node_default || (_window3 = window) !== null && _window3 !== void 0 && _window3.Node && role instanceof window.Node) {
role = axe.commons.aria.getRole(role);
}
var roleDef = standards_default.ariaRoles[role];
return (roleDef === null || roleDef === void 0 ? void 0 : roleDef.type) || null;
}
var get_role_type_default = getRoleType;
function walkDomNode(node, functor) {
if (functor(node.actualNode) !== false) {
node.children.forEach(function(child) {
return walkDomNode(child, functor);
});
}
}
var blockLike = [ 'block', 'list-item', 'table', 'flex', 'grid', 'inline-block' ];
function isBlock(elm) {
var display = window.getComputedStyle(elm).getPropertyValue('display');
return blockLike.includes(display) || display.substr(0, 6) === 'table-';
}
function getBlockParent(node) {
var parentBlock = get_composed_parent_default(node);
while (parentBlock && !isBlock(parentBlock)) {
parentBlock = get_composed_parent_default(parentBlock);
}
return get_node_from_tree_default(parentBlock);
}
function isInTextBlock(node, options) {
if (isBlock(node)) {
return false;
}
var virtualParent = getBlockParent(node);
var parentText = '';
var widgetText = '';
var inBrBlock = 0;
walkDomNode(virtualParent, function(currNode) {
if (inBrBlock === 2) {
return false;
}
if (currNode.nodeType === 3) {
parentText += currNode.nodeValue;
}
if (currNode.nodeType !== 1) {
return;
}
var nodeName2 = (currNode.nodeName || '').toUpperCase();
if (currNode === node) {
inBrBlock = 1;
}
if ([ 'BR', 'HR' ].includes(nodeName2)) {
if (inBrBlock === 0) {
parentText = '';
widgetText = '';
} else {
inBrBlock = 2;
}
} else if (currNode.style.display === 'none' || currNode.style.overflow === 'hidden' || ![ '', null, 'none' ].includes(currNode.style['float']) || ![ '', null, 'relative' ].includes(currNode.style.position)) {
return false;
} else if (get_role_type_default(currNode) === 'widget') {
widgetText += currNode.textContent;
return false;
}
});
parentText = sanitize_default(parentText);
if (options !== null && options !== void 0 && options.noLengthCompare) {
return parentText.length !== 0;
}
widgetText = sanitize_default(widgetText);
return parentText.length > widgetText.length;
}
var is_in_text_block_default = isInTextBlock;
function isModalOpen(options) {
options = options || {};
var modalPercent = options.modalPercent || .75;
if (cache_default.get('isModalOpen')) {
return cache_default.get('isModalOpen');
}
var definiteModals = query_selector_all_filter_default(axe._tree[0], 'dialog, [role=dialog], [aria-modal=true]', _isVisibleOnScreen);
if (definiteModals.length) {
cache_default.set('isModalOpen', true);
return true;
}
var viewport = get_viewport_size_default(window);
var percentWidth = viewport.width * modalPercent;
var percentHeight = viewport.height * modalPercent;
var x = (viewport.width - percentWidth) / 2;
var y = (viewport.height - percentHeight) / 2;
var points = [ {
x: x,
y: y
}, {
x: viewport.width - x,
y: y
}, {
x: viewport.width / 2,
y: viewport.height / 2
}, {
x: x,
y: viewport.height - y
}, {
x: viewport.width - x,
y: viewport.height - y
} ];
var stacks = points.map(function(point) {
return Array.from(document.elementsFromPoint(point.x, point.y));
});
var _loop4 = function _loop4(_i8) {
var modalElement = stacks[_i8].find(function(elm) {
var style = window.getComputedStyle(elm);
return parseInt(style.width, 10) >= percentWidth && parseInt(style.height, 10) >= percentHeight && style.getPropertyValue('pointer-events') !== 'none' && (style.position === 'absolute' || style.position === 'fixed');
});
if (modalElement && stacks.every(function(stack) {
return stack.includes(modalElement);
})) {
cache_default.set('isModalOpen', true);
return {
v: true
};
}
};
for (var _i8 = 0; _i8 < stacks.length; _i8++) {
var _ret = _loop4(_i8);
if (_typeof(_ret) === 'object') {
return _ret.v;
}
}
cache_default.set('isModalOpen', void 0);
return void 0;
}
var is_modal_open_default = isModalOpen;
function _isMultiline(domNode) {
var margin = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 2;
var range = domNode.ownerDocument.createRange();
range.setStart(domNode, 0);
range.setEnd(domNode, domNode.childNodes.length);
var lastLineEnd = 0;
var lineCount = 0;
var _iterator4 = _createForOfIteratorHelper(range.getClientRects()), _step4;
try {
for (_iterator4.s(); !(_step4 = _iterator4.n()).done; ) {
var rect = _step4.value;
if (rect.height <= margin) {
continue;
}
if (lastLineEnd > rect.top + margin) {
lastLineEnd = Math.max(lastLineEnd, rect.bottom);
} else if (lineCount === 0) {
lastLineEnd = rect.bottom;
lineCount++;
} else {
return true;
}
}
} catch (err) {
_iterator4.e(err);
} finally {
_iterator4.f();
}
return false;
}
function isNode(element) {
return element instanceof window.Node;
}
var is_node_default = isNode;
var data = {};
var incompleteData = {
set: function set(key, reason) {
if (typeof key !== 'string') {
throw new Error('Incomplete data: key must be a string');
}
if (reason) {
data[key] = reason;
}
return data[key];
},
get: function get(key) {
return data[key];
},
clear: function clear() {
data = {};
}
};
var incomplete_data_default = incompleteData;
function elementHasImage(elm, style) {
var graphicNodes = [ 'IMG', 'CANVAS', 'OBJECT', 'IFRAME', 'VIDEO', 'SVG' ];
var nodeName2 = elm.nodeName.toUpperCase();
if (graphicNodes.includes(nodeName2)) {
incomplete_data_default.set('bgColor', 'imgNode');
return true;
}
style = style || window.getComputedStyle(elm);
var bgImageStyle = style.getPropertyValue('background-image');
var hasBgImage = bgImageStyle !== 'none';
if (hasBgImage) {
var hasGradient = /gradient/.test(bgImageStyle);
incomplete_data_default.set('bgColor', hasGradient ? 'bgGradient' : 'bgImage');
}
return hasBgImage;
}
var element_has_image_default = elementHasImage;
function convertColorVal(colorFunc, value, index) {
if (/%$/.test(value)) {
if (index === 3) {
return parseFloat(value) / 100;
}
return parseFloat(value) * 255 / 100;
}
if (colorFunc[index] === 'h') {
if (/turn$/.test(value)) {
return parseFloat(value) * 360;
}
if (/rad$/.test(value)) {
return parseFloat(value) * 57.3;
}
}
return parseFloat(value);
}
function hslToRgb(_ref36) {
var _ref37 = _slicedToArray(_ref36, 4), hue = _ref37[0], saturation = _ref37[1], lightness = _ref37[2], alpha = _ref37[3];
saturation /= 255;
lightness /= 255;
var high = (1 - Math.abs(2 * lightness - 1)) * saturation;
var low = high * (1 - Math.abs(hue / 60 % 2 - 1));
var base = lightness - high / 2;
var colors;
if (hue < 60) {
colors = [ high, low, 0 ];
} else if (hue < 120) {
colors = [ low, high, 0 ];
} else if (hue < 180) {
colors = [ 0, high, low ];
} else if (hue < 240) {
colors = [ 0, low, high ];
} else if (hue < 300) {
colors = [ low, 0, high ];
} else {
colors = [ high, 0, low ];
}
return colors.map(function(color) {
return Math.round((color + base) * 255);
}).concat(alpha);
}
function Color(red, green, blue) {
var alpha = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : 1;
this.red = red;
this.green = green;
this.blue = blue;
this.alpha = alpha;
this.toHexString = function toHexString() {
var redString = Math.round(this.red).toString(16);
var greenString = Math.round(this.green).toString(16);
var blueString = Math.round(this.blue).toString(16);
return '#' + (this.red > 15.5 ? redString : '0' + redString) + (this.green > 15.5 ? greenString : '0' + greenString) + (this.blue > 15.5 ? blueString : '0' + blueString);
};
this.toJSON = function toJSON() {
var red2 = this.red, green2 = this.green, blue2 = this.blue, alpha2 = this.alpha;
return {
red: red2,
green: green2,
blue: blue2,
alpha: alpha2
};
};
var hexRegex = /^#[0-9a-f]{3,8}$/i;
var colorFnRegex = /^((?:rgb|hsl)a?)\s*\(([^\)]*)\)/i;
this.parseString = function parseString(colorString) {
if (standards_default.cssColors[colorString] || colorString === 'transparent') {
var _ref38 = standards_default.cssColors[colorString] || [ 0, 0, 0 ], _ref39 = _slicedToArray(_ref38, 3), red2 = _ref39[0], green2 = _ref39[1], blue2 = _ref39[2];
this.red = red2;
this.green = green2;
this.blue = blue2;
this.alpha = colorString === 'transparent' ? 0 : 1;
return this;
}
if (colorString.match(colorFnRegex)) {
this.parseColorFnString(colorString);
return this;
}
if (colorString.match(hexRegex)) {
this.parseHexString(colorString);
return this;
}
throw new Error('Unable to parse color "'.concat(colorString, '"'));
};
this.parseRgbString = function parseRgbString(colorString) {
if (colorString === 'transparent') {
this.red = 0;
this.green = 0;
this.blue = 0;
this.alpha = 0;
return;
}
this.parseColorFnString(colorString);
};
this.parseHexString = function parseHexString(colorString) {
if (!colorString.match(hexRegex) || [ 6, 8 ].includes(colorString.length)) {
return;
}
colorString = colorString.replace('#', '');
if (colorString.length < 6) {
var _colorString = colorString, _colorString2 = _slicedToArray(_colorString, 4), r = _colorString2[0], g = _colorString2[1], b = _colorString2[2], a = _colorString2[3];
colorString = r + r + g + g + b + b;
if (a) {
colorString += a + a;
}
}
var aRgbHex = colorString.match(/.{1,2}/g);
this.red = parseInt(aRgbHex[0], 16);
this.green = parseInt(aRgbHex[1], 16);
this.blue = parseInt(aRgbHex[2], 16);
if (aRgbHex[3]) {
this.alpha = parseInt(aRgbHex[3], 16) / 255;
} else {
this.alpha = 1;
}
};
this.parseColorFnString = function parseColorFnString(colorString) {
var _ref40 = colorString.match(colorFnRegex) || [], _ref41 = _slicedToArray(_ref40, 3), colorFunc = _ref41[1], colorValStr = _ref41[2];
if (!colorFunc || !colorValStr) {
return;
}
var colorVals = colorValStr.split(/\s*[,\/\s]\s*/).map(function(str) {
return str.replace(',', '').trim();
}).filter(function(str) {
return str !== '';
});
var colorNums = colorVals.map(function(val, index) {
return convertColorVal(colorFunc, val, index);
});
if (colorFunc.substr(0, 3) === 'hsl') {
colorNums = hslToRgb(colorNums);
}
this.red = colorNums[0];
this.green = colorNums[1];
this.blue = colorNums[2];
this.alpha = typeof colorNums[3] === 'number' ? colorNums[3] : 1;
};
this.getRelativeLuminance = function getRelativeLuminance() {
var rSRGB = this.red / 255;
var gSRGB = this.green / 255;
var bSRGB = this.blue / 255;
var r = rSRGB <= .03928 ? rSRGB / 12.92 : Math.pow((rSRGB + .055) / 1.055, 2.4);
var g = gSRGB <= .03928 ? gSRGB / 12.92 : Math.pow((gSRGB + .055) / 1.055, 2.4);
var b = bSRGB <= .03928 ? bSRGB / 12.92 : Math.pow((bSRGB + .055) / 1.055, 2.4);
return .2126 * r + .7152 * g + .0722 * b;
};
}
var color_default = Color;
function getOwnBackgroundColor(elmStyle) {
var bgColor = new color_default();
bgColor.parseString(elmStyle.getPropertyValue('background-color'));
if (bgColor.alpha !== 0) {
var opacity = elmStyle.getPropertyValue('opacity');
bgColor.alpha = bgColor.alpha * opacity;
}
return bgColor;
}
var get_own_background_color_default = getOwnBackgroundColor;
function isOpaque(node) {
var style = window.getComputedStyle(node);
return element_has_image_default(node, style) || get_own_background_color_default(style).alpha === 1;
}
var is_opaque_default = isOpaque;
function _isSkipLink(element) {
if (!element.href) {
return false;
}
var firstPageLink = cache_default.get('firstPageLink', generateFirstPageLink);
if (!firstPageLink) {
return true;
}
return element.compareDocumentPosition(firstPageLink.actualNode) === element.DOCUMENT_POSITION_FOLLOWING;
}
function generateFirstPageLink() {
var firstPageLink;
if (!window.location.origin) {
firstPageLink = query_selector_all_default(axe._tree, 'a:not([href^="#"]):not([href^="/#"]):not([href^="javascript:"])')[0];
} else {
firstPageLink = query_selector_all_default(axe._tree, 'a[href]:not([href^="javascript:"])').find(function(link) {
return !_isCurrentPageLink(link.actualNode);
});
}
return firstPageLink || null;
}
var clipRegex2 = /rect\s*\(([0-9]+)px,?\s*([0-9]+)px,?\s*([0-9]+)px,?\s*([0-9]+)px\s*\)/;
var clipPathRegex2 = /(\w+)\((\d+)/;
function isClipped(style) {
var matchesClip = style.getPropertyValue('clip').match(clipRegex2);
var matchesClipPath = style.getPropertyValue('clip-path').match(clipPathRegex2);
if (matchesClip && matchesClip.length === 5) {
var position = style.getPropertyValue('position');
if ([ 'fixed', 'absolute' ].includes(position)) {
return matchesClip[3] - matchesClip[1] <= 0 && matchesClip[2] - matchesClip[4] <= 0;
}
}
if (matchesClipPath) {
var type = matchesClipPath[1];
var value = parseInt(matchesClipPath[2], 10);
switch (type) {
case 'inset':
return value >= 50;
case 'circle':
return value === 0;
default:
}
}
return false;
}
function isAreaVisible(el, screenReader, recursed) {
var mapEl = find_up_default(el, 'map');
if (!mapEl) {
return false;
}
var mapElName = mapEl.getAttribute('name');
if (!mapElName) {
return false;
}
var mapElRootNode = get_root_node_default2(el);
if (!mapElRootNode || mapElRootNode.nodeType !== 9) {
return false;
}
var refs = query_selector_all_default(axe._tree, 'img[usemap="#'.concat(escape_selector_default(mapElName), '"]'));
if (!refs || !refs.length) {
return false;
}
return refs.some(function(_ref42) {
var actualNode = _ref42.actualNode;
return isVisible(actualNode, screenReader, recursed);
});
}
function isVisible(el, screenReader, recursed) {
var _window$Node2;
if (!el) {
throw new TypeError('Cannot determine if element is visible for non-DOM nodes');
}
var vNode = el instanceof abstract_virtual_node_default ? el : get_node_from_tree_default(el);
el = vNode ? vNode.actualNode : el;
var cacheName = '_isVisible' + (screenReader ? 'ScreenReader' : '');
var _ref43 = (_window$Node2 = window.Node) !== null && _window$Node2 !== void 0 ? _window$Node2 : {}, DOCUMENT_NODE = _ref43.DOCUMENT_NODE, DOCUMENT_FRAGMENT_NODE = _ref43.DOCUMENT_FRAGMENT_NODE;
var nodeType = vNode ? vNode.props.nodeType : el.nodeType;
var nodeName2 = vNode ? vNode.props.nodeName : el.nodeName.toLowerCase();
if (vNode && typeof vNode[cacheName] !== 'undefined') {
return vNode[cacheName];
}
if (nodeType === DOCUMENT_NODE) {
return true;
}
if ([ 'style', 'script', 'noscript', 'template' ].includes(nodeName2)) {
return false;
}
if (el && nodeType === DOCUMENT_FRAGMENT_NODE) {
el = el.host;
}
if (screenReader) {
var ariaHiddenValue = vNode ? vNode.attr('aria-hidden') : el.getAttribute('aria-hidden');
if (ariaHiddenValue === 'true') {
return false;
}
}
if (!el) {
var parent2 = vNode.parent;
var visible3 = true;
if (parent2) {
visible3 = isVisible(parent2, screenReader, true);
}
if (vNode) {
vNode[cacheName] = visible3;
}
return visible3;
}
var style = window.getComputedStyle(el, null);
if (style === null) {
return false;
}
if (nodeName2 === 'area') {
return isAreaVisible(el, screenReader, recursed);
}
if (style.getPropertyValue('display') === 'none') {
return false;
}
var elHeight = parseInt(style.getPropertyValue('height'));
var elWidth = parseInt(style.getPropertyValue('width'));
var scroll = _getScroll(el);
var scrollableWithZeroHeight = scroll && elHeight === 0;
var scrollableWithZeroWidth = scroll && elWidth === 0;
var posAbsoluteOverflowHiddenAndSmall = style.getPropertyValue('position') === 'absolute' && (elHeight < 2 || elWidth < 2) && style.getPropertyValue('overflow') === 'hidden';
if (!screenReader && (isClipped(style) || style.getPropertyValue('opacity') === '0' || scrollableWithZeroHeight || scrollableWithZeroWidth || posAbsoluteOverflowHiddenAndSmall)) {
return false;
}
if (!recursed && (style.getPropertyValue('visibility') === 'hidden' || !screenReader && is_offscreen_default(el))) {
return false;
}
var parent = el.assignedSlot ? el.assignedSlot : el.parentNode;
var visible2 = false;
if (parent) {
visible2 = isVisible(parent, screenReader, true);
}
if (vNode) {
vNode[cacheName] = visible2;
}
return visible2;
}
var is_visible_default = isVisible;
function reduceToElementsBelowFloating(elements, targetNode) {
var floatingPositions = [ 'fixed', 'sticky' ];
var finalElements = [];
var targetFound = false;
for (var index = 0; index < elements.length; ++index) {
var currentNode = elements[index];
if (currentNode === targetNode) {
targetFound = true;
}
var style = window.getComputedStyle(currentNode);
if (!targetFound && floatingPositions.indexOf(style.position) !== -1) {
finalElements = [];
continue;
}
finalElements.push(currentNode);
}
return finalElements;
}
var reduce_to_elements_below_floating_default = reduceToElementsBelowFloating;
function _visuallyContains(node, parent) {
var parentScrollAncestor = getScrollAncestor(parent);
do {
var nextScrollAncestor = getScrollAncestor(node);
if (nextScrollAncestor === parentScrollAncestor || nextScrollAncestor === parent) {
return contains2(node, parent);
}
node = nextScrollAncestor;
} while (node);
return false;
}
function getScrollAncestor(node) {
var vNode = get_node_from_tree_default(node);
var ancestor = vNode.parent;
while (ancestor) {
if (_getScroll(ancestor.actualNode)) {
return ancestor.actualNode;
}
ancestor = ancestor.parent;
}
}
function contains2(node, parent) {
var style = window.getComputedStyle(parent);
var overflow = style.getPropertyValue('overflow');
if (style.getPropertyValue('display') === 'inline') {
return true;
}
var clientRects = Array.from(node.getClientRects());
var boundingRect = parent.getBoundingClientRect();
var rect = {
left: boundingRect.left,
top: boundingRect.top,
width: boundingRect.width,
height: boundingRect.height
};
if ([ 'scroll', 'auto' ].includes(overflow) || parent instanceof window.HTMLHtmlElement) {
rect.width = parent.scrollWidth;
rect.height = parent.scrollHeight;
}
if (clientRects.length === 1 && overflow === 'hidden' && style.getPropertyValue('white-space') === 'nowrap') {
clientRects[0] = rect;
}
return clientRects.some(function(clientRect) {
return !(Math.ceil(clientRect.left) < Math.floor(rect.left) || Math.ceil(clientRect.top) < Math.floor(rect.top) || Math.floor(clientRect.left + clientRect.width) > Math.ceil(rect.left + rect.width) || Math.floor(clientRect.top + clientRect.height) > Math.ceil(rect.top + rect.height));
});
}
function shadowElementsFromPoint(nodeX, nodeY) {
var root = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : document;
var i = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : 0;
if (i > 999) {
throw new Error('Infinite loop detected');
}
return Array.from(root.elementsFromPoint(nodeX, nodeY) || []).filter(function(nodes) {
return get_root_node_default2(nodes) === root;
}).reduce(function(stack, elm) {
if (is_shadow_root_default(elm)) {
var shadowStack = shadowElementsFromPoint(nodeX, nodeY, elm.shadowRoot, i + 1);
stack = stack.concat(shadowStack);
if (stack.length && _visuallyContains(stack[0], elm)) {
stack.push(elm);
}
} else {
stack.push(elm);
}
return stack;
}, []);
}
var shadow_elements_from_point_default = shadowElementsFromPoint;
function urlPropsFromAttribute(node, attribute) {
if (!node.hasAttribute(attribute)) {
return void 0;
}
var nodeName2 = node.nodeName.toUpperCase();
var parser2 = node;
if (![ 'A', 'AREA' ].includes(nodeName2) || node.ownerSVGElement) {
parser2 = document.createElement('a');
parser2.href = node.getAttribute(attribute);
}
var protocol = [ 'https:', 'ftps:' ].includes(parser2.protocol) ? parser2.protocol.replace(/s:$/, ':') : parser2.protocol;
var parserPathname = /^\//.test(parser2.pathname) ? parser2.pathname : '/'.concat(parser2.pathname);
var _getPathnameOrFilenam = getPathnameOrFilename(parserPathname), pathname = _getPathnameOrFilenam.pathname, filename = _getPathnameOrFilenam.filename;
return {
protocol: protocol,
hostname: parser2.hostname,
port: getPort(parser2.port),
pathname: /\/$/.test(pathname) ? pathname : ''.concat(pathname, '/'),
search: getSearchPairs(parser2.search),
hash: getHashRoute(parser2.hash),
filename: filename
};
}
function getPort(port) {
var excludePorts = [ '443', '80' ];
return !excludePorts.includes(port) ? port : '';
}
function getPathnameOrFilename(pathname) {
var filename = pathname.split('/').pop();
if (!filename || filename.indexOf('.') === -1) {
return {
pathname: pathname,
filename: ''
};
}
return {
pathname: pathname.replace(filename, ''),
filename: /index./.test(filename) ? '' : filename
};
}
function getSearchPairs(searchStr) {
var query = {};
if (!searchStr || !searchStr.length) {
return query;
}
var pairs = searchStr.substring(1).split('&');
if (!pairs || !pairs.length) {
return query;
}
for (var index = 0; index < pairs.length; index++) {
var pair = pairs[index];
var _pair$split = pair.split('='), _pair$split2 = _slicedToArray(_pair$split, 2), key = _pair$split2[0], _pair$split2$ = _pair$split2[1], value = _pair$split2$ === void 0 ? '' : _pair$split2$;
query[decodeURIComponent(key)] = decodeURIComponent(value);
}
return query;
}
function getHashRoute(hash) {
if (!hash) {
return '';
}
var hashRegex = /#!?\/?/g;
var hasMatch = hash.match(hashRegex);
if (!hasMatch) {
return '';
}
var _hasMatch = _slicedToArray(hasMatch, 1), matchedStr = _hasMatch[0];
if (matchedStr === '#') {
return '';
}
return hash;
}
var url_props_from_attribute_default = urlPropsFromAttribute;
function visuallyOverlaps(rect, parent) {
var parentRect = parent.getBoundingClientRect();
var parentTop = parentRect.top;
var parentLeft = parentRect.left;
var parentScrollArea = {
top: parentTop - parent.scrollTop,
bottom: parentTop - parent.scrollTop + parent.scrollHeight,
left: parentLeft - parent.scrollLeft,
right: parentLeft - parent.scrollLeft + parent.scrollWidth
};
if (rect.left > parentScrollArea.right && rect.left > parentRect.right || rect.top > parentScrollArea.bottom && rect.top > parentRect.bottom || rect.right < parentScrollArea.left && rect.right < parentRect.left || rect.bottom < parentScrollArea.top && rect.bottom < parentRect.top) {
return false;
}
var style = window.getComputedStyle(parent);
if (rect.left > parentRect.right || rect.top > parentRect.bottom) {
return style.overflow === 'scroll' || style.overflow === 'auto' || parent instanceof window.HTMLBodyElement || parent instanceof window.HTMLHtmlElement;
}
return true;
}
var visually_overlaps_default = visuallyOverlaps;
var isXHTMLGlobal;
var nodeIndex = 0;
var VirtualNode = function(_abstract_virtual_nod) {
_inherits(VirtualNode, _abstract_virtual_nod);
var _super = _createSuper(VirtualNode);
function VirtualNode(node, parent, shadowId) {
var _this;
_classCallCheck(this, VirtualNode);
_this = _super.call(this);
_this.shadowId = shadowId;
_this.children = [];
_this.actualNode = node;
_this.parent = parent;
if (!parent) {
nodeIndex = 0;
}
_this.nodeIndex = nodeIndex++;
_this._isHidden = null;
_this._cache = {};
if (typeof isXHTMLGlobal === 'undefined') {
isXHTMLGlobal = is_xhtml_default(node.ownerDocument);
}
_this._isXHTML = isXHTMLGlobal;
if (node.nodeName.toLowerCase() === 'input') {
var type = node.getAttribute('type');
type = _this._isXHTML ? type : (type || '').toLowerCase();
if (!valid_input_type_default().includes(type)) {
type = 'text';
}
_this._type = type;
}
if (cache_default.get('nodeMap')) {
cache_default.get('nodeMap').set(node, _assertThisInitialized(_this));
}
return _this;
}
_createClass(VirtualNode, [ {
key: 'props',
get: function get() {
if (!this._cache.hasOwnProperty('props')) {
var _this$actualNode = this.actualNode, nodeType = _this$actualNode.nodeType, nodeName2 = _this$actualNode.nodeName, id = _this$actualNode.id, multiple = _this$actualNode.multiple, nodeValue = _this$actualNode.nodeValue, value = _this$actualNode.value, selected = _this$actualNode.selected;
this._cache.props = {
nodeType: nodeType,
nodeName: this._isXHTML ? nodeName2 : nodeName2.toLowerCase(),
id: id,
type: this._type,
multiple: multiple,
nodeValue: nodeValue,
value: value,
selected: selected
};
}
return this._cache.props;
}
}, {
key: 'attr',
value: function attr(attrName) {
if (typeof this.actualNode.getAttribute !== 'function') {
return null;
}
return this.actualNode.getAttribute(attrName);
}
}, {
key: 'hasAttr',
value: function hasAttr(attrName) {
if (typeof this.actualNode.hasAttribute !== 'function') {
return false;
}
return this.actualNode.hasAttribute(attrName);
}
}, {
key: 'attrNames',
get: function get() {
if (!this._cache.hasOwnProperty('attrNames')) {
var attrs;
if (this.actualNode.attributes instanceof window.NamedNodeMap) {
attrs = this.actualNode.attributes;
} else {
attrs = this.actualNode.cloneNode(false).attributes;
}
this._cache.attrNames = Array.from(attrs).map(function(attr) {
return attr.name;
});
}
return this._cache.attrNames;
}
}, {
key: 'getComputedStylePropertyValue',
value: function getComputedStylePropertyValue(property) {
var key = 'computedStyle_' + property;
if (!this._cache.hasOwnProperty(key)) {
if (!this._cache.hasOwnProperty('computedStyle')) {
this._cache.computedStyle = window.getComputedStyle(this.actualNode);
}
this._cache[key] = this._cache.computedStyle.getPropertyValue(property);
}
return this._cache[key];
}
}, {
key: 'isFocusable',
get: function get() {
if (!this._cache.hasOwnProperty('isFocusable')) {
this._cache.isFocusable = _isFocusable(this.actualNode);
}
return this._cache.isFocusable;
}
}, {
key: 'tabbableElements',
get: function get() {
if (!this._cache.hasOwnProperty('tabbableElements')) {
this._cache.tabbableElements = get_tabbable_elements_default(this);
}
return this._cache.tabbableElements;
}
}, {
key: 'clientRects',
get: function get() {
if (!this._cache.hasOwnProperty('clientRects')) {
this._cache.clientRects = Array.from(this.actualNode.getClientRects()).filter(function(rect) {
return rect.width > 0;
});
}
return this._cache.clientRects;
}
}, {
key: 'boundingClientRect',
get: function get() {
if (!this._cache.hasOwnProperty('boundingClientRect')) {
this._cache.boundingClientRect = this.actualNode.getBoundingClientRect();
}
return this._cache.boundingClientRect;
}
} ]);
return VirtualNode;
}(abstract_virtual_node_default);
var virtual_node_default = VirtualNode;
function tokenList(str) {
return (str || '').trim().replace(/\s{2,}/g, ' ').split(' ');
}
var token_list_default = tokenList;
var idsKey = ' [idsMap]';
function getNodesMatchingExpression(domTree, expressions, filter) {
var selectorMap = domTree[0]._selectorMap;
if (!selectorMap) {
return;
}
var shadowId = domTree[0].shadowId;
for (var _i9 = 0; _i9 < expressions.length; _i9++) {
if (expressions[_i9].length > 1 && expressions[_i9].some(function(expression) {
return isGlobalSelector(expression);
})) {
return;
}
}
var nodeSet = new Set();
expressions.forEach(function(expression) {
var _matchingNodes$nodes;
var matchingNodes = findMatchingNodes(expression, selectorMap, shadowId);
matchingNodes === null || matchingNodes === void 0 ? void 0 : (_matchingNodes$nodes = matchingNodes.nodes) === null || _matchingNodes$nodes === void 0 ? void 0 : _matchingNodes$nodes.forEach(function(node) {
if (matchingNodes.isComplexSelector && !_matchesExpression(node, expression)) {
return;
}
nodeSet.add(node);
});
});
var matchedNodes = [];
nodeSet.forEach(function(node) {
return matchedNodes.push(node);
});
if (filter) {
matchedNodes = matchedNodes.filter(filter);
}
return matchedNodes.sort(function(a, b) {
return a.nodeIndex - b.nodeIndex;
});
}
function findMatchingNodes(expression, selectorMap, shadowId) {
var exp = expression[expression.length - 1];
var nodes = null;
var isComplexSelector = expression.length > 1 || !!exp.pseudos || !!exp.classes;
if (isGlobalSelector(exp)) {
nodes = selectorMap['*'];
} else {
if (exp.id) {
var _selectorMap$idsKey$e;
if (!selectorMap[idsKey] || !((_selectorMap$idsKey$e = selectorMap[idsKey][exp.id]) !== null && _selectorMap$idsKey$e !== void 0 && _selectorMap$idsKey$e.length)) {
return;
}
nodes = selectorMap[idsKey][exp.id].filter(function(node) {
return node.shadowId === shadowId;
});
}
if (exp.tag && exp.tag !== '*') {
var _selectorMap$exp$tag;
if (!((_selectorMap$exp$tag = selectorMap[exp.tag]) !== null && _selectorMap$exp$tag !== void 0 && _selectorMap$exp$tag.length)) {
return;
}
var cachedNodes = selectorMap[exp.tag];
nodes = nodes ? getSharedValues(cachedNodes, nodes) : cachedNodes;
}
if (exp.classes) {
var _selectorMap$Class;
if (!((_selectorMap$Class = selectorMap['[class]']) !== null && _selectorMap$Class !== void 0 && _selectorMap$Class.length)) {
return;
}
var _cachedNodes = selectorMap['[class]'];
nodes = nodes ? getSharedValues(_cachedNodes, nodes) : _cachedNodes;
}
if (exp.attributes) {
for (var _i10 = 0; _i10 < exp.attributes.length; _i10++) {
var _selectorMap;
var attr = exp.attributes[_i10];
if (attr.type === 'attrValue') {
isComplexSelector = true;
}
if (!((_selectorMap = selectorMap['['.concat(attr.key, ']')]) !== null && _selectorMap !== void 0 && _selectorMap.length)) {
return;
}
var _cachedNodes2 = selectorMap['['.concat(attr.key, ']')];
nodes = nodes ? getSharedValues(_cachedNodes2, nodes) : _cachedNodes2;
}
}
}
return {
nodes: nodes,
isComplexSelector: isComplexSelector
};
}
function isGlobalSelector(expression) {
return expression.tag === '*' && !expression.attributes && !expression.id && !expression.classes;
}
function getSharedValues(a, b) {
return a.filter(function(node) {
return b.includes(node);
});
}
function cacheSelector(key, vNode, map) {
map[key] = map[key] || [];
map[key].push(vNode);
}
function cacheNodeSelectors(vNode, selectorMap) {
if (vNode.props.nodeType !== 1) {
return;
}
cacheSelector(vNode.props.nodeName, vNode, selectorMap);
cacheSelector('*', vNode, selectorMap);
vNode.attrNames.forEach(function(attrName) {
if (attrName === 'id') {
selectorMap[idsKey] = selectorMap[idsKey] || {};
token_list_default(vNode.attr(attrName)).forEach(function(value) {
cacheSelector(value, vNode, selectorMap[idsKey]);
});
}
cacheSelector('['.concat(attrName, ']'), vNode, selectorMap);
});
}
var hasShadowRoot;
function getSlotChildren(node) {
var retVal = [];
node = node.firstChild;
while (node) {
retVal.push(node);
node = node.nextSibling;
}
return retVal;
}
function createNode(node, parent, shadowId) {
var vNode = new virtual_node_default(node, parent, shadowId);
cacheNodeSelectors(vNode, cache_default.get('selectorMap'));
return vNode;
}
function flattenTree(node, shadowId, parent) {
var retVal, realArray, nodeName2;
function reduceShadowDOM(res, child, parent2) {
var replacements = flattenTree(child, shadowId, parent2);
if (replacements) {
res = res.concat(replacements);
}
return res;
}
if (node.documentElement) {
node = node.documentElement;
}
nodeName2 = node.nodeName.toLowerCase();
if (is_shadow_root_default(node)) {
hasShadowRoot = true;
retVal = createNode(node, parent, shadowId);
shadowId = 'a' + Math.random().toString().substring(2);
realArray = Array.from(node.shadowRoot.childNodes);
retVal.children = realArray.reduce(function(res, child) {
return reduceShadowDOM(res, child, retVal);
}, []);
return [ retVal ];
} else {
if (nodeName2 === 'content' && typeof node.getDistributedNodes === 'function') {
realArray = Array.from(node.getDistributedNodes());
return realArray.reduce(function(res, child) {
return reduceShadowDOM(res, child, parent);
}, []);
} else if (nodeName2 === 'slot' && typeof node.assignedNodes === 'function') {
realArray = Array.from(node.assignedNodes());
if (!realArray.length) {
realArray = getSlotChildren(node);
}
var styl = window.getComputedStyle(node);
if (false) {
retVal = createNode(node, parent, shadowId);
retVal.children = realArray.reduce(function(res, child) {
return reduceShadowDOM(res, child, retVal);
}, []);
return [ retVal ];
} else {
return realArray.reduce(function(res, child) {
return reduceShadowDOM(res, child, parent);
}, []);
}
} else {
if (node.nodeType === 1) {
retVal = createNode(node, parent, shadowId);
realArray = Array.from(node.childNodes);
retVal.children = realArray.reduce(function(res, child) {
return reduceShadowDOM(res, child, retVal);
}, []);
return [ retVal ];
} else if (node.nodeType === 3) {
return [ createNode(node, parent) ];
}
return void 0;
}
}
}
function getFlattenedTree() {
var node = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : document.documentElement;
var shadowId = arguments.length > 1 ? arguments[1] : undefined;
hasShadowRoot = false;
var selectorMap = {};
cache_default.set('nodeMap', new WeakMap());
cache_default.set('selectorMap', selectorMap);
var tree = flattenTree(node, shadowId, null);
tree[0]._selectorMap = selectorMap;
tree[0]._hasShadowRoot = hasShadowRoot;
return tree;
}
var get_flattened_tree_default = getFlattenedTree;
function getBaseLang(lang) {
if (!lang) {
return '';
}
return lang.trim().split('-')[0].toLowerCase();
}
var get_base_lang_default = getBaseLang;
function failureSummary(nodeData) {
var failingChecks = {};
failingChecks.none = nodeData.none.concat(nodeData.all);
failingChecks.any = nodeData.any;
return Object.keys(failingChecks).map(function(key) {
if (!failingChecks[key].length) {
return;
}
var sum = axe._audit.data.failureSummaries[key];
if (sum && typeof sum.failureMessage === 'function') {
return sum.failureMessage(failingChecks[key].map(function(check) {
return check.message || '';
}));
}
}).filter(function(i) {
return i !== void 0;
}).join('\n\n');
}
var failure_summary_default = failureSummary;
function incompleteFallbackMessage() {
var incompleteFallbackMessage2 = axe._audit.data.incompleteFallbackMessage;
if (typeof incompleteFallbackMessage2 === 'function') {
incompleteFallbackMessage2 = incompleteFallbackMessage2();
}
if (typeof incompleteFallbackMessage2 !== 'string') {
return '';
}
return incompleteFallbackMessage2;
}
function normalizeRelatedNodes(node, options) {
[ 'any', 'all', 'none' ].forEach(function(type) {
if (!Array.isArray(node[type])) {
return;
}
node[type].filter(function(checkRes) {
return Array.isArray(checkRes.relatedNodes);
}).forEach(function(checkRes) {
checkRes.relatedNodes = checkRes.relatedNodes.map(function(relatedNode) {
var _relatedNode$source;
var res = {
html: (_relatedNode$source = relatedNode === null || relatedNode === void 0 ? void 0 : relatedNode.source) !== null && _relatedNode$source !== void 0 ? _relatedNode$source : 'Undefined'
};
if (options.elementRef && !(relatedNode !== null && relatedNode !== void 0 && relatedNode.fromFrame)) {
var _relatedNode$element;
res.element = (_relatedNode$element = relatedNode === null || relatedNode === void 0 ? void 0 : relatedNode.element) !== null && _relatedNode$element !== void 0 ? _relatedNode$element : null;
}
if (options.selectors !== false || relatedNode !== null && relatedNode !== void 0 && relatedNode.fromFrame) {
var _relatedNode$selector;
res.target = (_relatedNode$selector = relatedNode === null || relatedNode === void 0 ? void 0 : relatedNode.selector) !== null && _relatedNode$selector !== void 0 ? _relatedNode$selector : [ ':root' ];
}
if (options.ancestry) {
var _relatedNode$ancestry;
res.ancestry = (_relatedNode$ancestry = relatedNode === null || relatedNode === void 0 ? void 0 : relatedNode.ancestry) !== null && _relatedNode$ancestry !== void 0 ? _relatedNode$ancestry : [ ':root' ];
}
if (options.xpath) {
var _relatedNode$xpath;
res.xpath = (_relatedNode$xpath = relatedNode === null || relatedNode === void 0 ? void 0 : relatedNode.xpath) !== null && _relatedNode$xpath !== void 0 ? _relatedNode$xpath : [ '/' ];
}
return res;
});
});
});
}
var resultKeys = constants_default.resultGroups;
function processAggregate(results, options) {
var resultObject = axe.utils.aggregateResult(results);
resultKeys.forEach(function(key) {
if (options.resultTypes && !options.resultTypes.includes(key)) {
(resultObject[key] || []).forEach(function(ruleResult) {
if (Array.isArray(ruleResult.nodes) && ruleResult.nodes.length > 0) {
ruleResult.nodes = [ ruleResult.nodes[0] ];
}
});
}
resultObject[key] = (resultObject[key] || []).map(function(ruleResult) {
ruleResult = Object.assign({}, ruleResult);
if (Array.isArray(ruleResult.nodes) && ruleResult.nodes.length > 0) {
ruleResult.nodes = ruleResult.nodes.map(function(subResult) {
if (_typeof(subResult.node) === 'object') {
subResult.html = subResult.node.source;
if (options.elementRef && !subResult.node.fromFrame) {
subResult.element = subResult.node.element;
}
if (options.selectors !== false || subResult.node.fromFrame) {
subResult.target = subResult.node.selector;
}
if (options.ancestry) {
subResult.ancestry = subResult.node.ancestry;
}
if (options.xpath) {
subResult.xpath = subResult.node.xpath;
}
}
delete subResult.result;
delete subResult.node;
normalizeRelatedNodes(subResult, options);
return subResult;
});
}
resultKeys.forEach(function(key2) {
return delete ruleResult[key2];
});
delete ruleResult.pageLevel;
delete ruleResult.result;
return ruleResult;
});
});
return resultObject;
}
var process_aggregate_default = processAggregate;
var dataRegex = /\$\{\s?data\s?\}/g;
function substitute(str, data2) {
if (typeof data2 === 'string') {
return str.replace(dataRegex, data2);
}
for (var prop in data2) {
if (data2.hasOwnProperty(prop)) {
var regex = new RegExp('\\${\\s?data\\.' + prop + '\\s?}', 'g');
var replace = typeof data2[prop] === 'undefined' ? '' : String(data2[prop]);
str = str.replace(regex, replace);
}
}
return str;
}
function processMessage(message, data2) {
if (!message) {
return;
}
if (Array.isArray(data2)) {
data2.values = data2.join(', ');
if (typeof message.singular === 'string' && typeof message.plural === 'string') {
var str2 = data2.length === 1 ? message.singular : message.plural;
return substitute(str2, data2);
}
return substitute(message, data2);
}
if (typeof message === 'string') {
return substitute(message, data2);
}
if (typeof data2 === 'string') {
var _str = message[data2];
return substitute(_str, data2);
}
var str = message['default'] || incompleteFallbackMessage();
if (data2 && data2.messageKey && message[data2.messageKey]) {
str = message[data2.messageKey];
}
return processMessage(str, data2);
}
var process_message_default = processMessage;
function getCheckMessage(checkId, type, data2) {
var check = axe._audit.data.checks[checkId];
if (!check) {
throw new Error('Cannot get message for unknown check: '.concat(checkId, '.'));
}
if (!check.messages[type]) {
throw new Error('Check "'.concat(checkId, '"" does not have a "').concat(type, '" message.'));
}
return process_message_default(check.messages[type], data2);
}
var get_check_message_default = getCheckMessage;
function getCheckOption(check, ruleID, options) {
var ruleCheckOption = ((options.rules && options.rules[ruleID] || {}).checks || {})[check.id];
var checkOption = (options.checks || {})[check.id];
var enabled = check.enabled;
var opts = check.options;
if (checkOption) {
if (checkOption.hasOwnProperty('enabled')) {
enabled = checkOption.enabled;
}
if (checkOption.hasOwnProperty('options')) {
opts = checkOption.options;
}
}
if (ruleCheckOption) {
if (ruleCheckOption.hasOwnProperty('enabled')) {
enabled = ruleCheckOption.enabled;
}
if (ruleCheckOption.hasOwnProperty('options')) {
opts = ruleCheckOption.options;
}
}
return {
enabled: enabled,
options: opts,
absolutePaths: options.absolutePaths
};
}
var get_check_option_default = getCheckOption;
function _getEnvironmentData() {
var _win$location;
var metadata = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;
var win = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : window;
if (metadata && _typeof(metadata) === 'object') {
return metadata;
} else if (_typeof(win) !== 'object') {
return {};
}
return {
testEngine: {
name: 'axe-core',
version: axe.version
},
testRunner: {
name: axe._audit.brand
},
testEnvironment: getTestEnvironment(win),
timestamp: new Date().toISOString(),
url: (_win$location = win.location) === null || _win$location === void 0 ? void 0 : _win$location.href
};
}
function getTestEnvironment(win) {
if (!win.navigator || _typeof(win.navigator) !== 'object') {
return {};
}
var navigator = win.navigator, innerHeight = win.innerHeight, innerWidth = win.innerWidth;
var _ref44 = getOrientation(win) || {}, angle = _ref44.angle, type = _ref44.type;
return {
userAgent: navigator.userAgent,
windowWidth: innerWidth,
windowHeight: innerHeight,
orientationAngle: angle,
orientationType: type
};
}
function getOrientation(_ref45) {
var screen = _ref45.screen;
return screen.orientation || screen.msOrientation || screen.mozOrientation;
}
function createFrameContext(frame, _ref46) {
var focusable = _ref46.focusable, page = _ref46.page;
return {
node: frame,
include: [],
exclude: [],
initiator: false,
focusable: focusable && frameFocusable(frame),
size: getBoundingSize(frame),
page: page
};
}
function frameFocusable(frame) {
var tabIndex = frame.getAttribute('tabindex');
if (!tabIndex) {
return true;
}
var _int = parseInt(tabIndex, 10);
return isNaN(_int) || _int >= 0;
}
function getBoundingSize(domNode) {
var width = parseInt(domNode.getAttribute('width'), 10);
var height = parseInt(domNode.getAttribute('height'), 10);
if (isNaN(width) || isNaN(height)) {
var rect = domNode.getBoundingClientRect();
width = isNaN(width) ? rect.width : width;
height = isNaN(height) ? rect.height : height;
}
return {
width: width,
height: height
};
}
function normalizeContext(contextSpec) {
if (isContextObject(contextSpec)) {
var msg = ' must be used inside include or exclude. It should not be on the same object.';
assert2(!objectHasOwn(contextSpec, 'fromFrames'), 'fromFrames' + msg);
assert2(!objectHasOwn(contextSpec, 'fromShadowDom'), 'fromShadowDom' + msg);
} else if (isContextProp(contextSpec)) {
contextSpec = {
include: contextSpec,
exclude: []
};
} else {
return {
include: [ document ],
exclude: []
};
}
var include = normalizeContextList(contextSpec.include);
if (include.length === 0) {
include.push(document);
}
var exclude = normalizeContextList(contextSpec.exclude);
return {
include: include,
exclude: exclude
};
}
function isContextSpec(contextSpec) {
return isContextObject(contextSpec) || isContextProp(contextSpec);
}
function normalizeContextList() {
var selectorList = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : [];
var normalizedList = [];
if (!isArrayLike(selectorList)) {
selectorList = [ selectorList ];
}
for (var _i11 = 0; _i11 < selectorList.length; _i11++) {
var normalizedSelector = normalizeContextSelector(selectorList[_i11]);
if (normalizedSelector) {
normalizedList.push(normalizedSelector);
}
}
return normalizedList;
}
function normalizeContextSelector(selector) {
if (selector instanceof window.Node) {
return selector;
}
if (typeof selector === 'string') {
return [ selector ];
}
if (isLabelledFramesSelector(selector)) {
assertLabelledFrameSelector(selector);
selector = selector.fromFrames;
} else if (isLabelledShadowDomSelector(selector)) {
selector = [ selector ];
}
return normalizeFrameSelectors(selector);
}
function normalizeFrameSelectors(frameSelectors) {
if (!Array.isArray(frameSelectors)) {
return;
}
var normalizedSelectors = [];
var _iterator5 = _createForOfIteratorHelper(frameSelectors), _step5;
try {
for (_iterator5.s(); !(_step5 = _iterator5.n()).done; ) {
var selector = _step5.value;
if (isLabelledShadowDomSelector(selector)) {
assertLabelledShadowDomSelector(selector);
selector = selector.fromShadowDom;
}
if (typeof selector !== 'string' && !isShadowSelector(selector)) {
return;
}
normalizedSelectors.push(selector);
}
} catch (err) {
_iterator5.e(err);
} finally {
_iterator5.f();
}
return normalizedSelectors;
}
function isContextObject(contextSpec) {
return [ 'include', 'exclude' ].some(function(prop) {
return objectHasOwn(contextSpec, prop) && isContextProp(contextSpec[prop]);
});
}
function isContextProp(contextList) {
return typeof contextList === 'string' || contextList instanceof window.Node || isLabelledFramesSelector(contextList) || isLabelledShadowDomSelector(contextList) || isArrayLike(contextList);
}
function isLabelledFramesSelector(selector) {
return objectHasOwn(selector, 'fromFrames');
}
function isLabelledShadowDomSelector(selector) {
return objectHasOwn(selector, 'fromShadowDom');
}
function assertLabelledFrameSelector(selector) {
assert2(Array.isArray(selector.fromFrames), 'fromFrames property must be an array');
assert2(selector.fromFrames.every(function(selector2) {
return !objectHasOwn(selector2, 'fromFrames');
}), 'Invalid context; fromFrames selector must be appended, rather than nested');
assert2(!objectHasOwn(selector, 'fromShadowDom'), 'fromFrames and fromShadowDom cannot be used on the same object');
}
function assertLabelledShadowDomSelector(selector) {
assert2(Array.isArray(selector.fromShadowDom), 'fromShadowDom property must be an array');
assert2(selector.fromShadowDom.every(function(selector2) {
return !objectHasOwn(selector2, 'fromFrames');
}), 'shadow selector must be inside fromFrame instead');
assert2(selector.fromShadowDom.every(function(selector2) {
return !objectHasOwn(selector2, 'fromShadowDom');
}), 'fromShadowDom selector must be appended, rather than nested');
}
function isShadowSelector(selector) {
return Array.isArray(selector) && selector.every(function(str) {
return typeof str === 'string';
});
}
function isArrayLike(arr) {
return arr && _typeof(arr) === 'object' && typeof arr.length === 'number' && arr instanceof window.Node === false;
}
function assert2(bool, str) {
assert_default(bool, 'Invalid context; '.concat(str, '\nSee: https://github.com/dequelabs/axe-core/blob/master/doc/context.md'));
}
function objectHasOwn(obj, prop) {
if (!obj || _typeof(obj) !== 'object') {
return false;
}
return Object.prototype.hasOwnProperty.call(obj, prop);
}
function parseSelectorArray(context, type) {
var result = [];
for (var _i12 = 0, l = context[type].length; _i12 < l; _i12++) {
var item = context[type][_i12];
if (item instanceof window.Node) {
if (item.documentElement instanceof window.Node) {
result.push(context.flatTree[0]);
} else {
result.push(get_node_from_tree_default(item));
}
} else if (item && item.length) {
if (item.length > 1) {
pushUniqueFrameSelector(context, type, item);
} else {
var nodeList = _shadowSelectAll(item[0]);
result.push.apply(result, _toConsumableArray(nodeList.map(function(node) {
return get_node_from_tree_default(node);
})));
}
}
}
return result.filter(function(r) {
return r;
});
}
function pushUniqueFrameSelector(context, type, selectorArray) {
context.frames = context.frames || [];
var frameSelector = selectorArray.shift();
var frames = _shadowSelectAll(frameSelector);
frames.forEach(function(frame) {
var frameContext = context.frames.find(function(result) {
return result.node === frame;
});
if (!frameContext) {
frameContext = createFrameContext(frame, context);
context.frames.push(frameContext);
}
frameContext[type].push(selectorArray);
});
}
function Context(spec, flatTree) {
var _spec, _spec2, _spec3, _spec4, _this2 = this;
spec = clone_default(spec);
this.frames = [];
this.page = typeof ((_spec = spec) === null || _spec === void 0 ? void 0 : _spec.page) === 'boolean' ? spec.page : void 0;
this.initiator = typeof ((_spec2 = spec) === null || _spec2 === void 0 ? void 0 : _spec2.initiator) === 'boolean' ? spec.initiator : true;
this.focusable = typeof ((_spec3 = spec) === null || _spec3 === void 0 ? void 0 : _spec3.focusable) === 'boolean' ? spec.focusable : true;
this.size = _typeof((_spec4 = spec) === null || _spec4 === void 0 ? void 0 : _spec4.size) === 'object' ? spec.size : {};
spec = normalizeContext(spec);
this.flatTree = flatTree !== null && flatTree !== void 0 ? flatTree : get_flattened_tree_default(getRootNode2(spec));
this.exclude = spec.exclude;
this.include = spec.include;
this.include = parseSelectorArray(this, 'include');
this.exclude = parseSelectorArray(this, 'exclude');
_select('frame, iframe', this).forEach(function(frame) {
if (_isNodeInContext(frame, _this2)) {
pushUniqueFrame(_this2, frame.actualNode);
}
});
if (typeof this.page === 'undefined') {
this.page = isPageContext(this);
this.frames.forEach(function(frame) {
frame.page = _this2.page;
});
}
validateContext(this);
if (!Array.isArray(this.include)) {
this.include = Array.from(this.include);
}
this.include.sort(node_sorter_default);
}
function pushUniqueFrame(context, frame) {
if (!_isVisibleToScreenReaders(frame) || find_by_default(context.frames, 'node', frame)) {
return;
}
context.frames.push(createFrameContext(frame, context));
}
function isPageContext(_ref47) {
var include = _ref47.include;
return include.length === 1 && include[0].actualNode === document.documentElement;
}
function validateContext(context) {
if (context.include.length === 0 && context.frames.length === 0) {
var env = _respondable.isInFrame() ? 'frame' : 'page';
throw new Error('No elements found for include in ' + env + ' Context');
}
}
function getRootNode2(_ref48) {
var include = _ref48.include, exclude = _ref48.exclude;
var selectors = Array.from(include).concat(Array.from(exclude));
for (var _i13 = 0; _i13 < selectors.length; _i13++) {
var item = selectors[_i13];
if (item instanceof window.Element) {
return item.ownerDocument.documentElement;
}
if (item instanceof window.Document) {
return item.documentElement;
}
}
return document.documentElement;
}
function _getFrameContexts(context) {
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
if (options.iframes === false) {
return [];
}
var _Context = new Context(context), frames = _Context.frames;
return frames.map(function(_ref49) {
var node = _ref49.node, frameContext = _objectWithoutProperties(_ref49, _excluded7);
frameContext.initiator = false;
var frameSelector = _getAncestry(node);
return {
frameSelector: frameSelector,
frameContext: frameContext
};
});
}
function getRule(ruleId) {
var rule = axe._audit.rules.find(function(rule2) {
return rule2.id === ruleId;
});
if (!rule) {
throw new Error('Cannot find rule by id: '.concat(ruleId));
}
return rule;
}
var get_rule_default = getRule;
function _getScroll(elm) {
var buffer = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
var overflowX = elm.scrollWidth > elm.clientWidth + buffer;
var overflowY = elm.scrollHeight > elm.clientHeight + buffer;
if (!(overflowX || overflowY)) {
return;
}
var style = window.getComputedStyle(elm);
var scrollableX = isScrollable(style, 'overflow-x');
var scrollableY = isScrollable(style, 'overflow-y');
if (overflowX && scrollableX || overflowY && scrollableY) {
return {
elm: elm,
top: elm.scrollTop,
left: elm.scrollLeft
};
}
}
function isScrollable(style, prop) {
var overflowProp = style.getPropertyValue(prop);
return [ 'scroll', 'auto' ].includes(overflowProp);
}
function getElmScrollRecursive(root) {
return Array.from(root.children || root.childNodes || []).reduce(function(scrolls, elm) {
var scroll = _getScroll(elm);
if (scroll) {
scrolls.push(scroll);
}
return scrolls.concat(getElmScrollRecursive(elm));
}, []);
}
function getScrollState() {
var win = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : window;
var root = win.document.documentElement;
var windowScroll = [ win.pageXOffset !== void 0 ? {
elm: win,
top: win.pageYOffset,
left: win.pageXOffset
} : {
elm: root,
top: root.scrollTop,
left: root.scrollLeft
} ];
return windowScroll.concat(getElmScrollRecursive(document.body));
}
var get_scroll_state_default = getScrollState;
function _getStandards() {
return clone_default(standards_default);
}
function getStyleSheetFactory(dynamicDoc) {
if (!dynamicDoc) {
throw new Error('axe.utils.getStyleSheetFactory should be invoked with an argument');
}
return function(options) {
var data2 = options.data, _options$isCrossOrigi = options.isCrossOrigin, isCrossOrigin = _options$isCrossOrigi === void 0 ? false : _options$isCrossOrigi, shadowId = options.shadowId, root = options.root, priority = options.priority, _options$isLink = options.isLink, isLink = _options$isLink === void 0 ? false : _options$isLink;
var style = dynamicDoc.createElement('style');
if (isLink) {
var text = dynamicDoc.createTextNode('@import "'.concat(data2.href, '"'));
style.appendChild(text);
} else {
style.appendChild(dynamicDoc.createTextNode(data2));
}
dynamicDoc.head.appendChild(style);
return {
sheet: style.sheet,
isCrossOrigin: isCrossOrigin,
shadowId: shadowId,
root: root,
priority: priority
};
};
}
var get_stylesheet_factory_default = getStyleSheetFactory;
var styleSheet;
function injectStyle(style) {
if (styleSheet && styleSheet.parentNode) {
if (styleSheet.styleSheet === void 0) {
styleSheet.appendChild(document.createTextNode(style));
} else {
styleSheet.styleSheet.cssText += style;
}
return styleSheet;
}
if (!style) {
return;
}
var head = document.head || document.getElementsByTagName('head')[0];
styleSheet = document.createElement('style');
styleSheet.type = 'text/css';
if (styleSheet.styleSheet === void 0) {
styleSheet.appendChild(document.createTextNode(style));
} else {
styleSheet.styleSheet.cssText = style;
}
head.appendChild(styleSheet);
return styleSheet;
}
var inject_style_default = injectStyle;
function isHidden(el, recursed) {
var node = get_node_from_tree_default(el);
if (el.nodeType === 9) {
return false;
}
if (el.nodeType === 11) {
el = el.host;
}
if (node && node._isHidden !== null) {
return node._isHidden;
}
var style = window.getComputedStyle(el, null);
if (!style || !el.parentNode || style.getPropertyValue('display') === 'none' || !recursed && style.getPropertyValue('visibility') === 'hidden' || el.getAttribute('aria-hidden') === 'true') {
return true;
}
var parent = el.assignedSlot ? el.assignedSlot : el.parentNode;
var hidden = isHidden(parent, true);
if (node) {
node._isHidden = hidden;
}
return hidden;
}
var is_hidden_default = isHidden;
function isHtmlElement(node) {
var _node$props$nodeName, _node$props;
var nodeName2 = (_node$props$nodeName = (_node$props = node.props) === null || _node$props === void 0 ? void 0 : _node$props.nodeName) !== null && _node$props$nodeName !== void 0 ? _node$props$nodeName : node.nodeName.toLowerCase();
if (node.namespaceURI === 'http://www.w3.org/2000/svg') {
return false;
}
return !!standards_default.htmlElms[nodeName2];
}
var is_html_element_default = isHtmlElement;
function _isNodeInContext(node, _ref50) {
var _ref50$include = _ref50.include, include = _ref50$include === void 0 ? [] : _ref50$include, _ref50$exclude = _ref50.exclude, exclude = _ref50$exclude === void 0 ? [] : _ref50$exclude;
var filterInclude = include.filter(function(candidate) {
return _contains(candidate, node);
});
if (filterInclude.length === 0) {
return false;
}
var filterExcluded = exclude.filter(function(candidate) {
return _contains(candidate, node);
});
if (filterExcluded.length === 0) {
return true;
}
var deepestInclude = getDeepest(filterInclude);
var deepestExclude = getDeepest(filterExcluded);
return _contains(deepestExclude, deepestInclude);
}
function getDeepest(collection) {
var deepest;
var _iterator6 = _createForOfIteratorHelper(collection), _step6;
try {
for (_iterator6.s(); !(_step6 = _iterator6.n()).done; ) {
var node = _step6.value;
if (!deepest || !_contains(node, deepest)) {
deepest = node;
}
}
} catch (err) {
_iterator6.e(err);
} finally {
_iterator6.f();
}
return deepest;
}
function matchAncestry(ancestryA, ancestryB) {
if (ancestryA.length !== ancestryB.length) {
return false;
}
return ancestryA.every(function(selectorA, index) {
var selectorB = ancestryB[index];
if (!Array.isArray(selectorA)) {
return selectorA === selectorB;
}
if (selectorA.length !== selectorB.length) {
return false;
}
return selectorA.every(function(str, index2) {
return selectorB[index2] === str;
});
});
}
var match_ancestry_default = matchAncestry;
function nodeSorter(nodeA, nodeB) {
nodeA = nodeA.actualNode || nodeA;
nodeB = nodeB.actualNode || nodeB;
if (nodeA === nodeB) {
return 0;
}
if (nodeA.compareDocumentPosition(nodeB) & 4) {
return -1;
} else {
return 1;
}
}
var node_sorter_default = nodeSorter;
function parseSameOriginStylesheet(sheet, options, priority, importedUrls) {
var isCrossOrigin = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : false;
var rules = Array.from(sheet.cssRules);
if (!rules) {
return Promise.resolve();
}
var cssImportRules = rules.filter(function(r) {
return r.type === 3;
});
if (!cssImportRules.length) {
return Promise.resolve({
isCrossOrigin: isCrossOrigin,
priority: priority,
root: options.rootNode,
shadowId: options.shadowId,
sheet: sheet
});
}
var cssImportUrlsNotAlreadyImported = cssImportRules.filter(function(rule) {
return rule.href;
}).map(function(rule) {
return rule.href;
}).filter(function(url) {
return !importedUrls.includes(url);
});
var promises = cssImportUrlsNotAlreadyImported.map(function(importUrl, cssRuleIndex) {
var newPriority = [].concat(_toConsumableArray(priority), [ cssRuleIndex ]);
var isCrossOriginRequest = /^https?:\/\/|^\/\//i.test(importUrl);
return parse_crossorigin_stylesheet_default(importUrl, options, newPriority, importedUrls, isCrossOriginRequest);
});
var nonImportCSSRules = rules.filter(function(r) {
return r.type !== 3;
});
if (!nonImportCSSRules.length) {
return Promise.all(promises);
}
promises.push(Promise.resolve(options.convertDataToStylesheet({
data: nonImportCSSRules.map(function(rule) {
return rule.cssText;
}).join(),
isCrossOrigin: isCrossOrigin,
priority: priority,
root: options.rootNode,
shadowId: options.shadowId
})));
return Promise.all(promises);
}
var parse_sameorigin_stylesheet_default = parseSameOriginStylesheet;
function parseStylesheet(sheet, options, priority, importedUrls) {
var isCrossOrigin = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : false;
var isSameOrigin = isSameOriginStylesheet(sheet);
if (isSameOrigin) {
return parse_sameorigin_stylesheet_default(sheet, options, priority, importedUrls, isCrossOrigin);
}
return parse_crossorigin_stylesheet_default(sheet.href, options, priority, importedUrls, true);
}
function isSameOriginStylesheet(sheet) {
try {
var rules = sheet.cssRules;
if (!rules && sheet.href) {
return false;
}
return true;
} catch (e) {
return false;
}
}
var parse_stylesheet_default = parseStylesheet;
function parseCrossOriginStylesheet(url, options, priority, importedUrls, isCrossOrigin) {
importedUrls.push(url);
return new Promise(function(resolve, reject) {
var request = new window.XMLHttpRequest();
request.open('GET', url);
request.timeout = constants_default.preload.timeout;
request.addEventListener('error', reject);
request.addEventListener('timeout', reject);
request.addEventListener('loadend', function(event) {
if (event.loaded && request.responseText) {
return resolve(request.responseText);
}
reject(request.responseText);
});
request.send();
}).then(function(data2) {
var result = options.convertDataToStylesheet({
data: data2,
isCrossOrigin: isCrossOrigin,
priority: priority,
root: options.rootNode,
shadowId: options.shadowId
});
return parse_stylesheet_default(result.sheet, options, priority, importedUrls, result.isCrossOrigin);
});
}
var parse_crossorigin_stylesheet_default = parseCrossOriginStylesheet;
var performanceTimer = function() {
function now() {
if (window.performance && window.performance) {
return window.performance.now();
}
}
var originalTime = null;
var lastRecordedTime = now();
return {
start: function start() {
this.mark('mark_axe_start');
},
end: function end() {
this.mark('mark_axe_end');
this.measure('axe', 'mark_axe_start', 'mark_axe_end');
this.logMeasures('axe');
},
auditStart: function auditStart() {
this.mark('mark_audit_start');
},
auditEnd: function auditEnd() {
this.mark('mark_audit_end');
this.measure('audit_start_to_end', 'mark_audit_start', 'mark_audit_end');
this.logMeasures();
},
mark: function mark(markName) {
if (window.performance && window.performance.mark !== void 0) {
window.performance.mark(markName);
}
},
measure: function measure(measureName, startMark, endMark) {
if (window.performance && window.performance.measure !== void 0) {
window.performance.measure(measureName, startMark, endMark);
}
},
logMeasures: function logMeasures(measureName) {
function logMeasure(req2) {
log_default('Measure ' + req2.name + ' took ' + req2.duration + 'ms');
}
if (window.performance && window.performance.getEntriesByType !== void 0) {
var axeStart = window.performance.getEntriesByName('mark_axe_start')[0];
var measures = window.performance.getEntriesByType('measure').filter(function(measure) {
return measure.startTime >= axeStart.startTime;
});
for (var i = 0; i < measures.length; ++i) {
var req = measures[i];
if (req.name === measureName) {
logMeasure(req);
return;
}
logMeasure(req);
}
}
},
timeElapsed: function timeElapsed() {
return now() - lastRecordedTime;
},
reset: function reset() {
if (!originalTime) {
originalTime = now();
}
lastRecordedTime = now();
}
};
}();
var performance_timer_default = performanceTimer;
if (typeof Object.assign !== 'function') {
(function() {
Object.assign = function(target) {
if (target === void 0 || target === null) {
throw new TypeError('Cannot convert undefined or null to object');
}
var output = Object(target);
for (var index = 1; index < arguments.length; index++) {
var source = arguments[index];
if (source !== void 0 && source !== null) {
for (var nextKey in source) {
if (source.hasOwnProperty(nextKey)) {
output[nextKey] = source[nextKey];
}
}
}
}
return output;
};
})();
}
if (!Array.prototype.find) {
Object.defineProperty(Array.prototype, 'find', {
value: function value(predicate) {
if (this === null) {
throw new TypeError('Array.prototype.find called on null or undefined');
}
if (typeof predicate !== 'function') {
throw new TypeError('predicate must be a function');
}
var list = Object(this);
var length = list.length >>> 0;
var thisArg = arguments[1];
var value;
for (var i = 0; i < length; i++) {
value = list[i];
if (predicate.call(thisArg, value, i, list)) {
return value;
}
}
return void 0;
}
});
}
if (!Array.prototype.findIndex) {
Object.defineProperty(Array.prototype, 'findIndex', {
value: function value(predicate, thisArg) {
if (this === null) {
throw new TypeError('Array.prototype.find called on null or undefined');
}
if (typeof predicate !== 'function') {
throw new TypeError('predicate must be a function');
}
var list = Object(this);
var length = list.length >>> 0;
var value;
for (var i = 0; i < length; i++) {
value = list[i];
if (predicate.call(thisArg, value, i, list)) {
return i;
}
}
return -1;
}
});
}
function _pollyfillElementsFromPoint() {
if (document.elementsFromPoint) {
return document.elementsFromPoint;
}
if (document.msElementsFromPoint) {
return document.msElementsFromPoint;
}
var usePointer = function() {
var element = document.createElement('x');
element.style.cssText = 'pointer-events:auto';
return element.style.pointerEvents === 'auto';
}();
var cssProp = usePointer ? 'pointer-events' : 'visibility';
var cssDisableVal = usePointer ? 'none' : 'hidden';
var style = document.createElement('style');
style.innerHTML = usePointer ? '* { pointer-events: all }' : '* { visibility: visible }';
return function(x, y) {
var current, i, d;
var elements = [];
var previousPointerEvents = [];
document.head.appendChild(style);
while ((current = document.elementFromPoint(x, y)) && elements.indexOf(current) === -1) {
elements.push(current);
previousPointerEvents.push({
value: current.style.getPropertyValue(cssProp),
priority: current.style.getPropertyPriority(cssProp)
});
current.style.setProperty(cssProp, cssDisableVal, 'important');
}
if (elements.indexOf(document.documentElement) < elements.length - 1) {
elements.splice(elements.indexOf(document.documentElement), 1);
elements.push(document.documentElement);
}
for (i = previousPointerEvents.length; !!(d = previousPointerEvents[--i]); ) {
elements[i].style.setProperty(cssProp, d.value ? d.value : '', d.priority);
}
document.head.removeChild(style);
return elements;
};
}
if (typeof window.addEventListener === 'function') {
document.elementsFromPoint = _pollyfillElementsFromPoint();
}
if (!Array.prototype.includes) {
Object.defineProperty(Array.prototype, 'includes', {
value: function value(searchElement) {
var O = Object(this);
var len = parseInt(O.length, 10) || 0;
if (len === 0) {
return false;
}
var n = parseInt(arguments[1], 10) || 0;
var k;
if (n >= 0) {
k = n;
} else {
k = len + n;
if (k < 0) {
k = 0;
}
}
var currentElement;
while (k < len) {
currentElement = O[k];
if (searchElement === currentElement || searchElement !== searchElement && currentElement !== currentElement) {
return true;
}
k++;
}
return false;
}
});
}
if (!Array.prototype.some) {
Object.defineProperty(Array.prototype, 'some', {
value: function value(fun) {
if (this == null) {
throw new TypeError('Array.prototype.some called on null or undefined');
}
if (typeof fun !== 'function') {
throw new TypeError();
}
var t = Object(this);
var len = t.length >>> 0;
var thisArg = arguments.length >= 2 ? arguments[1] : void 0;
for (var i = 0; i < len; i++) {
if (i in t && fun.call(thisArg, t[i], i, t)) {
return true;
}
}
return false;
}
});
}
if (!Array.from) {
Object.defineProperty(Array, 'from', {
value: function() {
var toStr = Object.prototype.toString;
var isCallable = function isCallable(fn) {
return typeof fn === 'function' || toStr.call(fn) === '[object Function]';
};
var toInteger = function toInteger(value) {
var number = Number(value);
if (isNaN(number)) {
return 0;
}
if (number === 0 || !isFinite(number)) {
return number;
}
return (number > 0 ? 1 : -1) * Math.floor(Math.abs(number));
};
var maxSafeInteger = Math.pow(2, 53) - 1;
var toLength = function toLength(value) {
var len = toInteger(value);
return Math.min(Math.max(len, 0), maxSafeInteger);
};
return function from(arrayLike) {
var C = this;
var items = Object(arrayLike);
if (arrayLike == null) {
throw new TypeError('Array.from requires an array-like object - not null or undefined');
}
var mapFn = arguments.length > 1 ? arguments[1] : void 0;
var T;
if (typeof mapFn !== 'undefined') {
if (!isCallable(mapFn)) {
throw new TypeError('Array.from: when provided, the second argument must be a function');
}
if (arguments.length > 2) {
T = arguments[2];
}
}
var len = toLength(items.length);
var A = isCallable(C) ? Object(new C(len)) : new Array(len);
var k = 0;
var kValue;
while (k < len) {
kValue = items[k];
if (mapFn) {
A[k] = typeof T === 'undefined' ? mapFn(kValue, k) : mapFn.call(T, kValue, k);
} else {
A[k] = kValue;
}
k += 1;
}
A.length = len;
return A;
};
}()
});
}
if (!String.prototype.includes) {
String.prototype.includes = function(search, start) {
if (typeof start !== 'number') {
start = 0;
}
if (start + search.length > this.length) {
return false;
} else {
return this.indexOf(search, start) !== -1;
}
};
}
if (!Array.prototype.flat) {
Object.defineProperty(Array.prototype, 'flat', {
configurable: true,
value: function flat() {
var depth = isNaN(arguments[0]) ? 1 : Number(arguments[0]);
return depth ? Array.prototype.reduce.call(this, function(acc, cur) {
if (Array.isArray(cur)) {
acc.push.apply(acc, flat.call(cur, depth - 1));
} else {
acc.push(cur);
}
return acc;
}, []) : Array.prototype.slice.call(this);
},
writable: true
});
}
if (window.Node && !('isConnected' in window.Node.prototype)) {
Object.defineProperty(window.Node.prototype, 'isConnected', {
get: function get() {
return !this.ownerDocument || !(this.ownerDocument.compareDocumentPosition(this) & this.DOCUMENT_POSITION_DISCONNECTED);
}
});
}
function uniqueArray(arr1, arr2) {
return arr1.concat(arr2).filter(function(elem, pos, arr) {
return arr.indexOf(elem) === pos;
});
}
var unique_array_default = uniqueArray;
function createLocalVariables(vNodes, anyLevel, thisLevel, parentShadowId, recycledLocalVariable) {
var retVal = recycledLocalVariable || {};
retVal.vNodes = vNodes;
retVal.vNodesIndex = 0;
retVal.anyLevel = anyLevel;
retVal.thisLevel = thisLevel;
retVal.parentShadowId = parentShadowId;
return retVal;
}
var recycledLocalVariables = [];
function matchExpressions(domTree, expressions, filter) {
var stack = [];
var vNodes = Array.isArray(domTree) ? domTree : [ domTree ];
var currentLevel = createLocalVariables(vNodes, expressions, null, domTree[0].shadowId, recycledLocalVariables.pop());
var result = [];
while (currentLevel.vNodesIndex < currentLevel.vNodes.length) {
var _currentLevel$anyLeve, _currentLevel$thisLev;
var vNode = currentLevel.vNodes[currentLevel.vNodesIndex++];
var childOnly = null;
var childAny = null;
var combinedLength = (((_currentLevel$anyLeve = currentLevel.anyLevel) === null || _currentLevel$anyLeve === void 0 ? void 0 : _currentLevel$anyLeve.length) || 0) + (((_currentLevel$thisLev = currentLevel.thisLevel) === null || _currentLevel$thisLev === void 0 ? void 0 : _currentLevel$thisLev.length) || 0);
var added = false;
for (var _i14 = 0; _i14 < combinedLength; _i14++) {
var _currentLevel$anyLeve2, _currentLevel$anyLeve3, _currentLevel$anyLeve4;
var exp = _i14 < (((_currentLevel$anyLeve2 = currentLevel.anyLevel) === null || _currentLevel$anyLeve2 === void 0 ? void 0 : _currentLevel$anyLeve2.length) || 0) ? currentLevel.anyLevel[_i14] : currentLevel.thisLevel[_i14 - (((_currentLevel$anyLeve3 = currentLevel.anyLevel) === null || _currentLevel$anyLeve3 === void 0 ? void 0 : _currentLevel$anyLeve3.length) || 0)];
if ((!exp[0].id || vNode.shadowId === currentLevel.parentShadowId) && _matchesExpression(vNode, exp[0])) {
if (exp.length === 1) {
if (!added && (!filter || filter(vNode))) {
result.push(vNode);
added = true;
}
} else {
var rest = exp.slice(1);
if ([ ' ', '>' ].includes(rest[0].combinator) === false) {
throw new Error('axe.utils.querySelectorAll does not support the combinator: ' + exp[1].combinator);
}
if (rest[0].combinator === '>') {
(childOnly = childOnly || []).push(rest);
} else {
(childAny = childAny || []).push(rest);
}
}
}
if ((!exp[0].id || vNode.shadowId === currentLevel.parentShadowId) && (_currentLevel$anyLeve4 = currentLevel.anyLevel) !== null && _currentLevel$anyLeve4 !== void 0 && _currentLevel$anyLeve4.includes(exp)) {
(childAny = childAny || []).push(exp);
}
}
if (vNode.children && vNode.children.length) {
stack.push(currentLevel);
currentLevel = createLocalVariables(vNode.children, childAny, childOnly, vNode.shadowId, recycledLocalVariables.pop());
}
while (currentLevel.vNodesIndex === currentLevel.vNodes.length && stack.length) {
recycledLocalVariables.push(currentLevel);
currentLevel = stack.pop();
}
}
return result;
}
function querySelectorAllFilter(domTree, selector, filter) {
domTree = Array.isArray(domTree) ? domTree : [ domTree ];
var expressions = _convertSelector(selector);
var nodes = getNodesMatchingExpression(domTree, expressions, filter);
if (nodes) {
return nodes;
}
return matchExpressions(domTree, expressions, filter);
}
var query_selector_all_filter_default = querySelectorAllFilter;
function preloadCssom(_ref51) {
var _ref51$treeRoot = _ref51.treeRoot, treeRoot = _ref51$treeRoot === void 0 ? axe._tree[0] : _ref51$treeRoot;
var rootNodes = getAllRootNodesInTree(treeRoot);
if (!rootNodes.length) {
return Promise.resolve();
}
var dynamicDoc = document.implementation.createHTMLDocument('Dynamic document for loading cssom');
var convertDataToStylesheet = get_stylesheet_factory_default(dynamicDoc);
return getCssomForAllRootNodes(rootNodes, convertDataToStylesheet).then(function(assets) {
return flattenAssets(assets);
});
}
var preload_cssom_default = preloadCssom;
function getAllRootNodesInTree(tree) {
var ids = [];
var rootNodes = query_selector_all_filter_default(tree, '*', function(node) {
if (ids.includes(node.shadowId)) {
return false;
}
ids.push(node.shadowId);
return true;
}).map(function(node) {
return {
shadowId: node.shadowId,
rootNode: get_root_node_default(node.actualNode)
};
});
return unique_array_default(rootNodes, []);
}
function getCssomForAllRootNodes(rootNodes, convertDataToStylesheet) {
var promises = [];
rootNodes.forEach(function(_ref52, index) {
var rootNode = _ref52.rootNode, shadowId = _ref52.shadowId;
var sheets = getStylesheetsOfRootNode(rootNode, shadowId, convertDataToStylesheet);
if (!sheets) {
return Promise.all(promises);
}
var rootIndex = index + 1;
var parseOptions = {
rootNode: rootNode,
shadowId: shadowId,
convertDataToStylesheet: convertDataToStylesheet,
rootIndex: rootIndex
};
var importedUrls = [];
var p = Promise.all(sheets.map(function(sheet, sheetIndex) {
var priority = [ rootIndex, sheetIndex ];
return parse_stylesheet_default(sheet, parseOptions, priority, importedUrls);
}));
promises.push(p);
});
return Promise.all(promises);
}
function flattenAssets(assets) {
return assets.reduce(function(acc, val) {
return Array.isArray(val) ? acc.concat(flattenAssets(val)) : acc.concat(val);
}, []);
}
function getStylesheetsOfRootNode(rootNode, shadowId, convertDataToStylesheet) {
var sheets;
if (rootNode.nodeType === 11 && shadowId) {
sheets = getStylesheetsFromDocumentFragment(rootNode, convertDataToStylesheet);
} else {
sheets = getStylesheetsFromDocument(rootNode);
}
return filterStylesheetsWithSameHref(sheets);
}
function getStylesheetsFromDocumentFragment(rootNode, convertDataToStylesheet) {
return Array.from(rootNode.children).filter(filerStyleAndLinkAttributesInDocumentFragment).reduce(function(out, node) {
var nodeName2 = node.nodeName.toUpperCase();
var data2 = nodeName2 === 'STYLE' ? node.textContent : node;
var isLink = nodeName2 === 'LINK';
var stylesheet = convertDataToStylesheet({
data: data2,
isLink: isLink,
root: rootNode
});
out.push(stylesheet.sheet);
return out;
}, []);
}
function getStylesheetsFromDocument(rootNode) {
return Array.from(rootNode.styleSheets).filter(function(sheet) {
if (!sheet.media) {
return false;
}
return filterMediaIsPrint(sheet.media.mediaText);
});
}
function filerStyleAndLinkAttributesInDocumentFragment(node) {
var nodeName2 = node.nodeName.toUpperCase();
var linkHref = node.getAttribute('href');
var linkRel = node.getAttribute('rel');
var isLink = nodeName2 === 'LINK' && linkHref && linkRel && node.rel.toUpperCase().includes('STYLESHEET');
var isStyle = nodeName2 === 'STYLE';
return isStyle || isLink && filterMediaIsPrint(node.media);
}
function filterMediaIsPrint(media) {
if (!media) {
return true;
}
return !media.toUpperCase().includes('PRINT');
}
function filterStylesheetsWithSameHref(sheets) {
var hrefs = [];
return sheets.filter(function(sheet) {
if (!sheet.href) {
return true;
}
if (hrefs.includes(sheet.href)) {
return false;
}
hrefs.push(sheet.href);
return true;
});
}
function preloadMedia(_ref53) {
var _ref53$treeRoot = _ref53.treeRoot, treeRoot = _ref53$treeRoot === void 0 ? axe._tree[0] : _ref53$treeRoot;
var mediaVirtualNodes = query_selector_all_filter_default(treeRoot, 'video, audio', function(_ref54) {
var actualNode = _ref54.actualNode;
if (actualNode.hasAttribute('src')) {
return !!actualNode.getAttribute('src');
}
var sourceWithSrc = Array.from(actualNode.getElementsByTagName('source')).filter(function(source) {
return !!source.getAttribute('src');
});
if (sourceWithSrc.length <= 0) {
return false;
}
return true;
});
return Promise.all(mediaVirtualNodes.map(function(_ref55) {
var actualNode = _ref55.actualNode;
return isMediaElementReady(actualNode);
}));
}
var preload_media_default = preloadMedia;
function isMediaElementReady(elm) {
return new Promise(function(resolve) {
if (elm.readyState > 0) {
resolve(elm);
}
function onMediaReady() {
elm.removeEventListener('loadedmetadata', onMediaReady);
resolve(elm);
}
elm.addEventListener('loadedmetadata', onMediaReady);
});
}
function isValidPreloadObject(preload2) {
return _typeof(preload2) === 'object' && Array.isArray(preload2.assets);
}
function _shouldPreload(options) {
if (!options || options.preload === void 0 || options.preload === null) {
return true;
}
if (typeof options.preload === 'boolean') {
return options.preload;
}
return isValidPreloadObject(options.preload);
}
function _getPreloadConfig(options) {
var _constants_default$pr = constants_default.preload, assets = _constants_default$pr.assets, timeout = _constants_default$pr.timeout;
var config = {
assets: assets,
timeout: timeout
};
if (!options.preload) {
return config;
}
if (typeof options.preload === 'boolean') {
return config;
}
var areRequestedAssetsValid = options.preload.assets.every(function(a) {
return assets.includes(a.toLowerCase());
});
if (!areRequestedAssetsValid) {
throw new Error('Requested assets, not supported. Supported assets are: '.concat(assets.join(', '), '.'));
}
config.assets = unique_array_default(options.preload.assets.map(function(a) {
return a.toLowerCase();
}), []);
if (options.preload.timeout && typeof options.preload.timeout === 'number' && !isNaN(options.preload.timeout)) {
config.timeout = options.preload.timeout;
}
return config;
}
function preload(options) {
var preloadFunctionsMap = {
cssom: preload_cssom_default,
media: preload_media_default
};
if (!_shouldPreload(options)) {
return Promise.resolve();
}
return new Promise(function(resolve, reject) {
var _getPreloadConfig2 = _getPreloadConfig(options), assets = _getPreloadConfig2.assets, timeout = _getPreloadConfig2.timeout;
var preloadTimeout = setTimeout(function() {
return reject(new Error('Preload assets timed out.'));
}, timeout);
Promise.all(assets.map(function(asset) {
return preloadFunctionsMap[asset](options).then(function(results) {
return _defineProperty({}, asset, results);
});
})).then(function(results) {
var preloadAssets = results.reduce(function(out, result) {
return _extends({}, out, result);
}, {});
clearTimeout(preloadTimeout);
resolve(preloadAssets);
})['catch'](function(err2) {
clearTimeout(preloadTimeout);
reject(err2);
});
});
}
var preload_default = preload;
function getIncompleteReason(checkData, messages) {
function getDefaultMsg(messages2) {
if (messages2.incomplete && messages2.incomplete['default']) {
return messages2.incomplete['default'];
} else {
return incompleteFallbackMessage();
}
}
if (checkData && checkData.missingData) {
try {
var msg = messages.incomplete[checkData.missingData[0].reason];
if (!msg) {
throw new Error();
}
return msg;
} catch (e) {
if (typeof checkData.missingData === 'string') {
return messages.incomplete[checkData.missingData];
} else {
return getDefaultMsg(messages);
}
}
} else if (checkData && checkData.messageKey) {
return messages.incomplete[checkData.messageKey];
} else {
return getDefaultMsg(messages);
}
}
function extender(checksData, shouldBeTrue, rule) {
return function(check) {
var sourceData = checksData[check.id] || {};
var messages = sourceData.messages || {};
var data2 = Object.assign({}, sourceData);
delete data2.messages;
if (!rule.reviewOnFail && check.result === void 0) {
if (_typeof(messages.incomplete) === 'object' && !Array.isArray(check.data)) {
data2.message = getIncompleteReason(check.data, messages);
}
if (!data2.message) {
data2.message = messages.incomplete;
}
} else {
data2.message = check.result === shouldBeTrue ? messages.pass : messages.fail;
}
if (typeof data2.message !== 'function') {
data2.message = process_message_default(data2.message, check.data);
}
extend_meta_data_default(check, data2);
};
}
function publishMetaData(ruleResult) {
var checksData = axe._audit.data.checks || {};
var rulesData = axe._audit.data.rules || {};
var rule = find_by_default(axe._audit.rules, 'id', ruleResult.id) || {};
ruleResult.tags = clone_default(rule.tags || []);
var shouldBeTrue = extender(checksData, true, rule);
var shouldBeFalse = extender(checksData, false, rule);
ruleResult.nodes.forEach(function(detail) {
detail.any.forEach(shouldBeTrue);
detail.all.forEach(shouldBeTrue);
detail.none.forEach(shouldBeFalse);
});
extend_meta_data_default(ruleResult, clone_default(rulesData[ruleResult.id] || {}));
}
var publish_metadata_default = publishMetaData;
function querySelectorAll(domTree, selector) {
return query_selector_all_filter_default(domTree, selector);
}
var query_selector_all_default = querySelectorAll;
function matchTags(rule, runOnly) {
var include, exclude, matching;
var defaultExclude = axe._audit && axe._audit.tagExclude ? axe._audit.tagExclude : [];
if (runOnly.hasOwnProperty('include') || runOnly.hasOwnProperty('exclude')) {
include = runOnly.include || [];
include = Array.isArray(include) ? include : [ include ];
exclude = runOnly.exclude || [];
exclude = Array.isArray(exclude) ? exclude : [ exclude ];
exclude = exclude.concat(defaultExclude.filter(function(tag) {
return include.indexOf(tag) === -1;
}));
} else {
include = Array.isArray(runOnly) ? runOnly : [ runOnly ];
exclude = defaultExclude.filter(function(tag) {
return include.indexOf(tag) === -1;
});
}
matching = include.some(function(tag) {
return rule.tags.indexOf(tag) !== -1;
});
if (matching || include.length === 0 && rule.enabled !== false) {
return exclude.every(function(tag) {
return rule.tags.indexOf(tag) === -1;
});
} else {
return false;
}
}
function ruleShouldRun(rule, context, options) {
var runOnly = options.runOnly || {};
var ruleOptions = (options.rules || {})[rule.id];
if (rule.pageLevel && !context.page) {
return false;
} else if (runOnly.type === 'rule') {
return runOnly.values.indexOf(rule.id) !== -1;
} else if (ruleOptions && typeof ruleOptions.enabled === 'boolean') {
return ruleOptions.enabled;
} else if (runOnly.type === 'tag' && runOnly.values) {
return matchTags(rule, runOnly.values);
} else {
return matchTags(rule, []);
}
}
var rule_should_run_default = ruleShouldRun;
function _filterHtmlAttrs(element, filterAttrs) {
if (!filterAttrs) {
return element;
}
var node = element.cloneNode(false);
var attributes2 = get_node_attributes_default(node);
if (node.nodeType === 1) {
var outerHTML = node.outerHTML;
node = cache_default.get(outerHTML, function() {
return setNodeAttributes(node, attributes2, element, filterAttrs);
});
} else {
node = setNodeAttributes(node, attributes2, element, filterAttrs);
}
Array.from(element.childNodes).forEach(function(child) {
node.appendChild(_filterHtmlAttrs(child, filterAttrs));
});
return node;
}
function setNodeAttributes(node, attributes2, element, filterAttrs) {
if (!attributes2) {
return node;
}
node = document.createElement(node.nodeName);
Array.from(attributes2).forEach(function(attr) {
if (!attributeMatches(element, attr.name, filterAttrs)) {
node.setAttribute(attr.name, attr.value);
}
});
return node;
}
function attributeMatches(node, attrName, filterAttrs) {
if (typeof filterAttrs[attrName] === 'undefined') {
return false;
}
if (filterAttrs[attrName] === true) {
return true;
}
return element_matches_default(node, filterAttrs[attrName]);
}
function _select(selector, context) {
var result = [];
var candidate;
if (axe._selectCache) {
for (var j = 0, l = axe._selectCache.length; j < l; j++) {
var item = axe._selectCache[j];
if (item.selector === selector) {
return item.result;
}
}
}
var outerIncludes = getOuterIncludes(context.include);
var isInContext = getContextFilter(context);
for (var _i15 = 0; _i15 < outerIncludes.length; _i15++) {
candidate = outerIncludes[_i15];
var nodes = query_selector_all_filter_default(candidate, selector, isInContext);
result = mergeArrayUniques(result, nodes);
}
if (axe._selectCache) {
axe._selectCache.push({
selector: selector,
result: result
});
}
return result;
}
function getOuterIncludes(includes) {
return includes.reduce(function(res, el) {
if (!res.length || !_contains(res[res.length - 1], el)) {
res.push(el);
}
return res;
}, []);
}
function getContextFilter(context) {
if (!context.exclude || context.exclude.length === 0) {
return null;
}
return function(node) {
return _isNodeInContext(node, context);
};
}
function mergeArrayUniques(arr1, arr2) {
if (arr1.length === 0) {
return arr2;
}
if (arr1.length < arr2.length) {
var temp = arr1;
arr1 = arr2;
arr2 = temp;
}
for (var _i16 = 0, l = arr2.length; _i16 < l; _i16++) {
if (!arr1.includes(arr2[_i16])) {
arr1.push(arr2[_i16]);
}
}
return arr1;
}
function setScroll(elm, top, left) {
if (elm === window) {
return elm.scroll(left, top);
} else {
elm.scrollTop = top;
elm.scrollLeft = left;
}
}
function setScrollState(scrollState) {
scrollState.forEach(function(_ref57) {
var elm = _ref57.elm, top = _ref57.top, left = _ref57.left;
return setScroll(elm, top, left);
});
}
var set_scroll_state_default = setScrollState;
function _shadowSelect(selectors) {
var selectorArr = Array.isArray(selectors) ? _toConsumableArray(selectors) : [ selectors ];
return selectRecursive(selectorArr, document);
}
function selectRecursive(selectors, doc) {
var selectorStr = selectors.shift();
var elm = selectorStr ? doc.querySelector(selectorStr) : null;
if (selectors.length === 0) {
return elm;
}
if (!(elm !== null && elm !== void 0 && elm.shadowRoot)) {
return null;
}
return selectRecursive(selectors, elm.shadowRoot);
}
function _shadowSelectAll(selectors) {
var doc = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : document;
var selectorArr = Array.isArray(selectors) ? _toConsumableArray(selectors) : [ selectors ];
if (selectors.length === 0) {
return [];
}
return selectAllRecursive(selectorArr, doc);
}
function selectAllRecursive(_ref58, doc) {
var _ref59 = _toArray(_ref58), selectorStr = _ref59[0], restSelector = _ref59.slice(1);
var elms = doc.querySelectorAll(selectorStr);
if (restSelector.length === 0) {
return Array.from(elms);
}
var selected = [];
var _iterator7 = _createForOfIteratorHelper(elms), _step7;
try {
for (_iterator7.s(); !(_step7 = _iterator7.n()).done; ) {
var elm = _step7.value;
if (elm !== null && elm !== void 0 && elm.shadowRoot) {
selected.push.apply(selected, _toConsumableArray(selectAllRecursive(restSelector, elm.shadowRoot)));
}
}
} catch (err) {
_iterator7.e(err);
} finally {
_iterator7.f();
}
return selected;
}
function validInputTypes() {
return [ 'hidden', 'text', 'search', 'tel', 'url', 'email', 'password', 'date', 'month', 'week', 'time', 'datetime-local', 'number', 'range', 'color', 'checkbox', 'radio', 'file', 'submit', 'image', 'reset', 'button' ];
}
var valid_input_type_default = validInputTypes;
var langs = [ , [ , [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, , 1 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, , 1, 1, 1, , 1, 1, , 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, , 1, 1, 1, 1, 1, 1, 1, , 1, , 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1 ], [ 1, 1, 1, 1, 1, 1, , , , , , 1, 1, 1, 1, , , 1, 1, 1, , 1, , 1, , 1, 1 ], [ 1, 1, 1, , 1, 1, , 1, 1, 1, , 1, , , 1, 1, 1, , , 1, 1, 1, , , , , 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, , , , , 1, 1, 1, , 1, 1, 1, 1, 1, 1, , 1, 1, 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , , 1, 1, 1 ], [ , 1, , , , , , 1, , 1, , , , , 1, , 1, , , , 1, 1, , 1, , , 1 ], [ 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ 1, 1, 1, 1, , 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , , , 1, 1, 1, 1, , , 1, , 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, , 1, 1, , , 1, , , , , 1, 1, 1, , 1, , 1, , 1, , , , , , 1 ], [ 1, , 1, 1, 1, 1, , , 1, 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1 ], [ 1, , 1, , 1, , , , , 1, , 1, 1, 1, 1, 1, , , , 1, 1, 1, 1 ], [ , 1, 1, 1, 1, 1, , 1, 1, 1, , 1, , 1, 1, 1, , , 1, 1, 1, 1, 1, 1, 1, 1 ], [ , , 1, , , 1, , 1, , , , 1, 1, 1, , , , , , , , , , , 1 ], [ 1, 1, 1, 1, 1, 1, , 1, 1, 1, , 1, 1, , 1, 1, 1, 1, 1, 1, 1, 1, , , 1, 1, 1 ], [ 1, 1, 1, 1, 1, , , 1, , , 1, , , 1, 1, 1, , , , , 1, , , , , , 1 ] ], [ , [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , 1, , 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1 ], [ 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ 1, 1, 1, 1, 1, 1, 1, 1, , , 1, 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1, 1 ], [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ 1, 1, 1, , , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, , 1, , , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ 1, 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1, 1, 1, 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, , 1, 1, 1, 1, , 1 ], [ , 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
function isValidLang(lang) {
var array = langs;
while (lang.length < 3) {
lang += '`';
}
for (var _i17 = 0; _i17 <= lang.length - 1; _i17++) {
var index = lang.charCodeAt(_i17) - 96;
array = array[index];
if (!array) {
return false;
}
}
return true;
}
function _validLangs(langArray) {
langArray = Array.isArray(langArray) ? langArray : langs;
var codes = [];
langArray.forEach(function(lang, index) {
var _char3 = String.fromCharCode(index + 96).replace('`', '');
if (Array.isArray(lang)) {
codes = codes.concat(_validLangs(lang).map(function(newLang) {
return _char3 + newLang;
}));
} else {
codes.push(_char3);
}
});
return codes;
}
var valid_langs_default = isValidLang;
var SerialVirtualNode = function(_abstract_virtual_nod2) {
_inherits(SerialVirtualNode, _abstract_virtual_nod2);
var _super2 = _createSuper(SerialVirtualNode);
function SerialVirtualNode(serialNode) {
var _this3;
_classCallCheck(this, SerialVirtualNode);
_this3 = _super2.call(this);
_this3._props = normaliseProps(serialNode);
_this3._attrs = normaliseAttrs(serialNode);
return _this3;
}
_createClass(SerialVirtualNode, [ {
key: 'props',
get: function get() {
return this._props;
}
}, {
key: 'attr',
value: function attr(attrName) {
var _this$_attrs$attrName;
return (_this$_attrs$attrName = this._attrs[attrName]) !== null && _this$_attrs$attrName !== void 0 ? _this$_attrs$attrName : null;
}
}, {
key: 'hasAttr',
value: function hasAttr(attrName) {
return this._attrs[attrName] !== void 0;
}
}, {
key: 'attrNames',
get: function get() {
return Object.keys(this._attrs);
}
} ]);
return SerialVirtualNode;
}(abstract_virtual_node_default);
var nodeNamesToTypes = {
'#cdata-section': 2,
'#text': 3,
'#comment': 8,
'#document': 9,
'#document-fragment': 11
};
var nodeTypeToName = {};
var nodeNames = Object.keys(nodeNamesToTypes);
nodeNames.forEach(function(nodeName2) {
nodeTypeToName[nodeNamesToTypes[nodeName2]] = nodeName2;
});
function normaliseProps(serialNode) {
var _serialNode$nodeName, _ref60, _serialNode$nodeType;
var nodeName2 = (_serialNode$nodeName = serialNode.nodeName) !== null && _serialNode$nodeName !== void 0 ? _serialNode$nodeName : nodeTypeToName[serialNode.nodeType];
var nodeType = (_ref60 = (_serialNode$nodeType = serialNode.nodeType) !== null && _serialNode$nodeType !== void 0 ? _serialNode$nodeType : nodeNamesToTypes[serialNode.nodeName]) !== null && _ref60 !== void 0 ? _ref60 : 1;
assert_default(typeof nodeType === 'number', 'nodeType has to be a number, got \''.concat(nodeType, '\''));
assert_default(typeof nodeName2 === 'string', 'nodeName has to be a string, got \''.concat(nodeName2, '\''));
nodeName2 = nodeName2.toLowerCase();
var type = null;
if (nodeName2 === 'input') {
type = (serialNode.type || serialNode.attributes && serialNode.attributes.type || '').toLowerCase();
if (!valid_input_type_default().includes(type)) {
type = 'text';
}
}
var props = _extends({}, serialNode, {
nodeType: nodeType,
nodeName: nodeName2
});
if (type) {
props.type = type;
}
delete props.attributes;
return Object.freeze(props);
}
function normaliseAttrs(_ref61) {
var _ref61$attributes = _ref61.attributes, attributes2 = _ref61$attributes === void 0 ? {} : _ref61$attributes;
var attrMap = {
htmlFor: 'for',
className: 'class'
};
return Object.keys(attributes2).reduce(function(attrs, attrName) {
var value = attributes2[attrName];
assert_default(_typeof(value) !== 'object' || value === null, 'expects attributes not to be an object, \''.concat(attrName, '\' was'));
if (value !== void 0) {
var mappedName = attrMap[attrName] || attrName;
attrs[mappedName] = value !== null ? String(value) : null;
}
return attrs;
}, {});
}
var serial_virtual_node_default = SerialVirtualNode;
var imports_exports = {};
__export(imports_exports, {
CssSelectorParser: function CssSelectorParser() {
return import_css_selector_parser2.CssSelectorParser;
},
doT: function doT() {
return import_dot['default'];
},
emojiRegexText: function emojiRegexText() {
return emoji_regex_default;
},
memoize: function memoize() {
return import_memoizee2['default'];
}
});
var import_css_selector_parser2 = __toModule(require_lib());
var import_dot = __toModule(require_doT());
var import_memoizee2 = __toModule(require_memoizee());
var import_es6_promise = __toModule(require_es6_promise());
var import_typedarray = __toModule(require_typedarray());
var import_weakmap_polyfill = __toModule(require_weakmap_polyfill());
import_dot['default'].templateSettings.strip = false;
if (!('Promise' in window)) {
import_es6_promise['default'].polyfill();
}
if (!('Uint32Array' in window)) {
window.Uint32Array = import_typedarray.Uint32Array;
}
if (window.Uint32Array) {
if (!('some' in window.Uint32Array.prototype)) {
Object.defineProperty(window.Uint32Array.prototype, 'some', {
value: Array.prototype.some
});
}
if (!('reduce' in window.Uint32Array.prototype)) {
Object.defineProperty(window.Uint32Array.prototype, 'reduce', {
value: Array.prototype.reduce
});
}
}
function cleanup(resolve, reject) {
resolve = resolve || function res() {};
reject = reject || axe.log;
if (!axe._audit) {
throw new Error('No audit configured');
}
var q = axe.utils.queue();
var cleanupErrors = [];
Object.keys(axe.plugins).forEach(function(key) {
q.defer(function(res) {
var rej = function rej2(err2) {
cleanupErrors.push(err2);
res();
};
try {
axe.plugins[key].cleanup(res, rej);
} catch (err2) {
rej(err2);
}
});
});
var flattenedTree = axe.utils.getFlattenedTree(document.body);
axe.utils.querySelectorAll(flattenedTree, 'iframe, frame').forEach(function(node) {
q.defer(function(res, rej) {
return axe.utils.sendCommandToFrame(node.actualNode, {
command: 'cleanup-plugin'
}, res, rej);
});
});
q.then(function(results) {
if (cleanupErrors.length === 0) {
resolve(results);
} else {
reject(cleanupErrors);
}
})['catch'](reject);
}
var cleanup_default = cleanup;
var reporters = {};
var defaultReporter;
function hasReporter(reporterName) {
return reporters.hasOwnProperty(reporterName);
}
function getReporter(reporter) {
if (typeof reporter === 'string' && reporters[reporter]) {
return reporters[reporter];
}
if (typeof reporter === 'function') {
return reporter;
}
return defaultReporter;
}
function addReporter(name, cb, isDefault) {
reporters[name] = cb;
if (isDefault) {
defaultReporter = cb;
}
}
function configure(spec) {
var audit;
audit = axe._audit;
if (!audit) {
throw new Error('No audit configured');
}
if (spec.axeVersion || spec.ver) {
var specVersion = spec.axeVersion || spec.ver;
if (!/^\d+\.\d+\.\d+(-canary)?/.test(specVersion)) {
throw new Error('Invalid configured version '.concat(specVersion));
}
var _specVersion$split = specVersion.split('-'), _specVersion$split2 = _slicedToArray(_specVersion$split, 2), version = _specVersion$split2[0], canary = _specVersion$split2[1];
var _version$split$map = version.split('.').map(Number), _version$split$map2 = _slicedToArray(_version$split$map, 3), major = _version$split$map2[0], minor = _version$split$map2[1], patch = _version$split$map2[2];
var _axe$version$split = axe.version.split('-'), _axe$version$split2 = _slicedToArray(_axe$version$split, 2), axeVersion = _axe$version$split2[0], axeCanary = _axe$version$split2[1];
var _axeVersion$split$map = axeVersion.split('.').map(Number), _axeVersion$split$map2 = _slicedToArray(_axeVersion$split$map, 3), axeMajor = _axeVersion$split$map2[0], axeMinor = _axeVersion$split$map2[1], axePatch = _axeVersion$split$map2[2];
if (major !== axeMajor || axeMinor < minor || axeMinor === minor && axePatch < patch || major === axeMajor && minor === axeMinor && patch === axePatch && canary && canary !== axeCanary) {
throw new Error('Configured version '.concat(specVersion, ' is not compatible with current axe version ').concat(axe.version));
}
}
if (spec.reporter && (typeof spec.reporter === 'function' || hasReporter(spec.reporter))) {
audit.reporter = spec.reporter;
}
if (spec.checks) {
if (!Array.isArray(spec.checks)) {
throw new TypeError('Checks property must be an array');
}
spec.checks.forEach(function(check) {
if (!check.id) {
throw new TypeError('Configured check '.concat(JSON.stringify(check), ' is invalid. Checks must be an object with at least an id property'));
}
audit.addCheck(check);
});
}
var modifiedRules = [];
if (spec.rules) {
if (!Array.isArray(spec.rules)) {
throw new TypeError('Rules property must be an array');
}
spec.rules.forEach(function(rule) {
if (!rule.id) {
throw new TypeError('Configured rule '.concat(JSON.stringify(rule), ' is invalid. Rules must be an object with at least an id property'));
}
modifiedRules.push(rule.id);
audit.addRule(rule);
});
}
if (spec.disableOtherRules) {
audit.rules.forEach(function(rule) {
if (modifiedRules.includes(rule.id) === false) {
rule.enabled = false;
}
});
}
if (typeof spec.branding !== 'undefined') {
audit.setBranding(spec.branding);
} else {
audit._constructHelpUrls();
}
if (spec.tagExclude) {
audit.tagExclude = spec.tagExclude;
}
if (spec.locale) {
audit.applyLocale(spec.locale);
}
if (spec.standards) {
configureStandards(spec.standards);
}
if (spec.noHtml) {
audit.noHtml = true;
}
if (spec.allowedOrigins) {
if (!Array.isArray(spec.allowedOrigins)) {
throw new TypeError('Allowed origins property must be an array');
}
if (spec.allowedOrigins.includes('*')) {
throw new Error('"*" is not allowed. Use "'.concat(constants_default.allOrigins, '" instead'));
}
audit.setAllowedOrigins(spec.allowedOrigins);
}
}
var configure_default = configure;
function frameMessenger2(frameHandler) {
_respondable.updateMessenger(frameHandler);
}
function getRules(tags) {
tags = tags || [];
var matchingRules = !tags.length ? axe._audit.rules : axe._audit.rules.filter(function(item) {
return !!tags.filter(function(tag) {
return item.tags.indexOf(tag) !== -1;
}).length;
});
var ruleData = axe._audit.data.rules || {};
return matchingRules.map(function(matchingRule) {
var rd = ruleData[matchingRule.id] || {};
return {
ruleId: matchingRule.id,
description: rd.description,
help: rd.help,
helpUrl: rd.helpUrl,
tags: matchingRule.tags,
actIds: matchingRule.actIds
};
});
}
var get_rules_default = getRules;
var aria_exports = {};
__export(aria_exports, {
allowedAttr: function allowedAttr() {
return allowed_attr_default;
},
arialabelText: function arialabelText() {
return arialabel_text_default;
},
arialabelledbyText: function arialabelledbyText() {
return arialabelledby_text_default;
},
getAccessibleRefs: function getAccessibleRefs() {
return get_accessible_refs_default;
},
getElementUnallowedRoles: function getElementUnallowedRoles() {
return get_element_unallowed_roles_default;
},
getExplicitRole: function getExplicitRole() {
return get_explicit_role_default;
},
getImplicitRole: function getImplicitRole() {
return implicit_role_default;
},
getOwnedVirtual: function getOwnedVirtual() {
return get_owned_virtual_default;
},
getRole: function getRole() {
return get_role_default;
},
getRoleType: function getRoleType() {
return get_role_type_default;
},
getRolesByType: function getRolesByType() {
return get_roles_by_type_default;
},
getRolesWithNameFromContents: function getRolesWithNameFromContents() {
return get_roles_with_name_from_contents_default;
},
implicitNodes: function implicitNodes() {
return implicit_nodes_default;
},
implicitRole: function implicitRole() {
return implicit_role_default;
},
isAccessibleRef: function isAccessibleRef() {
return is_accessible_ref_default;
},
isAriaRoleAllowedOnElement: function isAriaRoleAllowedOnElement() {
return is_aria_role_allowed_on_element_default;
},
isUnsupportedRole: function isUnsupportedRole() {
return is_unsupported_role_default;
},
isValidRole: function isValidRole() {
return is_valid_role_default;
},
label: function label() {
return label_default2;
},
labelVirtual: function labelVirtual() {
return label_virtual_default;
},
lookupTable: function lookupTable() {
return lookup_table_default;
},
namedFromContents: function namedFromContents() {
return named_from_contents_default;
},
requiredAttr: function requiredAttr() {
return required_attr_default;
},
requiredContext: function requiredContext() {
return required_context_default;
},
requiredOwned: function requiredOwned() {
return required_owned_default;
},
validateAttr: function validateAttr() {
return validate_attr_default;
},
validateAttrValue: function validateAttrValue() {
return validate_attr_value_default;
}
});
function allowedAttr(role) {
var roleDef = standards_default.ariaRoles[role];
var attrs = _toConsumableArray(get_global_aria_attrs_default());
if (!roleDef) {
return attrs;
}
if (roleDef.allowedAttrs) {
attrs.push.apply(attrs, _toConsumableArray(roleDef.allowedAttrs));
}
if (roleDef.requiredAttrs) {
attrs.push.apply(attrs, _toConsumableArray(roleDef.requiredAttrs));
}
return attrs;
}
var allowed_attr_default = allowedAttr;
var idRefsRegex = /^idrefs?$/;
function cacheIdRefs(node, idRefs, refAttrs) {
if (node.hasAttribute) {
if (node.nodeName.toUpperCase() === 'LABEL' && node.hasAttribute('for')) {
var id = node.getAttribute('for');
idRefs[id] = idRefs[id] || [];
idRefs[id].push(node);
}
for (var _i18 = 0; _i18 < refAttrs.length; ++_i18) {
var attr = refAttrs[_i18];
var attrValue = sanitize_default(node.getAttribute(attr) || '');
if (!attrValue) {
continue;
}
var tokens = token_list_default(attrValue);
for (var k = 0; k < tokens.length; ++k) {
idRefs[tokens[k]] = idRefs[tokens[k]] || [];
idRefs[tokens[k]].push(node);
}
}
}
for (var _i19 = 0; _i19 < node.childNodes.length; _i19++) {
if (node.childNodes[_i19].nodeType === 1) {
cacheIdRefs(node.childNodes[_i19], idRefs, refAttrs);
}
}
}
function getAccessibleRefs(node) {
node = node.actualNode || node;
var root = get_root_node_default2(node);
root = root.documentElement || root;
var idRefsByRoot = cache_default.get('idRefsByRoot', function() {
return new WeakMap();
});
var idRefs = idRefsByRoot.get(root);
if (!idRefs) {
idRefs = {};
idRefsByRoot.set(root, idRefs);
var refAttrs = Object.keys(standards_default.ariaAttrs).filter(function(attr) {
var type = standards_default.ariaAttrs[attr].type;
return idRefsRegex.test(type);
});
cacheIdRefs(root, idRefs, refAttrs);
}
return idRefs[node.id] || [];
}
var get_accessible_refs_default = getAccessibleRefs;
function isAriaRoleAllowedOnElement(node, role) {
var vNode = node instanceof abstract_virtual_node_default ? node : get_node_from_tree_default(node);
var implicitRole3 = implicit_role_default(vNode);
var spec = get_element_spec_default(vNode);
if (Array.isArray(spec.allowedRoles)) {
return spec.allowedRoles.includes(role);
}
if (role === implicitRole3) {
return false;
}
return !!spec.allowedRoles;
}
var is_aria_role_allowed_on_element_default = isAriaRoleAllowedOnElement;
var dpubRoles2 = [ 'doc-backlink', 'doc-biblioentry', 'doc-biblioref', 'doc-cover', 'doc-endnote', 'doc-glossref', 'doc-noteref' ];
var landmarkRoles = {
header: 'banner',
footer: 'contentinfo'
};
function getRoleSegments(vNode) {
var roles = [];
if (!vNode) {
return roles;
}
if (vNode.hasAttr('role')) {
var nodeRoles = token_list_default(vNode.attr('role').toLowerCase());
roles = roles.concat(nodeRoles);
}
return roles.filter(function(role) {
return is_valid_role_default(role);
});
}
function getElementUnallowedRoles(node) {
var allowImplicit = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : true;
var vNode = node instanceof abstract_virtual_node_default ? node : get_node_from_tree_default(node);
if (!is_html_element_default(vNode)) {
return [];
}
var nodeName2 = vNode.props.nodeName;
var implicitRole3 = implicit_role_default(vNode) || landmarkRoles[nodeName2];
var roleSegments = getRoleSegments(vNode);
return roleSegments.filter(function(role) {
return !roleIsAllowed(role, vNode, allowImplicit, implicitRole3);
});
}
function roleIsAllowed(role, vNode, allowImplicit, implicitRole3) {
if (allowImplicit && role === implicitRole3) {
return true;
}
if (dpubRoles2.includes(role) && get_role_type_default(role) !== implicitRole3) {
return false;
}
return is_aria_role_allowed_on_element_default(vNode, role);
}
var get_element_unallowed_roles_default = getElementUnallowedRoles;
function getAriaRolesByType(type) {
return Object.keys(standards_default.ariaRoles).filter(function(roleName) {
return standards_default.ariaRoles[roleName].type === type;
});
}
var get_aria_roles_by_type_default = getAriaRolesByType;
function getRolesByType(roleType) {
return get_aria_roles_by_type_default(roleType);
}
var get_roles_by_type_default = getRolesByType;
function getAriaRolesSupportingNameFromContent() {
return cache_default.get('ariaRolesNameFromContent', function() {
return Object.keys(standards_default.ariaRoles).filter(function(roleName) {
return standards_default.ariaRoles[roleName].nameFromContent;
});
});
}
var get_aria_roles_supporting_name_from_content_default = getAriaRolesSupportingNameFromContent;
function getRolesWithNameFromContents() {
return get_aria_roles_supporting_name_from_content_default();
}
var get_roles_with_name_from_contents_default = getRolesWithNameFromContents;
var isNull = function isNull(value) {
return value === null;
};
var isNotNull = function isNotNull(value) {
return value !== null;
};
var lookupTable = {};
lookupTable.attributes = {
'aria-activedescendant': {
type: 'idref',
allowEmpty: true,
unsupported: false
},
'aria-atomic': {
type: 'boolean',
values: [ 'true', 'false' ],
unsupported: false
},
'aria-autocomplete': {
type: 'nmtoken',
values: [ 'inline', 'list', 'both', 'none' ],
unsupported: false
},
'aria-busy': {
type: 'boolean',
values: [ 'true', 'false' ],
unsupported: false
},
'aria-checked': {
type: 'nmtoken',
values: [ 'true', 'false', 'mixed', 'undefined' ],
unsupported: false
},
'aria-colcount': {
type: 'int',
unsupported: false
},
'aria-colindex': {
type: 'int',
unsupported: false
},
'aria-colspan': {
type: 'int',
unsupported: false
},
'aria-controls': {
type: 'idrefs',
allowEmpty: true,
unsupported: false
},
'aria-current': {
type: 'nmtoken',
allowEmpty: true,
values: [ 'page', 'step', 'location', 'date', 'time', 'true', 'false' ],
unsupported: false
},
'aria-describedby': {
type: 'idrefs',
allowEmpty: true,
unsupported: false
},
'aria-describedat': {
unsupported: true,
unstandardized: true
},
'aria-details': {
type: 'idref',
allowEmpty: true,
unsupported: false
},
'aria-disabled': {
type: 'boolean',
values: [ 'true', 'false' ],
unsupported: false
},
'aria-dropeffect': {
type: 'nmtokens',
values: [ 'copy', 'move', 'reference', 'execute', 'popup', 'none' ],
unsupported: false
},
'aria-errormessage': {
type: 'idref',
allowEmpty: true,
unsupported: false
},
'aria-expanded': {
type: 'nmtoken',
values: [ 'true', 'false', 'undefined' ],
unsupported: false
},
'aria-flowto': {
type: 'idrefs',
allowEmpty: true,
unsupported: false
},
'aria-grabbed': {
type: 'nmtoken',
values: [ 'true', 'false', 'undefined' ],
unsupported: false
},
'aria-haspopup': {
type: 'nmtoken',
allowEmpty: true,
values: [ 'true', 'false', 'menu', 'listbox', 'tree', 'grid', 'dialog' ],
unsupported: false
},
'aria-hidden': {
type: 'boolean',
values: [ 'true', 'false' ],
unsupported: false
},
'aria-invalid': {
type: 'nmtoken',
allowEmpty: true,
values: [ 'true', 'false', 'spelling', 'grammar' ],
unsupported: false
},
'aria-keyshortcuts': {
type: 'string',
allowEmpty: true,
unsupported: false
},
'aria-label': {
type: 'string',
allowEmpty: true,
unsupported: false
},
'aria-labelledby': {
type: 'idrefs',
allowEmpty: true,
unsupported: false
},
'aria-level': {
type: 'int',
unsupported: false
},
'aria-live': {
type: 'nmtoken',
values: [ 'off', 'polite', 'assertive' ],
unsupported: false
},
'aria-modal': {
type: 'boolean',
values: [ 'true', 'false' ],
unsupported: false
},
'aria-multiline': {
type: 'boolean',
values: [ 'true', 'false' ],
unsupported: false
},
'aria-multiselectable': {
type: 'boolean',
values: [ 'true', 'false' ],
unsupported: false
},
'aria-orientation': {
type: 'nmtoken',
values: [ 'horizontal', 'vertical' ],
unsupported: false
},
'aria-owns': {
type: 'idrefs',
allowEmpty: true,
unsupported: false
},
'aria-placeholder': {
type: 'string',
allowEmpty: true,
unsupported: false
},
'aria-posinset': {
type: 'int',
unsupported: false
},
'aria-pressed': {
type: 'nmtoken',
values: [ 'true', 'false', 'mixed', 'undefined' ],
unsupported: false
},
'aria-readonly': {
type: 'boolean',
values: [ 'true', 'false' ],
unsupported: false
},
'aria-relevant': {
type: 'nmtokens',
values: [ 'additions', 'removals', 'text', 'all' ],
unsupported: false
},
'aria-required': {
type: 'boolean',
values: [ 'true', 'false' ],
unsupported: false
},
'aria-roledescription': {
type: 'string',
allowEmpty: true,
unsupported: false
},
'aria-rowcount': {
type: 'int',
unsupported: false
},
'aria-rowindex': {
type: 'int',
unsupported: false
},
'aria-rowspan': {
type: 'int',
unsupported: false
},
'aria-selected': {
type: 'nmtoken',
values: [ 'true', 'false', 'undefined' ],
unsupported: false
},
'aria-setsize': {
type: 'int',
unsupported: false
},
'aria-sort': {
type: 'nmtoken',
values: [ 'ascending', 'descending', 'other', 'none' ],
unsupported: false
},
'aria-valuemax': {
type: 'decimal',
unsupported: false
},
'aria-valuemin': {
type: 'decimal',
unsupported: false
},
'aria-valuenow': {
type: 'decimal',
unsupported: false
},
'aria-valuetext': {
type: 'string',
unsupported: false
}
};
lookupTable.globalAttributes = [ 'aria-atomic', 'aria-busy', 'aria-controls', 'aria-current', 'aria-describedby', 'aria-details', 'aria-disabled', 'aria-dropeffect', 'aria-flowto', 'aria-grabbed', 'aria-haspopup', 'aria-hidden', 'aria-invalid', 'aria-keyshortcuts', 'aria-label', 'aria-labelledby', 'aria-live', 'aria-owns', 'aria-relevant', 'aria-roledescription' ];
lookupTable.role = {
alert: {
type: 'widget',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
alertdialog: {
type: 'widget',
attributes: {
allowed: [ 'aria-expanded', 'aria-modal', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'dialog', 'section' ]
},
application: {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage', 'aria-activedescendant' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'article', 'audio', 'embed', 'iframe', 'object', 'section', 'svg', 'video' ]
},
article: {
type: 'structure',
attributes: {
allowed: [ 'aria-expanded', 'aria-posinset', 'aria-setsize', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'article' ],
unsupported: false
},
banner: {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'header' ],
unsupported: false,
allowedElements: [ 'section' ]
},
button: {
type: 'widget',
attributes: {
allowed: [ 'aria-expanded', 'aria-pressed', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: null,
implicit: [ 'button', 'input[type="button"]', 'input[type="image"]', 'input[type="reset"]', 'input[type="submit"]', 'summary' ],
unsupported: false,
allowedElements: [ {
nodeName: 'a',
attributes: {
href: isNotNull
}
} ]
},
cell: {
type: 'structure',
attributes: {
allowed: [ 'aria-colindex', 'aria-colspan', 'aria-rowindex', 'aria-rowspan', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: [ 'row' ],
implicit: [ 'td', 'th' ],
unsupported: false
},
checkbox: {
type: 'widget',
attributes: {
allowed: [ 'aria-checked', 'aria-required', 'aria-readonly', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: null,
implicit: [ 'input[type="checkbox"]' ],
unsupported: false,
allowedElements: [ 'button' ]
},
columnheader: {
type: 'structure',
attributes: {
allowed: [ 'aria-colindex', 'aria-colspan', 'aria-expanded', 'aria-rowindex', 'aria-rowspan', 'aria-required', 'aria-readonly', 'aria-selected', 'aria-sort', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: [ 'row' ],
implicit: [ 'th' ],
unsupported: false
},
combobox: {
type: 'composite',
attributes: {
allowed: [ 'aria-autocomplete', 'aria-required', 'aria-activedescendant', 'aria-orientation', 'aria-errormessage' ],
required: [ 'aria-expanded' ]
},
owned: {
all: [ 'listbox', 'tree', 'grid', 'dialog', 'textbox' ]
},
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ {
nodeName: 'input',
properties: {
type: [ 'text', 'search', 'tel', 'url', 'email' ]
}
} ]
},
command: {
nameFrom: [ 'author' ],
type: 'abstract',
unsupported: false
},
complementary: {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'aside' ],
unsupported: false,
allowedElements: [ 'section' ]
},
composite: {
nameFrom: [ 'author' ],
type: 'abstract',
unsupported: false
},
contentinfo: {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'footer' ],
unsupported: false,
allowedElements: [ 'section' ]
},
definition: {
type: 'structure',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'dd', 'dfn' ],
unsupported: false
},
dialog: {
type: 'widget',
attributes: {
allowed: [ 'aria-expanded', 'aria-modal', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'dialog' ],
unsupported: false,
allowedElements: [ 'section' ]
},
directory: {
type: 'structure',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: null,
unsupported: false,
allowedElements: [ 'ol', 'ul' ]
},
document: {
type: 'structure',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'body' ],
unsupported: false,
allowedElements: [ 'article', 'embed', 'iframe', 'object', 'section', 'svg' ]
},
'doc-abstract': {
type: 'section',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-acknowledgments': {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-afterword': {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-appendix': {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-backlink': {
type: 'link',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: null,
unsupported: false,
allowedElements: [ {
nodeName: 'a',
attributes: {
href: isNotNull
}
} ]
},
'doc-biblioentry': {
type: 'listitem',
attributes: {
allowed: [ 'aria-expanded', 'aria-level', 'aria-posinset', 'aria-setsize', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: [ 'doc-bibliography' ],
unsupported: false,
allowedElements: [ 'li' ]
},
'doc-bibliography': {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: {
one: [ 'doc-biblioentry' ]
},
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-biblioref': {
type: 'link',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: null,
unsupported: false,
allowedElements: [ {
nodeName: 'a',
attributes: {
href: isNotNull
}
} ]
},
'doc-chapter': {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-colophon': {
type: 'section',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-conclusion': {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-cover': {
type: 'img',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false
},
'doc-credit': {
type: 'section',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-credits': {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-dedication': {
type: 'section',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-endnote': {
type: 'listitem',
attributes: {
allowed: [ 'aria-expanded', 'aria-level', 'aria-posinset', 'aria-setsize', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: [ 'doc-endnotes' ],
unsupported: false,
allowedElements: [ 'li' ]
},
'doc-endnotes': {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: {
one: [ 'doc-endnote' ]
},
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-epigraph': {
type: 'section',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false
},
'doc-epilogue': {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-errata': {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-example': {
type: 'section',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'aside', 'section' ]
},
'doc-footnote': {
type: 'section',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'aside', 'footer', 'header' ]
},
'doc-foreword': {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-glossary': {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: [ 'term', 'definition' ],
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'dl' ]
},
'doc-glossref': {
type: 'link',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author', 'contents' ],
context: null,
unsupported: false,
allowedElements: [ {
nodeName: 'a',
attributes: {
href: isNotNull
}
} ]
},
'doc-index': {
type: 'navigation',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'nav', 'section' ]
},
'doc-introduction': {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-noteref': {
type: 'link',
attributes: {
allowed: [ 'aria-expanded' ]
},
owned: null,
namefrom: [ 'author', 'contents' ],
context: null,
unsupported: false,
allowedElements: [ {
nodeName: 'a',
attributes: {
href: isNotNull
}
} ]
},
'doc-notice': {
type: 'note',
attributes: {
allowed: [ 'aria-expanded' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-pagebreak': {
type: 'separator',
attributes: {
allowed: [ 'aria-expanded' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'hr' ]
},
'doc-pagelist': {
type: 'navigation',
attributes: {
allowed: [ 'aria-expanded' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'nav', 'section' ]
},
'doc-part': {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-preface': {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-prologue': {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-pullquote': {
type: 'none',
attributes: {
allowed: [ 'aria-expanded' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'aside', 'section' ]
},
'doc-qna': {
type: 'section',
attributes: {
allowed: [ 'aria-expanded' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
'doc-subtitle': {
type: 'sectionhead',
attributes: {
allowed: [ 'aria-expanded' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: {
nodeName: [ 'h1', 'h2', 'h3', 'h4', 'h5', 'h6' ]
}
},
'doc-tip': {
type: 'note',
attributes: {
allowed: [ 'aria-expanded' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'aside' ]
},
'doc-toc': {
type: 'navigation',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
namefrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'nav', 'section' ]
},
feed: {
type: 'structure',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: {
one: [ 'article' ]
},
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'article', 'aside', 'section' ]
},
figure: {
type: 'structure',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: null,
implicit: [ 'figure' ],
unsupported: false
},
form: {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'form' ],
unsupported: false
},
grid: {
type: 'composite',
attributes: {
allowed: [ 'aria-activedescendant', 'aria-expanded', 'aria-colcount', 'aria-level', 'aria-multiselectable', 'aria-readonly', 'aria-rowcount', 'aria-errormessage' ]
},
owned: {
one: [ 'rowgroup', 'row' ]
},
nameFrom: [ 'author' ],
context: null,
implicit: [ 'table' ],
unsupported: false
},
gridcell: {
type: 'widget',
attributes: {
allowed: [ 'aria-colindex', 'aria-colspan', 'aria-expanded', 'aria-rowindex', 'aria-rowspan', 'aria-selected', 'aria-readonly', 'aria-required', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: [ 'row' ],
implicit: [ 'td', 'th' ],
unsupported: false
},
group: {
type: 'structure',
attributes: {
allowed: [ 'aria-activedescendant', 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'details', 'optgroup' ],
unsupported: false,
allowedElements: [ 'dl', 'figcaption', 'fieldset', 'figure', 'footer', 'header', 'ol', 'ul' ]
},
heading: {
type: 'structure',
attributes: {
required: [ 'aria-level' ],
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: null,
implicit: [ 'h1', 'h2', 'h3', 'h4', 'h5', 'h6' ],
unsupported: false
},
img: {
type: 'structure',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'img' ],
unsupported: false,
allowedElements: [ 'embed', 'iframe', 'object', 'svg' ]
},
input: {
nameFrom: [ 'author' ],
type: 'abstract',
unsupported: false
},
landmark: {
nameFrom: [ 'author' ],
type: 'abstract',
unsupported: false
},
link: {
type: 'widget',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: null,
implicit: [ 'a[href]', 'area[href]' ],
unsupported: false,
allowedElements: [ 'button', {
nodeName: 'input',
properties: {
type: [ 'image', 'button' ]
}
} ]
},
list: {
type: 'structure',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: {
all: [ 'listitem' ]
},
nameFrom: [ 'author' ],
context: null,
implicit: [ 'ol', 'ul', 'dl' ],
unsupported: false
},
listbox: {
type: 'composite',
attributes: {
allowed: [ 'aria-activedescendant', 'aria-multiselectable', 'aria-readonly', 'aria-required', 'aria-expanded', 'aria-orientation', 'aria-errormessage' ]
},
owned: {
all: [ 'option' ]
},
nameFrom: [ 'author' ],
context: null,
implicit: [ 'select' ],
unsupported: false,
allowedElements: [ 'ol', 'ul' ]
},
listitem: {
type: 'structure',
attributes: {
allowed: [ 'aria-level', 'aria-posinset', 'aria-setsize', 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: [ 'list' ],
implicit: [ 'li', 'dt' ],
unsupported: false
},
log: {
type: 'widget',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
main: {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'main' ],
unsupported: false,
allowedElements: [ 'article', 'section' ]
},
marquee: {
type: 'widget',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
math: {
type: 'structure',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'math' ],
unsupported: false
},
menu: {
type: 'composite',
attributes: {
allowed: [ 'aria-activedescendant', 'aria-expanded', 'aria-orientation', 'aria-errormessage' ]
},
owned: {
one: [ 'menuitem', 'menuitemradio', 'menuitemcheckbox' ]
},
nameFrom: [ 'author' ],
context: null,
implicit: [ 'menu[type="context"]' ],
unsupported: false,
allowedElements: [ 'ol', 'ul' ]
},
menubar: {
type: 'composite',
attributes: {
allowed: [ 'aria-activedescendant', 'aria-expanded', 'aria-orientation', 'aria-errormessage' ]
},
owned: {
one: [ 'menuitem', 'menuitemradio', 'menuitemcheckbox' ]
},
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'ol', 'ul' ]
},
menuitem: {
type: 'widget',
attributes: {
allowed: [ 'aria-posinset', 'aria-setsize', 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: [ 'menu', 'menubar' ],
implicit: [ 'menuitem[type="command"]' ],
unsupported: false,
allowedElements: [ 'button', 'li', {
nodeName: 'iput',
properties: {
type: [ 'image', 'button' ]
}
}, {
nodeName: 'a',
attributes: {
href: isNotNull
}
} ]
},
menuitemcheckbox: {
type: 'widget',
attributes: {
allowed: [ 'aria-checked', 'aria-posinset', 'aria-setsize', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: [ 'menu', 'menubar' ],
implicit: [ 'menuitem[type="checkbox"]' ],
unsupported: false,
allowedElements: [ {
nodeName: [ 'button', 'li' ]
}, {
nodeName: 'input',
properties: {
type: [ 'checkbox', 'image', 'button' ]
}
}, {
nodeName: 'a',
attributes: {
href: isNotNull
}
} ]
},
menuitemradio: {
type: 'widget',
attributes: {
allowed: [ 'aria-checked', 'aria-selected', 'aria-posinset', 'aria-setsize', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: [ 'menu', 'menubar' ],
implicit: [ 'menuitem[type="radio"]' ],
unsupported: false,
allowedElements: [ {
nodeName: [ 'button', 'li' ]
}, {
nodeName: 'input',
properties: {
type: [ 'image', 'button', 'radio' ]
}
}, {
nodeName: 'a',
attributes: {
href: isNotNull
}
} ]
},
navigation: {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'nav' ],
unsupported: false,
allowedElements: [ 'section' ]
},
none: {
type: 'structure',
attributes: null,
owned: null,
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ {
nodeName: [ 'article', 'aside', 'dl', 'embed', 'figcaption', 'fieldset', 'figure', 'footer', 'form', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'header', 'hr', 'iframe', 'li', 'ol', 'section', 'ul' ]
}, {
nodeName: 'img',
attributes: {
alt: isNotNull
}
} ]
},
note: {
type: 'structure',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'aside' ]
},
option: {
type: 'widget',
attributes: {
allowed: [ 'aria-selected', 'aria-posinset', 'aria-setsize', 'aria-checked', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: [ 'listbox' ],
implicit: [ 'option' ],
unsupported: false,
allowedElements: [ {
nodeName: [ 'button', 'li' ]
}, {
nodeName: 'input',
properties: {
type: [ 'checkbox', 'button' ]
}
}, {
nodeName: 'a',
attributes: {
href: isNotNull
}
} ]
},
presentation: {
type: 'structure',
attributes: null,
owned: null,
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ {
nodeName: [ 'article', 'aside', 'dl', 'embed', 'figcaption', 'fieldset', 'figure', 'footer', 'form', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'header', 'hr', 'iframe', 'li', 'ol', 'section', 'ul' ]
}, {
nodeName: 'img',
attributes: {
alt: isNotNull
}
} ]
},
progressbar: {
type: 'widget',
attributes: {
allowed: [ 'aria-valuetext', 'aria-valuenow', 'aria-valuemax', 'aria-valuemin', 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'progress' ],
unsupported: false
},
radio: {
type: 'widget',
attributes: {
allowed: [ 'aria-selected', 'aria-posinset', 'aria-setsize', 'aria-required', 'aria-errormessage', 'aria-checked' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: null,
implicit: [ 'input[type="radio"]' ],
unsupported: false,
allowedElements: [ {
nodeName: [ 'button', 'li' ]
}, {
nodeName: 'input',
properties: {
type: [ 'image', 'button' ]
}
} ]
},
radiogroup: {
type: 'composite',
attributes: {
allowed: [ 'aria-activedescendant', 'aria-required', 'aria-expanded', 'aria-readonly', 'aria-errormessage', 'aria-orientation' ]
},
owned: {
all: [ 'radio' ]
},
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: {
nodeName: [ 'ol', 'ul', 'fieldset' ]
}
},
range: {
nameFrom: [ 'author' ],
type: 'abstract',
unsupported: false
},
region: {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'section[aria-label]', 'section[aria-labelledby]', 'section[title]' ],
unsupported: false,
allowedElements: {
nodeName: [ 'article', 'aside' ]
}
},
roletype: {
type: 'abstract',
unsupported: false
},
row: {
type: 'structure',
attributes: {
allowed: [ 'aria-activedescendant', 'aria-colindex', 'aria-expanded', 'aria-level', 'aria-selected', 'aria-rowindex', 'aria-errormessage' ]
},
owned: {
one: [ 'cell', 'columnheader', 'rowheader', 'gridcell' ]
},
nameFrom: [ 'author', 'contents' ],
context: [ 'rowgroup', 'grid', 'treegrid', 'table' ],
implicit: [ 'tr' ],
unsupported: false
},
rowgroup: {
type: 'structure',
attributes: {
allowed: [ 'aria-activedescendant', 'aria-expanded', 'aria-errormessage' ]
},
owned: {
all: [ 'row' ]
},
nameFrom: [ 'author', 'contents' ],
context: [ 'grid', 'table', 'treegrid' ],
implicit: [ 'tbody', 'thead', 'tfoot' ],
unsupported: false
},
rowheader: {
type: 'structure',
attributes: {
allowed: [ 'aria-colindex', 'aria-colspan', 'aria-expanded', 'aria-rowindex', 'aria-rowspan', 'aria-required', 'aria-readonly', 'aria-selected', 'aria-sort', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: [ 'row' ],
implicit: [ 'th' ],
unsupported: false
},
scrollbar: {
type: 'widget',
attributes: {
required: [ 'aria-controls', 'aria-valuenow' ],
allowed: [ 'aria-valuetext', 'aria-orientation', 'aria-errormessage', 'aria-valuemax', 'aria-valuemin' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
unsupported: false
},
search: {
type: 'landmark',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: {
nodeName: [ 'aside', 'form', 'section' ]
}
},
searchbox: {
type: 'widget',
attributes: {
allowed: [ 'aria-activedescendant', 'aria-autocomplete', 'aria-multiline', 'aria-readonly', 'aria-required', 'aria-placeholder', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'input[type="search"]' ],
unsupported: false,
allowedElements: {
nodeName: 'input',
properties: {
type: 'text'
}
}
},
section: {
nameFrom: [ 'author', 'contents' ],
type: 'abstract',
unsupported: false
},
sectionhead: {
nameFrom: [ 'author', 'contents' ],
type: 'abstract',
unsupported: false
},
select: {
nameFrom: [ 'author' ],
type: 'abstract',
unsupported: false
},
separator: {
type: 'structure',
attributes: {
allowed: [ 'aria-expanded', 'aria-orientation', 'aria-valuenow', 'aria-valuemax', 'aria-valuemin', 'aria-valuetext', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'hr' ],
unsupported: false,
allowedElements: [ 'li' ]
},
slider: {
type: 'widget',
attributes: {
allowed: [ 'aria-valuetext', 'aria-orientation', 'aria-readonly', 'aria-errormessage', 'aria-valuemax', 'aria-valuemin' ],
required: [ 'aria-valuenow' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'input[type="range"]' ],
unsupported: false
},
spinbutton: {
type: 'widget',
attributes: {
allowed: [ 'aria-valuetext', 'aria-required', 'aria-readonly', 'aria-errormessage', 'aria-valuemax', 'aria-valuemin' ],
required: [ 'aria-valuenow' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'input[type="number"]' ],
unsupported: false,
allowedElements: {
nodeName: 'input',
properties: {
type: [ 'text', 'tel' ]
}
}
},
status: {
type: 'widget',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'output' ],
unsupported: false,
allowedElements: [ 'section' ]
},
structure: {
type: 'abstract',
unsupported: false
},
switch: {
type: 'widget',
attributes: {
allowed: [ 'aria-errormessage' ],
required: [ 'aria-checked' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: null,
unsupported: false,
allowedElements: [ 'button', {
nodeName: 'input',
properties: {
type: [ 'checkbox', 'image', 'button' ]
}
}, {
nodeName: 'a',
attributes: {
href: isNotNull
}
} ]
},
tab: {
type: 'widget',
attributes: {
allowed: [ 'aria-selected', 'aria-expanded', 'aria-setsize', 'aria-posinset', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: [ 'tablist' ],
unsupported: false,
allowedElements: [ {
nodeName: [ 'button', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'li' ]
}, {
nodeName: 'input',
properties: {
type: 'button'
}
}, {
nodeName: 'a',
attributes: {
href: isNotNull
}
} ]
},
table: {
type: 'structure',
attributes: {
allowed: [ 'aria-colcount', 'aria-rowcount', 'aria-errormessage' ]
},
owned: {
one: [ 'rowgroup', 'row' ]
},
nameFrom: [ 'author', 'contents' ],
context: null,
implicit: [ 'table' ],
unsupported: false
},
tablist: {
type: 'composite',
attributes: {
allowed: [ 'aria-activedescendant', 'aria-expanded', 'aria-level', 'aria-multiselectable', 'aria-orientation', 'aria-errormessage' ]
},
owned: {
all: [ 'tab' ]
},
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'ol', 'ul' ]
},
tabpanel: {
type: 'widget',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'section' ]
},
term: {
type: 'structure',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: null,
implicit: [ 'dt' ],
unsupported: false
},
textbox: {
type: 'widget',
attributes: {
allowed: [ 'aria-activedescendant', 'aria-autocomplete', 'aria-multiline', 'aria-readonly', 'aria-required', 'aria-placeholder', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'input[type="text"]', 'input[type="email"]', 'input[type="password"]', 'input[type="tel"]', 'input[type="url"]', 'input:not([type])', 'textarea' ],
unsupported: false
},
timer: {
type: 'widget',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
unsupported: false
},
toolbar: {
type: 'structure',
attributes: {
allowed: [ 'aria-activedescendant', 'aria-expanded', 'aria-orientation', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author' ],
context: null,
implicit: [ 'menu[type="toolbar"]' ],
unsupported: false,
allowedElements: [ 'ol', 'ul' ]
},
tooltip: {
type: 'structure',
attributes: {
allowed: [ 'aria-expanded', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: null,
unsupported: false
},
tree: {
type: 'composite',
attributes: {
allowed: [ 'aria-activedescendant', 'aria-multiselectable', 'aria-required', 'aria-expanded', 'aria-orientation', 'aria-errormessage' ]
},
owned: {
all: [ 'treeitem' ]
},
nameFrom: [ 'author' ],
context: null,
unsupported: false,
allowedElements: [ 'ol', 'ul' ]
},
treegrid: {
type: 'composite',
attributes: {
allowed: [ 'aria-activedescendant', 'aria-colcount', 'aria-expanded', 'aria-level', 'aria-multiselectable', 'aria-readonly', 'aria-required', 'aria-rowcount', 'aria-orientation', 'aria-errormessage' ]
},
owned: {
one: [ 'rowgroup', 'row' ]
},
nameFrom: [ 'author' ],
context: null,
unsupported: false
},
treeitem: {
type: 'widget',
attributes: {
allowed: [ 'aria-checked', 'aria-selected', 'aria-expanded', 'aria-level', 'aria-posinset', 'aria-setsize', 'aria-errormessage' ]
},
owned: null,
nameFrom: [ 'author', 'contents' ],
context: [ 'group', 'tree' ],
unsupported: false,
allowedElements: [ 'li', {
nodeName: 'a',
attributes: {
href: isNotNull
}
} ]
},
widget: {
type: 'abstract',
unsupported: false
},
window: {
nameFrom: [ 'author' ],
type: 'abstract',
unsupported: false
}
};
lookupTable.implicitHtmlRole = implicit_html_roles_default;
lookupTable.elementsAllowedNoRole = [ {
nodeName: [ 'base', 'body', 'caption', 'col', 'colgroup', 'datalist', 'dd', 'details', 'dt', 'head', 'html', 'keygen', 'label', 'legend', 'main', 'map', 'math', 'meta', 'meter', 'noscript', 'optgroup', 'param', 'picture', 'progress', 'script', 'source', 'style', 'template', 'textarea', 'title', 'track' ]
}, {
nodeName: 'area',
attributes: {
href: isNotNull
}
}, {
nodeName: 'input',
properties: {
type: [ 'color', 'data', 'datatime', 'file', 'hidden', 'month', 'number', 'password', 'range', 'reset', 'submit', 'time', 'week' ]
}
}, {
nodeName: 'link',
attributes: {
href: isNotNull
}
}, {
nodeName: 'menu',
attributes: {
type: 'context'
}
}, {
nodeName: 'menuitem',
attributes: {
type: [ 'command', 'checkbox', 'radio' ]
}
}, {
nodeName: 'select',
condition: function condition(vNode) {
if (!(vNode instanceof axe.AbstractVirtualNode)) {
vNode = axe.utils.getNodeFromTree(vNode);
}
return Number(vNode.attr('size')) > 1;
},
properties: {
multiple: true
}
}, {
nodeName: [ 'clippath', 'cursor', 'defs', 'desc', 'feblend', 'fecolormatrix', 'fecomponenttransfer', 'fecomposite', 'feconvolvematrix', 'fediffuselighting', 'fedisplacementmap', 'fedistantlight', 'fedropshadow', 'feflood', 'fefunca', 'fefuncb', 'fefuncg', 'fefuncr', 'fegaussianblur', 'feimage', 'femerge', 'femergenode', 'femorphology', 'feoffset', 'fepointlight', 'fespecularlighting', 'fespotlight', 'fetile', 'feturbulence', 'filter', 'hatch', 'hatchpath', 'lineargradient', 'marker', 'mask', 'meshgradient', 'meshpatch', 'meshrow', 'metadata', 'mpath', 'pattern', 'radialgradient', 'solidcolor', 'stop', 'switch', 'view' ]
} ];
lookupTable.elementsAllowedAnyRole = [ {
nodeName: 'a',
attributes: {
href: isNull
}
}, {
nodeName: 'img',
attributes: {
alt: isNull
}
}, {
nodeName: [ 'abbr', 'address', 'canvas', 'div', 'p', 'pre', 'blockquote', 'ins', 'del', 'output', 'span', 'table', 'tbody', 'thead', 'tfoot', 'td', 'em', 'strong', 'small', 's', 'cite', 'q', 'dfn', 'abbr', 'time', 'code', 'var', 'samp', 'kbd', 'sub', 'sup', 'i', 'b', 'u', 'mark', 'ruby', 'rt', 'rp', 'bdi', 'bdo', 'br', 'wbr', 'th', 'tr' ]
} ];
lookupTable.evaluateRoleForElement = {
A: function A(_ref62) {
var node = _ref62.node, out = _ref62.out;
if (node.namespaceURI === 'http://www.w3.org/2000/svg') {
return true;
}
if (node.href.length) {
return out;
}
return true;
},
AREA: function AREA(_ref63) {
var node = _ref63.node;
return !node.href;
},
BUTTON: function BUTTON(_ref64) {
var node = _ref64.node, role = _ref64.role, out = _ref64.out;
if (node.getAttribute('type') === 'menu') {
return role === 'menuitem';
}
return out;
},
IMG: function IMG(_ref65) {
var node = _ref65.node, role = _ref65.role, out = _ref65.out;
switch (node.alt) {
case null:
return out;
case '':
return role === 'presentation' || role === 'none';
default:
return role !== 'presentation' && role !== 'none';
}
},
INPUT: function INPUT(_ref66) {
var node = _ref66.node, role = _ref66.role, out = _ref66.out;
switch (node.type) {
case 'button':
case 'image':
return out;
case 'checkbox':
if (role === 'button' && node.hasAttribute('aria-pressed')) {
return true;
}
return out;
case 'radio':
return role === 'menuitemradio';
case 'text':
return role === 'combobox' || role === 'searchbox' || role === 'spinbutton';
case 'tel':
return role === 'combobox' || role === 'spinbutton';
case 'url':
case 'search':
case 'email':
return role === 'combobox';
default:
return false;
}
},
LI: function LI(_ref67) {
var node = _ref67.node, out = _ref67.out;
var hasImplicitListitemRole = axe.utils.matchesSelector(node, 'ol li, ul li');
if (hasImplicitListitemRole) {
return out;
}
return true;
},
MENU: function MENU(_ref68) {
var node = _ref68.node;
if (node.getAttribute('type') === 'context') {
return false;
}
return true;
},
OPTION: function OPTION(_ref69) {
var node = _ref69.node;
var withinOptionList = axe.utils.matchesSelector(node, 'select > option, datalist > option, optgroup > option');
return !withinOptionList;
},
SELECT: function SELECT(_ref70) {
var node = _ref70.node, role = _ref70.role;
return !node.multiple && node.size <= 1 && role === 'menu';
},
SVG: function SVG(_ref71) {
var node = _ref71.node, out = _ref71.out;
if (node.parentNode && node.parentNode.namespaceURI === 'http://www.w3.org/2000/svg') {
return true;
}
return out;
}
};
lookupTable.rolesOfType = {
widget: [ 'button', 'checkbox', 'dialog', 'gridcell', 'link', 'log', 'marquee', 'menuitem', 'menuitemcheckbox', 'menuitemradio', 'option', 'progressbar', 'radio', 'scrollbar', 'searchbox', 'slider', 'spinbutton', 'status', 'switch', 'tab', 'tabpanel', 'textbox', 'timer', 'tooltip', 'tree', 'treeitem' ]
};
var lookup_table_default = lookupTable;
function implicitNodes(role) {
var implicit = null;
var roles = lookup_table_default.role[role];
if (roles && roles.implicit) {
implicit = clone_default(roles.implicit);
}
return implicit;
}
var implicit_nodes_default = implicitNodes;
function isAccessibleRef(node) {
return !!get_accessible_refs_default(node).length;
}
var is_accessible_ref_default = isAccessibleRef;
function label2(node) {
node = get_node_from_tree_default(node);
return label_virtual_default(node);
}
var label_default2 = label2;
function requiredAttr(role) {
var roleDef = standards_default.ariaRoles[role];
if (!roleDef || !Array.isArray(roleDef.requiredAttrs)) {
return [];
}
return _toConsumableArray(roleDef.requiredAttrs);
}
var required_attr_default = requiredAttr;
function requiredContext(role) {
var roleDef = standards_default.ariaRoles[role];
if (!roleDef || !Array.isArray(roleDef.requiredContext)) {
return null;
}
return _toConsumableArray(roleDef.requiredContext);
}
var required_context_default = requiredContext;
function requiredOwned(role) {
var roleDef = standards_default.ariaRoles[role];
if (!roleDef || !Array.isArray(roleDef.requiredOwned)) {
return null;
}
return _toConsumableArray(roleDef.requiredOwned);
}
var required_owned_default = requiredOwned;
function validateAttrValue(vNode, attr) {
vNode = vNode instanceof abstract_virtual_node_default ? vNode : get_node_from_tree_default(vNode);
var matches4;
var list;
var value = vNode.attr(attr);
var attrInfo = standards_default.ariaAttrs[attr];
if (!attrInfo) {
return true;
}
if (attrInfo.allowEmpty && (!value || value.trim() === '')) {
return true;
}
switch (attrInfo.type) {
case 'boolean':
return [ 'true', 'false' ].includes(value.toLowerCase());
case 'nmtoken':
return typeof value === 'string' && attrInfo.values.includes(value.toLowerCase());
case 'nmtokens':
list = token_list_default(value);
return list.reduce(function(result, token) {
return result && attrInfo.values.includes(token);
}, list.length !== 0);
case 'idref':
try {
var doc = get_root_node_default2(vNode.actualNode);
return !!(value && doc.getElementById(value));
} catch (e) {
throw new TypeError('Cannot resolve id references for partial DOM');
}
case 'idrefs':
return idrefs_default(vNode, attr).some(function(node) {
return !!node;
});
case 'string':
return value.trim() !== '';
case 'decimal':
matches4 = value.match(/^[-+]?([0-9]*)\.?([0-9]*)$/);
return !!(matches4 && (matches4[1] || matches4[2]));
case 'int':
var minValue = typeof attrInfo.minValue !== 'undefined' ? attrInfo.minValue : -Infinity;
return /^[-+]?[0-9]+$/.test(value) && parseInt(value) >= minValue;
}
}
var validate_attr_value_default = validateAttrValue;
function validateAttr(att) {
var attrDefinition = standards_default.ariaAttrs[att];
return !!attrDefinition;
}
var validate_attr_default = validateAttr;
function abstractroleEvaluate(node, options, virtualNode) {
var abstractRoles = token_list_default(virtualNode.attr('role')).filter(function(role) {
return get_role_type_default(role) === 'abstract';
});
if (abstractRoles.length > 0) {
this.data(abstractRoles);
return true;
}
return false;
}
var abstractrole_evaluate_default = abstractroleEvaluate;
function ariaAllowedAttrEvaluate(node, options, virtualNode) {
var invalid = [];
var role = get_role_default(virtualNode);
var attrs = virtualNode.attrNames;
var allowed = allowed_attr_default(role);
if (Array.isArray(options[role])) {
allowed = unique_array_default(options[role].concat(allowed));
}
var tableMap = cache_default.get('aria-allowed-attr-table', function() {
return new WeakMap();
});
function validateRowAttrs() {
if (virtualNode.parent && role === 'row') {
var table = closest_default(virtualNode, 'table, [role="treegrid"], [role="table"], [role="grid"]');
var tableRole = tableMap.get(table);
if (table && !tableRole) {
tableRole = get_role_default(table);
tableMap.set(table, tableRole);
}
if ([ 'table', 'grid' ].includes(tableRole) && role === 'row') {
return true;
}
}
}
var ariaAttr = Array.isArray(options.validTreeRowAttrs) ? options.validTreeRowAttrs : [];
var preChecks = {};
ariaAttr.forEach(function(attr) {
preChecks[attr] = validateRowAttrs;
});
if (allowed) {
for (var _i20 = 0; _i20 < attrs.length; _i20++) {
var _preChecks$attrName;
var attrName = attrs[_i20];
if (validate_attr_default(attrName) && (_preChecks$attrName = preChecks[attrName]) !== null && _preChecks$attrName !== void 0 && _preChecks$attrName.call(preChecks)) {
invalid.push(attrName + '="' + virtualNode.attr(attrName) + '"');
} else if (validate_attr_default(attrName) && !allowed.includes(attrName)) {
invalid.push(attrName + '="' + virtualNode.attr(attrName) + '"');
}
}
}
if (invalid.length) {
this.data(invalid);
if (!is_html_element_default(virtualNode) && !role && !_isFocusable(virtualNode)) {
return void 0;
}
return false;
}
return true;
}
function ariaAllowedRoleEvaluate(node) {
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var virtualNode = arguments.length > 2 ? arguments[2] : undefined;
var _options$allowImplici = options.allowImplicit, allowImplicit = _options$allowImplici === void 0 ? true : _options$allowImplici, _options$ignoredTags = options.ignoredTags, ignoredTags = _options$ignoredTags === void 0 ? [] : _options$ignoredTags;
var nodeName2 = virtualNode.props.nodeName;
if (ignoredTags.map(function(tag) {
return tag.toLowerCase();
}).includes(nodeName2)) {
return true;
}
var unallowedRoles = get_element_unallowed_roles_default(virtualNode, allowImplicit);
if (unallowedRoles.length) {
this.data(unallowedRoles);
if (!_isVisibleToScreenReaders(virtualNode)) {
return void 0;
}
return false;
}
return true;
}
var aria_allowed_role_evaluate_default = ariaAllowedRoleEvaluate;
function ariaBusyEvaluate(node, options, virtualNode) {
return virtualNode.attr('aria-busy') === 'true';
}
function ariaErrormessageEvaluate(node, options, virtualNode) {
options = Array.isArray(options) ? options : [];
var attr = virtualNode.attr('aria-errormessage');
var hasAttr = virtualNode.hasAttr('aria-errormessage');
var invaid = virtualNode.attr('aria-invalid');
var hasInvallid = virtualNode.hasAttr('aria-invalid');
if (!hasInvallid || invaid === 'false') {
return true;
}
function validateAttrValue2(attr2) {
if (attr2.trim() === '') {
return standards_default.ariaAttrs['aria-errormessage'].allowEmpty;
}
var idref;
try {
idref = attr2 && idrefs_default(virtualNode, 'aria-errormessage')[0];
} catch (e) {
this.data({
messageKey: 'idrefs',
values: token_list_default(attr2)
});
return void 0;
}
if (idref) {
if (!_isVisibleToScreenReaders(idref)) {
this.data({
messageKey: 'hidden',
values: token_list_default(attr2)
});
return false;
}
return idref.getAttribute('role') === 'alert' || idref.getAttribute('aria-live') === 'assertive' || idref.getAttribute('aria-live') === 'polite' || token_list_default(virtualNode.attr('aria-describedby')).indexOf(attr2) > -1;
}
return;
}
if (options.indexOf(attr) === -1 && hasAttr) {
this.data(token_list_default(attr));
return validateAttrValue2.call(this, attr);
}
return true;
}
var aria_errormessage_evaluate_default = ariaErrormessageEvaluate;
function ariaHiddenBodyEvaluate(node, options, virtualNode) {
return virtualNode.attr('aria-hidden') !== 'true';
}
var aria_hidden_body_evaluate_default = ariaHiddenBodyEvaluate;
function ariaLevelEvaluate(node, options, virtualNode) {
var ariaHeadingLevel = virtualNode.attr('aria-level');
var ariaLevel = parseInt(ariaHeadingLevel, 10);
if (ariaLevel > 6) {
return void 0;
}
return true;
}
var aria_level_evaluate_default = ariaLevelEvaluate;
function ariaProhibitedAttrEvaluate(node) {
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var virtualNode = arguments.length > 2 ? arguments[2] : undefined;
var elementsAllowedAriaLabel = (options === null || options === void 0 ? void 0 : options.elementsAllowedAriaLabel) || [];
var nodeName2 = virtualNode.props.nodeName;
var role = get_role_default(virtualNode, {
chromium: true
});
var prohibitedList = listProhibitedAttrs(role, nodeName2, elementsAllowedAriaLabel);
var prohibited = prohibitedList.filter(function(attrName) {
if (!virtualNode.attrNames.includes(attrName)) {
return false;
}
return sanitize_default(virtualNode.attr(attrName)) !== '';
});
if (prohibited.length === 0) {
return false;
}
var messageKey = virtualNode.hasAttr('role') ? 'hasRole' : 'noRole';
messageKey += prohibited.length > 1 ? 'Plural' : 'Singular';
this.data({
role: role,
nodeName: nodeName2,
messageKey: messageKey,
prohibited: prohibited
});
var textContent = subtree_text_default(virtualNode, {
subtreeDescendant: true
});
if (sanitize_default(textContent) !== '') {
return void 0;
}
return true;
}
function listProhibitedAttrs(role, nodeName2, elementsAllowedAriaLabel) {
var roleSpec = standards_default.ariaRoles[role];
if (roleSpec) {
return roleSpec.prohibitedAttrs || [];
}
if (!!role || elementsAllowedAriaLabel.includes(nodeName2)) {
return [];
}
return [ 'aria-label', 'aria-labelledby' ];
}
var standards_exports = {};
__export(standards_exports, {
getAriaRolesByType: function getAriaRolesByType() {
return get_aria_roles_by_type_default;
},
getAriaRolesSupportingNameFromContent: function getAriaRolesSupportingNameFromContent() {
return get_aria_roles_supporting_name_from_content_default;
},
getElementSpec: function getElementSpec() {
return get_element_spec_default;
},
getElementsByContentType: function getElementsByContentType() {
return get_elements_by_content_type_default;
},
getGlobalAriaAttrs: function getGlobalAriaAttrs() {
return get_global_aria_attrs_default;
},
implicitHtmlRoles: function implicitHtmlRoles() {
return implicit_html_roles_default;
}
});
function ariaRequiredAttrEvaluate(node) {
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var virtualNode = arguments.length > 2 ? arguments[2] : undefined;
var role = get_explicit_role_default(virtualNode);
var attrs = virtualNode.attrNames;
var requiredAttrs = required_attr_default(role);
if (Array.isArray(options[role])) {
requiredAttrs = unique_array_default(options[role], requiredAttrs);
}
if (!role || !attrs.length || !requiredAttrs.length) {
return true;
}
if (isStaticSeparator(virtualNode, role) || isClosedCombobox(virtualNode, role)) {
return true;
}
var elmSpec = get_element_spec_default(virtualNode);
var missingAttrs = requiredAttrs.filter(function(requiredAttr2) {
return !virtualNode.attr(requiredAttr2) && !hasImplicitAttr(elmSpec, requiredAttr2);
});
if (missingAttrs.length) {
this.data(missingAttrs);
return false;
}
return true;
}
function isStaticSeparator(vNode, role) {
return role === 'separator' && !_isFocusable(vNode);
}
function hasImplicitAttr(elmSpec, attr) {
var _elmSpec$implicitAttr;
return ((_elmSpec$implicitAttr = elmSpec.implicitAttrs) === null || _elmSpec$implicitAttr === void 0 ? void 0 : _elmSpec$implicitAttr[attr]) !== void 0;
}
function isClosedCombobox(vNode, role) {
return role === 'combobox' && vNode.attr('aria-expanded') === 'false';
}
function getOwnedRoles(virtualNode, required) {
var ownedRoles = [];
var ownedElements = get_owned_virtual_default(virtualNode);
var _loop5 = function _loop5(_i21) {
var ownedElement = ownedElements[_i21];
var role = get_role_default(ownedElement, {
noPresentational: true
});
var hasGlobalAria = get_global_aria_attrs_default().some(function(attr) {
return ownedElement.hasAttr(attr);
});
var hasGlobalAriaOrFocusable = hasGlobalAria || _isFocusable(ownedElement);
if (!role && !hasGlobalAriaOrFocusable || [ 'group', 'rowgroup' ].includes(role) && required.some(function(requiredRole) {
return requiredRole === role;
})) {
ownedElements.push.apply(ownedElements, _toConsumableArray(ownedElement.children));
} else if (role || hasGlobalAriaOrFocusable) {
ownedRoles.push({
role: role,
ownedElement: ownedElement
});
}
};
for (var _i21 = 0; _i21 < ownedElements.length; _i21++) {
_loop5(_i21);
}
return ownedRoles;
}
function missingRequiredChildren(virtualNode, role, required, ownedRoles) {
var _loop6 = function _loop6(_i22) {
var role2 = ownedRoles[_i22].role;
if (required.includes(role2)) {
required = required.filter(function(requiredRole) {
return requiredRole !== role2;
});
return {
v: null
};
}
};
for (var _i22 = 0; _i22 < ownedRoles.length; _i22++) {
var _ret2 = _loop6(_i22);
if (_typeof(_ret2) === 'object') {
return _ret2.v;
}
}
if (required.length) {
return required;
}
return null;
}
function ariaRequiredChildrenEvaluate(node, options, virtualNode) {
var reviewEmpty = options && Array.isArray(options.reviewEmpty) ? options.reviewEmpty : [];
var role = get_explicit_role_default(virtualNode, {
dpub: true
});
var required = required_owned_default(role);
if (required === null) {
return true;
}
var ownedRoles = getOwnedRoles(virtualNode, required);
var unallowed = ownedRoles.filter(function(_ref72) {
var role2 = _ref72.role;
return !required.includes(role2);
});
if (unallowed.length) {
this.relatedNodes(unallowed.map(function(_ref73) {
var ownedElement = _ref73.ownedElement;
return ownedElement;
}));
this.data({
messageKey: 'unallowed'
});
return false;
}
var missing = missingRequiredChildren(virtualNode, role, required, ownedRoles);
if (!missing) {
return true;
}
this.data(missing);
if (reviewEmpty.includes(role) && !has_content_virtual_default(virtualNode, false, true) && !ownedRoles.length && (!virtualNode.hasAttr('aria-owns') || !idrefs_default(node, 'aria-owns').length)) {
return void 0;
}
return false;
}
var aria_required_children_evaluate_default = ariaRequiredChildrenEvaluate;
function getMissingContext(virtualNode, ownGroupRoles, reqContext, includeElement) {
var explicitRole2 = get_explicit_role_default(virtualNode);
if (!reqContext) {
reqContext = required_context_default(explicitRole2);
}
if (!reqContext) {
return null;
}
var allowsGroup = reqContext.includes('group');
var vNode = includeElement ? virtualNode : virtualNode.parent;
while (vNode) {
var role = get_role_default(vNode, {
noPresentational: true
});
if (!role) {
vNode = vNode.parent;
} else if (role === 'group' && allowsGroup) {
if (ownGroupRoles.includes(explicitRole2)) {
reqContext.push(explicitRole2);
}
reqContext = reqContext.filter(function(r) {
return r !== 'group';
});
vNode = vNode.parent;
} else if (reqContext.includes(role)) {
return null;
} else {
return reqContext;
}
}
return reqContext;
}
function getAriaOwners(element) {
var owners = [], o = null;
while (element) {
if (element.getAttribute('id')) {
var id = escape_selector_default(element.getAttribute('id'));
var doc = get_root_node_default2(element);
o = doc.querySelector('[aria-owns~='.concat(id, ']'));
if (o) {
owners.push(o);
}
}
element = element.parentElement;
}
return owners.length ? owners : null;
}
function ariaRequiredParentEvaluate(node, options, virtualNode) {
var ownGroupRoles = options && Array.isArray(options.ownGroupRoles) ? options.ownGroupRoles : [];
var missingParents = getMissingContext(virtualNode, ownGroupRoles);
if (!missingParents) {
return true;
}
var owners = getAriaOwners(node);
if (owners) {
for (var _i23 = 0, l = owners.length; _i23 < l; _i23++) {
missingParents = getMissingContext(get_node_from_tree_default(owners[_i23]), ownGroupRoles, missingParents, true);
if (!missingParents) {
return true;
}
}
}
this.data(missingParents);
return false;
}
var aria_required_parent_evaluate_default = ariaRequiredParentEvaluate;
function ariaRoledescriptionEvaluate(node) {
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var virtualNode = arguments.length > 2 ? arguments[2] : undefined;
var role = get_role_default(virtualNode);
var supportedRoles = options.supportedRoles || [];
if (supportedRoles.includes(role)) {
return true;
}
if (role && role !== 'presentation' && role !== 'none') {
return void 0;
}
return false;
}
var aria_roledescription_evaluate_default = ariaRoledescriptionEvaluate;
function ariaUnsupportedAttrEvaluate(node, options, virtualNode) {
var unsupportedAttrs = virtualNode.attrNames.filter(function(name) {
var attribute = standards_default.ariaAttrs[name];
if (!validate_attr_default(name)) {
return false;
}
var unsupported2 = attribute.unsupported;
if (_typeof(unsupported2) !== 'object') {
return !!unsupported2;
}
return !matches_default3(node, unsupported2.exceptions);
});
if (unsupportedAttrs.length) {
this.data(unsupportedAttrs);
return true;
}
return false;
}
var aria_unsupported_attr_evaluate_default = ariaUnsupportedAttrEvaluate;
function ariaValidAttrEvaluate(node, options, virtualNode) {
options = Array.isArray(options.value) ? options.value : [];
var invalid = [];
var aria = /^aria-/;
virtualNode.attrNames.forEach(function(attr) {
if (options.indexOf(attr) === -1 && aria.test(attr) && !validate_attr_default(attr)) {
invalid.push(attr);
}
});
if (invalid.length) {
this.data(invalid);
return false;
}
return true;
}
var aria_valid_attr_evaluate_default = ariaValidAttrEvaluate;
function ariaValidAttrValueEvaluate(node, options, virtualNode) {
options = Array.isArray(options.value) ? options.value : [];
var needsReview = '';
var messageKey = '';
var invalid = [];
var aria = /^aria-/;
var skipAttrs = [ 'aria-errormessage' ];
var preChecks = {
'aria-controls': function ariaControls() {
return virtualNode.attr('aria-expanded') !== 'false' && virtualNode.attr('aria-selected') !== 'false';
},
'aria-current': function ariaCurrent(validValue) {
if (!validValue) {
needsReview = 'aria-current="'.concat(virtualNode.attr('aria-current'), '"');
messageKey = 'ariaCurrent';
}
return;
},
'aria-owns': function ariaOwns() {
return virtualNode.attr('aria-expanded') !== 'false';
},
'aria-describedby': function ariaDescribedby(validValue) {
if (!validValue) {
needsReview = 'aria-describedby="'.concat(virtualNode.attr('aria-describedby'), '"');
messageKey = axe._tree && axe._tree[0]._hasShadowRoot ? 'noIdShadow' : 'noId';
}
return;
},
'aria-labelledby': function ariaLabelledby(validValue) {
if (!validValue) {
needsReview = 'aria-labelledby="'.concat(virtualNode.attr('aria-labelledby'), '"');
messageKey = axe._tree && axe._tree[0]._hasShadowRoot ? 'noIdShadow' : 'noId';
}
}
};
virtualNode.attrNames.forEach(function(attrName) {
if (skipAttrs.includes(attrName) || options.includes(attrName) || !aria.test(attrName)) {
return;
}
var validValue;
var attrValue = virtualNode.attr(attrName);
try {
validValue = validate_attr_value_default(virtualNode, attrName);
} catch (e) {
needsReview = ''.concat(attrName, '="').concat(attrValue, '"');
messageKey = 'idrefs';
return;
}
if ((preChecks[attrName] ? preChecks[attrName](validValue) : true) && !validValue) {
if (attrValue === '' && !isStringType(attrName)) {
needsReview = attrName;
messageKey = 'empty';
} else {
invalid.push(''.concat(attrName, '="').concat(attrValue, '"'));
}
}
});
if (invalid.length) {
this.data(invalid);
return false;
}
if (needsReview) {
this.data({
messageKey: messageKey,
needsReview: needsReview
});
return void 0;
}
return true;
}
function isStringType(attrName) {
var _standards_default$ar;
return ((_standards_default$ar = standards_default.ariaAttrs[attrName]) === null || _standards_default$ar === void 0 ? void 0 : _standards_default$ar.type) === 'string';
}
function deprecatedroleEvaluate(node, options, virtualNode) {
var role = get_role_default(virtualNode, {
dpub: true,
fallback: true
});
var roleDefinition = standards_default.ariaRoles[role];
if (!(roleDefinition !== null && roleDefinition !== void 0 && roleDefinition.deprecated)) {
return false;
}
this.data(role);
return true;
}
function nonePresentationOnElementWithNoImplicitRole(virtualNode, explicitRoles) {
var hasImplicitRole = implicit_role_default(virtualNode);
return !hasImplicitRole && explicitRoles.length === 2 && explicitRoles.includes('none') && explicitRoles.includes('presentation');
}
function fallbackroleEvaluate(node, options, virtualNode) {
var explicitRoles = token_list_default(virtualNode.attr('role'));
if (explicitRoles.length <= 1) {
return false;
}
return nonePresentationOnElementWithNoImplicitRole(virtualNode, explicitRoles) ? void 0 : true;
}
var fallbackrole_evaluate_default = fallbackroleEvaluate;
function hasGlobalAriaAttributeEvaluate(node, options, virtualNode) {
var globalAttrs = get_global_aria_attrs_default().filter(function(attr) {
return virtualNode.hasAttr(attr);
});
this.data(globalAttrs);
return globalAttrs.length > 0;
}
var has_global_aria_attribute_evaluate_default = hasGlobalAriaAttributeEvaluate;
function hasWidgetRoleEvaluate(node) {
var role = node.getAttribute('role');
if (role === null) {
return false;
}
var roleType = get_role_type_default(role);
return roleType === 'widget' || roleType === 'composite';
}
var has_widget_role_evaluate_default = hasWidgetRoleEvaluate;
function invalidroleEvaluate(node, options, virtualNode) {
var allRoles = token_list_default(virtualNode.attr('role'));
var allInvalid = allRoles.every(function(role) {
return !is_valid_role_default(role, {
allowAbstract: true
});
});
if (allInvalid) {
this.data(allRoles);
return true;
}
return false;
}
var invalidrole_evaluate_default = invalidroleEvaluate;
function isElementFocusableEvaluate(node, options, virtualNode) {
return _isFocusable(virtualNode);
}
var is_element_focusable_evaluate_default = isElementFocusableEvaluate;
function noImplicitExplicitLabelEvaluate(node, options, virtualNode) {
var role = get_role_default(virtualNode, {
noImplicit: true
});
this.data(role);
var label3;
var accText;
try {
label3 = sanitize_default(label_text_default(virtualNode)).toLowerCase();
accText = sanitize_default(accessible_text_virtual_default(virtualNode)).toLowerCase();
} catch (e) {
return void 0;
}
if (!accText && !label3) {
return false;
}
if (!accText && label3) {
return void 0;
}
if (!accText.includes(label3)) {
return void 0;
}
return false;
}
var no_implicit_explicit_label_evaluate_default = noImplicitExplicitLabelEvaluate;
function unsupportedroleEvaluate(node, options, virtualNode) {
var role = get_role_default(virtualNode, {
dpub: true,
fallback: true
});
var isUnsupported = is_unsupported_role_default(role);
if (isUnsupported) {
this.data(role);
}
return isUnsupported;
}
var unsupportedrole_evaluate_default = unsupportedroleEvaluate;
var VALID_TAG_NAMES_FOR_SCROLLABLE_REGIONS = {
ARTICLE: true,
ASIDE: true,
NAV: true,
SECTION: true
};
var VALID_ROLES_FOR_SCROLLABLE_REGIONS = {
application: true,
banner: false,
complementary: true,
contentinfo: true,
form: true,
main: true,
navigation: true,
region: true,
search: false
};
function validScrollableTagName(node) {
var nodeName2 = node.nodeName.toUpperCase();
return VALID_TAG_NAMES_FOR_SCROLLABLE_REGIONS[nodeName2] || false;
}
function validScrollableRole(node, options) {
var role = get_explicit_role_default(node);
if (!role) {
return false;
}
return VALID_ROLES_FOR_SCROLLABLE_REGIONS[role] || options.roles.includes(role) || false;
}
function validScrollableSemanticsEvaluate(node, options) {
return validScrollableRole(node, options) || validScrollableTagName(node);
}
var valid_scrollable_semantics_evaluate_default = validScrollableSemanticsEvaluate;
var color_exports = {};
__export(color_exports, {
Color: function Color() {
return color_default;
},
centerPointOfRect: function centerPointOfRect() {
return center_point_of_rect_default;
},
elementHasImage: function elementHasImage() {
return element_has_image_default;
},
elementIsDistinct: function elementIsDistinct() {
return element_is_distinct_default;
},
filteredRectStack: function filteredRectStack() {
return filtered_rect_stack_default;
},
flattenColors: function flattenColors() {
return flatten_colors_default;
},
flattenShadowColors: function flattenShadowColors() {
return _flattenShadowColors;
},
getBackgroundColor: function getBackgroundColor() {
return _getBackgroundColor2;
},
getBackgroundStack: function getBackgroundStack() {
return _getBackgroundStack;
},
getContrast: function getContrast() {
return get_contrast_default;
},
getForegroundColor: function getForegroundColor() {
return _getForegroundColor;
},
getOwnBackgroundColor: function getOwnBackgroundColor() {
return get_own_background_color_default;
},
getRectStack: function getRectStack() {
return get_rect_stack_default;
},
getTextShadowColors: function getTextShadowColors() {
return get_text_shadow_colors_default;
},
hasValidContrastRatio: function hasValidContrastRatio() {
return has_valid_contrast_ratio_default;
},
incompleteData: function incompleteData() {
return incomplete_data_default;
}
});
function centerPointOfRect(rect) {
if (rect.left > window.innerWidth) {
return void 0;
}
if (rect.top > window.innerHeight) {
return void 0;
}
var x = Math.min(Math.ceil(rect.left + rect.width / 2), window.innerWidth - 1);
var y = Math.min(Math.ceil(rect.top + rect.height / 2), window.innerHeight - 1);
return {
x: x,
y: y
};
}
var center_point_of_rect_default = centerPointOfRect;
function _getFonts(style) {
return style.getPropertyValue('font-family').split(/[,;]/g).map(function(font) {
return font.trim().toLowerCase();
});
}
function elementIsDistinct(node, ancestorNode) {
var nodeStyle = window.getComputedStyle(node);
if (nodeStyle.getPropertyValue('background-image') !== 'none') {
return true;
}
var hasBorder = [ 'border-bottom', 'border-top', 'outline' ].reduce(function(result, edge) {
var borderClr = new color_default();
borderClr.parseString(nodeStyle.getPropertyValue(edge + '-color'));
return result || nodeStyle.getPropertyValue(edge + '-style') !== 'none' && parseFloat(nodeStyle.getPropertyValue(edge + '-width')) > 0 && borderClr.alpha !== 0;
}, false);
if (hasBorder) {
return true;
}
var parentStyle = window.getComputedStyle(ancestorNode);
if (_getFonts(nodeStyle)[0] !== _getFonts(parentStyle)[0]) {
return true;
}
var hasStyle = [ 'text-decoration-line', 'text-decoration-style', 'font-weight', 'font-style', 'font-size' ].reduce(function(result, cssProp) {
return result || nodeStyle.getPropertyValue(cssProp) !== parentStyle.getPropertyValue(cssProp);
}, false);
var tDec = nodeStyle.getPropertyValue('text-decoration');
if (tDec.split(' ').length < 3) {
hasStyle = hasStyle || tDec !== parentStyle.getPropertyValue('text-decoration');
}
return hasStyle;
}
var element_is_distinct_default = elementIsDistinct;
function getRectStack2(elm) {
var boundingStack = get_element_stack_default(elm);
var filteredArr = get_text_element_stack_default(elm);
if (!filteredArr || filteredArr.length <= 1) {
return [ boundingStack ];
}
if (filteredArr.some(function(stack) {
return stack === void 0;
})) {
return null;
}
filteredArr.splice(0, 0, boundingStack);
return filteredArr;
}
var get_rect_stack_default = getRectStack2;
function filteredRectStack(elm) {
var rectStack = get_rect_stack_default(elm);
if (rectStack && rectStack.length === 1) {
return rectStack[0];
}
if (rectStack && rectStack.length > 1) {
var boundingStack = rectStack.shift();
var isSame;
rectStack.forEach(function(rectList, index) {
if (index === 0) {
return;
}
var rectA = rectStack[index - 1], rectB = rectStack[index];
isSame = rectA.every(function(element, elementIndex) {
return element === rectB[elementIndex];
}) || boundingStack.includes(elm);
});
if (!isSame) {
incomplete_data_default.set('bgColor', 'elmPartiallyObscuring');
return null;
}
return rectStack[0];
}
incomplete_data_default.set('bgColor', 'outsideViewport');
return null;
}
var filtered_rect_stack_default = filteredRectStack;
function clamp(value, min, max) {
return Math.min(Math.max(min, value), max);
}
var blendFunctions = {
normal: function normal(Cb, Cs) {
return Cs;
},
multiply: function multiply(Cb, Cs) {
return Cs * Cb;
},
screen: function screen(Cb, Cs) {
return Cb + Cs - Cb * Cs;
},
overlay: function overlay(Cb, Cs) {
return this['hard-light'](Cs, Cb);
},
darken: function darken(Cb, Cs) {
return Math.min(Cb, Cs);
},
lighten: function lighten(Cb, Cs) {
return Math.max(Cb, Cs);
},
'color-dodge': function colorDodge(Cb, Cs) {
return Cb === 0 ? 0 : Cs === 1 ? 1 : Math.min(1, Cb / (1 - Cs));
},
'color-burn': function colorBurn(Cb, Cs) {
return Cb === 1 ? 1 : Cs === 0 ? 0 : 1 - Math.min(1, (1 - Cb) / Cs);
},
'hard-light': function hardLight(Cb, Cs) {
return Cs <= .5 ? this.multiply(Cb, 2 * Cs) : this.screen(Cb, 2 * Cs - 1);
},
'soft-light': function softLight(Cb, Cs) {
if (Cs <= .5) {
return Cb - (1 - 2 * Cs) * Cb * (1 - Cb);
} else {
var D = Cb <= .25 ? ((16 * Cb - 12) * Cb + 4) * Cb : Math.sqrt(Cb);
return Cb + (2 * Cs - 1) * (D - Cb);
}
},
difference: function difference(Cb, Cs) {
return Math.abs(Cb - Cs);
},
exclusion: function exclusion(Cb, Cs) {
return Cb + Cs - 2 * Cb * Cs;
}
};
function simpleAlphaCompositing(Cs, \u03b1s, Cb, \u03b1b, blendMode) {
return \u03b1s * (1 - \u03b1b) * Cs + \u03b1s * \u03b1b * blendFunctions[blendMode](Cb / 255, Cs / 255) * 255 + (1 - \u03b1s) * \u03b1b * Cb;
}
function flattenColors(fgColor, bgColor) {
var blendMode = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 'normal';
var r = simpleAlphaCompositing(fgColor.red, fgColor.alpha, bgColor.red, bgColor.alpha, blendMode);
var g = simpleAlphaCompositing(fgColor.green, fgColor.alpha, bgColor.green, bgColor.alpha, blendMode);
var b = simpleAlphaCompositing(fgColor.blue, fgColor.alpha, bgColor.blue, bgColor.alpha, blendMode);
var \u03b1o = clamp(fgColor.alpha + bgColor.alpha * (1 - fgColor.alpha), 0, 1);
if (\u03b1o === 0) {
return new color_default(r, g, b, \u03b1o);
}
var Cr = Math.round(r / \u03b1o);
var Cg = Math.round(g / \u03b1o);
var Cb = Math.round(b / \u03b1o);
return new color_default(Cr, Cg, Cb, \u03b1o);
}
var flatten_colors_default = flattenColors;
function _flattenShadowColors(fgColor, bgColor) {
var alpha = fgColor.alpha;
var r = (1 - alpha) * bgColor.red + alpha * fgColor.red;
var g = (1 - alpha) * bgColor.green + alpha * fgColor.green;
var b = (1 - alpha) * bgColor.blue + alpha * fgColor.blue;
var a = fgColor.alpha + bgColor.alpha * (1 - fgColor.alpha);
return new color_default(r, g, b, a);
}
function _getBackgroundStack(node) {
var stacks = get_text_element_stack_default(node).map(function(stack) {
stack = reduce_to_elements_below_floating_default(stack, node);
stack = sortPageBackground(stack);
return stack;
});
for (var index = 0; index < stacks.length; index++) {
var stack = stacks[index];
if (stack[0] !== node) {
incomplete_data_default.set('bgColor', 'bgOverlap');
return null;
}
if (index !== 0 && !shallowArraysEqual(stack, stacks[0])) {
incomplete_data_default.set('bgColor', 'elmPartiallyObscuring');
return null;
}
}
return stacks[0] || null;
}
function sortPageBackground(elmStack) {
var bodyIndex = elmStack.indexOf(document.body);
var bgNodes = elmStack;
var htmlBgColor = get_own_background_color_default(window.getComputedStyle(document.documentElement));
if (bodyIndex > 1 && htmlBgColor.alpha === 0 && !element_has_image_default(document.documentElement)) {
if (bodyIndex > 1) {
bgNodes.splice(bodyIndex, 1);
bgNodes.push(document.body);
}
var htmlIndex = bgNodes.indexOf(document.documentElement);
if (htmlIndex > 0) {
bgNodes.splice(htmlIndex, 1);
bgNodes.push(document.documentElement);
}
}
return bgNodes;
}
function shallowArraysEqual(a, b) {
if (a === b) {
return true;
}
if (a === null || b === null) {
return false;
}
if (a.length !== b.length) {
return false;
}
for (var i = 0; i < a.length; ++i) {
if (a[i] !== b[i]) {
return false;
}
}
return true;
}
function getTextShadowColors(node) {
var _ref74 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, minRatio = _ref74.minRatio, maxRatio = _ref74.maxRatio;
var style = window.getComputedStyle(node);
var textShadow = style.getPropertyValue('text-shadow');
if (textShadow === 'none') {
return [];
}
var fontSizeStr = style.getPropertyValue('font-size');
var fontSize = parseInt(fontSizeStr);
assert_default(isNaN(fontSize) === false, 'Unable to determine font-size value '.concat(fontSizeStr));
var shadowColors = [];
var shadows = parseTextShadows(textShadow);
shadows.forEach(function(_ref75) {
var colorStr = _ref75.colorStr, pixels = _ref75.pixels;
colorStr = colorStr || style.getPropertyValue('color');
var _pixels = _slicedToArray(pixels, 3), offsetY = _pixels[0], offsetX = _pixels[1], _pixels$ = _pixels[2], blurRadius = _pixels$ === void 0 ? 0 : _pixels$;
if ((!minRatio || blurRadius >= fontSize * minRatio) && (!maxRatio || blurRadius < fontSize * maxRatio)) {
var color = textShadowColor({
colorStr: colorStr,
offsetY: offsetY,
offsetX: offsetX,
blurRadius: blurRadius,
fontSize: fontSize
});
shadowColors.push(color);
}
});
return shadowColors;
}
function parseTextShadows(textShadow) {
var current = {
pixels: []
};
var str = textShadow.trim();
var shadows = [ current ];
if (!str) {
return [];
}
while (str) {
var colorMatch = str.match(/^rgba?\([0-9,.\s]+\)/i) || str.match(/^[a-z]+/i) || str.match(/^#[0-9a-f]+/i);
var pixelMatch = str.match(/^([0-9.-]+)px/i) || str.match(/^(0)/);
if (colorMatch) {
assert_default(!current.colorStr, 'Multiple colors identified in text-shadow: '.concat(textShadow));
str = str.replace(colorMatch[0], '').trim();
current.colorStr = colorMatch[0];
} else if (pixelMatch) {
assert_default(current.pixels.length < 3, 'Too many pixel units in text-shadow: '.concat(textShadow));
str = str.replace(pixelMatch[0], '').trim();
var pixelUnit = parseFloat((pixelMatch[1][0] === '.' ? '0' : '') + pixelMatch[1]);
current.pixels.push(pixelUnit);
} else if (str[0] === ',') {
assert_default(current.pixels.length >= 2, 'Missing pixel value in text-shadow: '.concat(textShadow));
current = {
pixels: []
};
shadows.push(current);
str = str.substr(1).trim();
} else {
throw new Error('Unable to process text-shadows: '.concat(textShadow));
}
}
return shadows;
}
function textShadowColor(_ref76) {
var colorStr = _ref76.colorStr, offsetX = _ref76.offsetX, offsetY = _ref76.offsetY, blurRadius = _ref76.blurRadius, fontSize = _ref76.fontSize;
if (offsetX > blurRadius || offsetY > blurRadius) {
return new color_default(0, 0, 0, 0);
}
var shadowColor = new color_default();
shadowColor.parseString(colorStr);
shadowColor.alpha *= blurRadiusToAlpha(blurRadius, fontSize);
return shadowColor;
}
function blurRadiusToAlpha(blurRadius, fontSize) {
if (blurRadius === 0) {
return 1;
}
var relativeBlur = blurRadius / fontSize;
return .185 / (relativeBlur + .4);
}
var get_text_shadow_colors_default = getTextShadowColors;
function _getBackgroundColor2(elm) {
var bgElms = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
var shadowOutlineEmMax = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : .1;
var vNode = get_node_from_tree_default(elm);
var bgColorCache = vNode._cache.getBackgroundColor;
if (bgColorCache) {
bgElms.push.apply(bgElms, _toConsumableArray(bgColorCache.bgElms));
incomplete_data_default.set('bgColor', bgColorCache.incompleteData);
return bgColorCache.bgColor;
}
var bgColor = _getBackgroundColor(elm, bgElms, shadowOutlineEmMax);
vNode._cache.getBackgroundColor = {
bgColor: bgColor,
bgElms: bgElms,
incompleteData: incomplete_data_default.get('bgColor')
};
return bgColor;
}
function _getBackgroundColor(elm, bgElms, shadowOutlineEmMax) {
var _bgColors;
var bgColors = get_text_shadow_colors_default(elm, {
minRatio: shadowOutlineEmMax
});
if (bgColors.length) {
bgColors = [ {
color: bgColors.reduce(_flattenShadowColors)
} ];
}
var elmStack = _getBackgroundStack(elm);
var textRects = get_visible_child_text_rects_default(elm);
(elmStack || []).some(function(bgElm) {
var bgElmStyle = window.getComputedStyle(bgElm);
if (element_has_image_default(bgElm, bgElmStyle)) {
bgColors = null;
bgElms.push(bgElm);
return true;
}
var bgColor = get_own_background_color_default(bgElmStyle);
if (bgColor.alpha === 0) {
return false;
}
if (bgElmStyle.getPropertyValue('display') !== 'inline' && !fullyEncompasses(bgElm, textRects)) {
bgColors = null;
bgElms.push(bgElm);
incomplete_data_default.set('bgColor', 'elmPartiallyObscured');
return true;
}
bgElms.push(bgElm);
var blendMode = bgElmStyle.getPropertyValue('mix-blend-mode');
bgColors.unshift({
color: bgColor,
blendMode: normalizeBlendMode(blendMode)
});
return bgColor.alpha === 1;
});
if (bgColors === null || elmStack === null) {
return null;
}
var pageBgs = getPageBackgroundColors(elm, elmStack.includes(document.body));
(_bgColors = bgColors).unshift.apply(_bgColors, _toConsumableArray(pageBgs));
if (bgColors.length === 0) {
return new color_default(255, 255, 255, 1);
}
var blendedColor = bgColors.reduce(function(bgColor, fgColor) {
return flatten_colors_default(fgColor.color, bgColor.color instanceof color_default ? bgColor.color : bgColor, fgColor.blendMode);
});
return flatten_colors_default(blendedColor.color instanceof color_default ? blendedColor.color : blendedColor, new color_default(255, 255, 255, 1));
}
function fullyEncompasses(node, rects) {
rects = Array.isArray(rects) ? rects : [ rects ];
var nodeRect = node.getBoundingClientRect();
var right = nodeRect.right, bottom = nodeRect.bottom;
var style = window.getComputedStyle(node);
var overflow = style.getPropertyValue('overflow');
if ([ 'scroll', 'auto' ].includes(overflow) || node instanceof window.HTMLHtmlElement) {
right = nodeRect.left + node.scrollWidth;
bottom = nodeRect.top + node.scrollHeight;
}
return rects.every(function(rect) {
return rect.top >= nodeRect.top && rect.bottom <= bottom && rect.left >= nodeRect.left && rect.right <= right;
});
}
function normalizeBlendMode(blendmode) {
return !!blendmode ? blendmode : void 0;
}
function getPageBackgroundColors(elm, stackContainsBody) {
var pageColors = [];
if (!stackContainsBody) {
var html = document.documentElement;
var body = document.body;
var htmlStyle = window.getComputedStyle(html);
var bodyStyle = window.getComputedStyle(body);
var htmlBgColor = get_own_background_color_default(htmlStyle);
var bodyBgColor = get_own_background_color_default(bodyStyle);
var bodyBgColorApplies = bodyBgColor.alpha !== 0 && fullyEncompasses(body, elm.getBoundingClientRect());
if (bodyBgColor.alpha !== 0 && htmlBgColor.alpha === 0 || bodyBgColorApplies && bodyBgColor.alpha !== 1) {
pageColors.unshift({
color: bodyBgColor,
blendMode: normalizeBlendMode(bodyStyle.getPropertyValue('mix-blend-mode'))
});
}
if (htmlBgColor.alpha !== 0 && (!bodyBgColorApplies || bodyBgColorApplies && bodyBgColor.alpha !== 1)) {
pageColors.unshift({
color: htmlBgColor,
blendMode: normalizeBlendMode(htmlStyle.getPropertyValue('mix-blend-mode'))
});
}
}
return pageColors;
}
function getContrast(bgColor, fgColor) {
if (!fgColor || !bgColor) {
return null;
}
if (fgColor.alpha < 1) {
fgColor = flatten_colors_default(fgColor, bgColor);
}
var bL = bgColor.getRelativeLuminance();
var fL = fgColor.getRelativeLuminance();
return (Math.max(fL, bL) + .05) / (Math.min(fL, bL) + .05);
}
var get_contrast_default = getContrast;
function _getForegroundColor(node, _, bgColor) {
var _bgColor;
var options = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : {};
var nodeStyle = window.getComputedStyle(node);
var opacity = getOpacity(node, nodeStyle);
var strokeColor = getStrokeColor(nodeStyle, options);
if (strokeColor && strokeColor.alpha * opacity === 1) {
strokeColor.alpha = 1;
return strokeColor;
}
var textColor = getTextColor(nodeStyle);
var fgColor = strokeColor ? flatten_colors_default(strokeColor, textColor) : textColor;
if (fgColor.alpha * opacity === 1) {
fgColor.alpha = 1;
return fgColor;
}
var textShadowColors = get_text_shadow_colors_default(node, {
minRatio: 0
});
fgColor = textShadowColors.reduce(function(colorA, colorB) {
return flatten_colors_default(colorA, colorB);
}, fgColor);
if (fgColor.alpha * opacity === 1) {
fgColor.alpha = 1;
return fgColor;
}
(_bgColor = bgColor) !== null && _bgColor !== void 0 ? _bgColor : bgColor = _getBackgroundColor2(node, []);
if (bgColor === null) {
var reason = incomplete_data_default.get('bgColor');
incomplete_data_default.set('fgColor', reason);
return null;
}
fgColor.alpha = fgColor.alpha * opacity;
return flatten_colors_default(fgColor, bgColor);
}
function getTextColor(nodeStyle) {
return new color_default().parseString(nodeStyle.getPropertyValue('-webkit-text-fill-color') || nodeStyle.getPropertyValue('color'));
}
function getStrokeColor(nodeStyle, _ref77) {
var _ref77$textStrokeEmMi = _ref77.textStrokeEmMin, textStrokeEmMin = _ref77$textStrokeEmMi === void 0 ? 0 : _ref77$textStrokeEmMi;
var strokeWidth = parseFloat(nodeStyle.getPropertyValue('-webkit-text-stroke-width'));
if (strokeWidth === 0) {
return null;
}
var fontSize = nodeStyle.getPropertyValue('font-size');
var relativeStrokeWidth = strokeWidth / parseFloat(fontSize);
if (isNaN(relativeStrokeWidth) || relativeStrokeWidth < textStrokeEmMin) {
return null;
}
var strokeColor = nodeStyle.getPropertyValue('-webkit-text-stroke-color');
return new color_default().parseString(strokeColor);
}
function getOpacity(node, nodeStyle) {
var _nodeStyle;
if (!node) {
return 1;
}
var vNode = get_node_from_tree_default(node);
if (vNode && vNode._opacity !== void 0 && vNode._opacity !== null) {
return vNode._opacity;
}
(_nodeStyle = nodeStyle) !== null && _nodeStyle !== void 0 ? _nodeStyle : nodeStyle = window.getComputedStyle(node);
var opacity = nodeStyle.getPropertyValue('opacity');
var finalOpacity = opacity * getOpacity(node.parentElement);
if (vNode) {
vNode._opacity = finalOpacity;
}
return finalOpacity;
}
function hasValidContrastRatio(bg, fg, fontSize, isBold) {
var contrast = get_contrast_default(bg, fg);
var isSmallFont = isBold && Math.ceil(fontSize * 72) / 96 < 14 || !isBold && Math.ceil(fontSize * 72) / 96 < 18;
var expectedContrastRatio = isSmallFont ? 4.5 : 3;
return {
isValid: contrast > expectedContrastRatio,
contrastRatio: contrast,
expectedContrastRatio: expectedContrastRatio
};
}
var has_valid_contrast_ratio_default = hasValidContrastRatio;
function colorContrastEvaluate(node, options, virtualNode) {
var ignoreUnicode = options.ignoreUnicode, ignoreLength = options.ignoreLength, ignorePseudo = options.ignorePseudo, boldValue = options.boldValue, boldTextPt = options.boldTextPt, largeTextPt = options.largeTextPt, contrastRatio = options.contrastRatio, shadowOutlineEmMax = options.shadowOutlineEmMax, pseudoSizeThreshold = options.pseudoSizeThreshold;
if (!_isVisibleOnScreen(node)) {
this.data({
messageKey: 'hidden'
});
return true;
}
var visibleText = visible_virtual_default(virtualNode, false, true);
if (ignoreUnicode && textIsEmojis(visibleText)) {
this.data({
messageKey: 'nonBmp'
});
return void 0;
}
var nodeStyle = window.getComputedStyle(node);
var fontSize = parseFloat(nodeStyle.getPropertyValue('font-size'));
var fontWeight = nodeStyle.getPropertyValue('font-weight');
var bold = parseFloat(fontWeight) >= boldValue || fontWeight === 'bold';
var ptSize = Math.ceil(fontSize * 72) / 96;
var isSmallFont = bold && ptSize < boldTextPt || !bold && ptSize < largeTextPt;
var _ref78 = isSmallFont ? contrastRatio.normal : contrastRatio.large, expected = _ref78.expected, minThreshold = _ref78.minThreshold, maxThreshold = _ref78.maxThreshold;
var pseudoElm = findPseudoElement(virtualNode, {
ignorePseudo: ignorePseudo,
pseudoSizeThreshold: pseudoSizeThreshold
});
if (pseudoElm) {
this.data({
fontSize: ''.concat((fontSize * 72 / 96).toFixed(1), 'pt (').concat(fontSize, 'px)'),
fontWeight: bold ? 'bold' : 'normal',
messageKey: 'pseudoContent',
expectedContrastRatio: expected + ':1'
});
this.relatedNodes(pseudoElm.actualNode);
return void 0;
}
var bgNodes = [];
var bgColor = _getBackgroundColor2(node, bgNodes, shadowOutlineEmMax);
var fgColor = _getForegroundColor(node, false, bgColor, options);
var shadowColors = get_text_shadow_colors_default(node, {
minRatio: .001,
maxRatio: shadowOutlineEmMax
});
var contrast = null;
var contrastContributor = null;
var shadowColor = null;
if (shadowColors.length === 0) {
contrast = get_contrast_default(bgColor, fgColor);
} else if (fgColor && bgColor) {
shadowColor = [].concat(_toConsumableArray(shadowColors), [ bgColor ]).reduce(_flattenShadowColors);
var fgBgContrast = get_contrast_default(bgColor, fgColor);
var bgShContrast = get_contrast_default(bgColor, shadowColor);
var fgShContrast = get_contrast_default(shadowColor, fgColor);
contrast = Math.max(fgBgContrast, bgShContrast, fgShContrast);
if (contrast !== fgBgContrast) {
contrastContributor = bgShContrast > fgShContrast ? 'shadowOnBgColor' : 'fgOnShadowColor';
}
}
var isValid = contrast > expected;
if (typeof minThreshold === 'number' && (typeof contrast !== 'number' || contrast < minThreshold) || typeof maxThreshold === 'number' && (typeof contrast !== 'number' || contrast > maxThreshold)) {
this.data({
contrastRatio: contrast
});
return true;
}
var truncatedResult = Math.floor(contrast * 100) / 100;
var missing;
if (bgColor === null) {
missing = incomplete_data_default.get('bgColor');
} else if (!isValid) {
missing = contrastContributor;
}
var equalRatio = truncatedResult === 1;
var shortTextContent = visibleText.length === 1;
if (equalRatio) {
missing = incomplete_data_default.set('bgColor', 'equalRatio');
} else if (!isValid && shortTextContent && !ignoreLength) {
missing = 'shortTextContent';
}
this.data({
fgColor: fgColor ? fgColor.toHexString() : void 0,
bgColor: bgColor ? bgColor.toHexString() : void 0,
contrastRatio: truncatedResult,
fontSize: ''.concat((fontSize * 72 / 96).toFixed(1), 'pt (').concat(fontSize, 'px)'),
fontWeight: bold ? 'bold' : 'normal',
messageKey: missing,
expectedContrastRatio: expected + ':1',
shadowColor: shadowColor ? shadowColor.toHexString() : void 0
});
if (fgColor === null || bgColor === null || equalRatio || shortTextContent && !ignoreLength && !isValid) {
missing = null;
incomplete_data_default.clear();
this.relatedNodes(bgNodes);
return void 0;
}
if (!isValid) {
this.relatedNodes(bgNodes);
}
return isValid;
}
function findPseudoElement(vNode, _ref79) {
var _ref79$pseudoSizeThre = _ref79.pseudoSizeThreshold, pseudoSizeThreshold = _ref79$pseudoSizeThre === void 0 ? .25 : _ref79$pseudoSizeThre, _ref79$ignorePseudo = _ref79.ignorePseudo, ignorePseudo = _ref79$ignorePseudo === void 0 ? false : _ref79$ignorePseudo;
if (ignorePseudo) {
return;
}
var rect = vNode.boundingClientRect;
var minimumSize = rect.width * rect.height * pseudoSizeThreshold;
do {
var beforeSize = getPseudoElementArea(vNode.actualNode, ':before');
var afterSize = getPseudoElementArea(vNode.actualNode, ':after');
if (beforeSize + afterSize > minimumSize) {
return vNode;
}
} while (vNode = vNode.parent);
}
var getPseudoElementArea = memoize_default(function getPseudoElementArea2(node, pseudo) {
var style = window.getComputedStyle(node, pseudo);
var matchPseudoStyle = function matchPseudoStyle(prop, value) {
return style.getPropertyValue(prop) === value;
};
if (matchPseudoStyle('content', 'none') || matchPseudoStyle('display', 'none') || matchPseudoStyle('visibility', 'hidden') || matchPseudoStyle('position', 'absolute') === false) {
return 0;
}
if (get_own_background_color_default(style).alpha === 0 && matchPseudoStyle('background-image', 'none')) {
return 0;
}
var pseudoWidth = parseUnit(style.getPropertyValue('width'));
var pseudoHeight = parseUnit(style.getPropertyValue('height'));
if (pseudoWidth.unit !== 'px' || pseudoHeight.unit !== 'px') {
return pseudoWidth.value === 0 || pseudoHeight.value === 0 ? 0 : Infinity;
}
return pseudoWidth.value * pseudoHeight.value;
});
function textIsEmojis(visibleText) {
var options = {
nonBmp: true
};
var hasUnicodeChars = has_unicode_default(visibleText, options);
var hasNonUnicodeChars = sanitize_default(remove_unicode_default(visibleText, options)) === '';
return hasUnicodeChars && hasNonUnicodeChars;
}
function parseUnit(str) {
var unitRegex = /^([0-9.]+)([a-z]+)$/i;
var _ref80 = str.match(unitRegex) || [], _ref81 = _slicedToArray(_ref80, 3), _ref81$ = _ref81[1], value = _ref81$ === void 0 ? '' : _ref81$, _ref81$2 = _ref81[2], unit = _ref81$2 === void 0 ? '' : _ref81$2;
return {
value: parseFloat(value),
unit: unit.toLowerCase()
};
}
function getContrast2(color1, color2) {
var c1lum = color1.getRelativeLuminance();
var c2lum = color2.getRelativeLuminance();
return (Math.max(c1lum, c2lum) + .05) / (Math.min(c1lum, c2lum) + .05);
}
var blockLike2 = [ 'block', 'list-item', 'table', 'flex', 'grid', 'inline-block' ];
function isBlock2(elm) {
var display = window.getComputedStyle(elm).getPropertyValue('display');
return blockLike2.indexOf(display) !== -1 || display.substr(0, 6) === 'table-';
}
function linkInTextBlockEvaluate(node, options) {
var requiredContrastRatio = options.requiredContrastRatio, allowSameColor = options.allowSameColor;
if (isBlock2(node)) {
return false;
}
var parentBlock = get_composed_parent_default(node);
while (parentBlock && parentBlock.nodeType === 1 && !isBlock2(parentBlock)) {
parentBlock = get_composed_parent_default(parentBlock);
}
if (!parentBlock) {
return void 0;
}
this.relatedNodes([ parentBlock ]);
var nodeColor = _getForegroundColor(node);
var parentColor = _getForegroundColor(parentBlock);
var nodeBackgroundColor = _getBackgroundColor2(node);
var parentBackgroundColor = _getBackgroundColor2(parentBlock);
var textContrast = nodeColor && parentColor ? getContrast2(nodeColor, parentColor) : void 0;
if (textContrast) {
textContrast = Math.floor(textContrast * 100) / 100;
}
if (textContrast && textContrast >= requiredContrastRatio) {
return true;
}
var backgroundContrast = nodeBackgroundColor && parentBackgroundColor ? getContrast2(nodeBackgroundColor, parentBackgroundColor) : void 0;
if (backgroundContrast) {
backgroundContrast = Math.floor(backgroundContrast * 100) / 100;
}
if (backgroundContrast && backgroundContrast >= requiredContrastRatio) {
return true;
}
if (!backgroundContrast) {
var _incomplete_data_defa;
var reason = (_incomplete_data_defa = incomplete_data_default.get('bgColor')) !== null && _incomplete_data_defa !== void 0 ? _incomplete_data_defa : 'bgContrast';
this.data({
messageKey: reason
});
incomplete_data_default.clear();
return void 0;
}
if (!textContrast) {
return void 0;
}
if (allowSameColor && textContrast === 1 && backgroundContrast === 1) {
return true;
}
if (textContrast === 1 && backgroundContrast > 1) {
this.data({
messageKey: 'bgContrast',
contrastRatio: backgroundContrast,
requiredContrastRatio: requiredContrastRatio,
nodeBackgroundColor: nodeBackgroundColor ? nodeBackgroundColor.toHexString() : void 0,
parentBackgroundColor: parentBackgroundColor ? parentBackgroundColor.toHexString() : void 0
});
return false;
}
this.data({
messageKey: 'fgContrast',
contrastRatio: textContrast,
requiredContrastRatio: requiredContrastRatio,
nodeColor: nodeColor ? nodeColor.toHexString() : void 0,
parentColor: parentColor ? parentColor.toHexString() : void 0
});
return false;
}
var link_in_text_block_evaluate_default = linkInTextBlockEvaluate;
var blockLike3 = [ 'block', 'list-item', 'table', 'flex', 'grid', 'inline-block' ];
function isBlock3(elm) {
var display = window.getComputedStyle(elm).getPropertyValue('display');
return blockLike3.indexOf(display) !== -1 || display.substr(0, 6) === 'table-';
}
function linkInTextBlockStyleEvaluate(node) {
if (isBlock3(node)) {
return false;
}
var parentBlock = get_composed_parent_default(node);
while (parentBlock && parentBlock.nodeType === 1 && !isBlock3(parentBlock)) {
parentBlock = get_composed_parent_default(parentBlock);
}
if (!parentBlock) {
return void 0;
}
this.relatedNodes([ parentBlock ]);
return element_is_distinct_default(node, parentBlock);
}
var link_in_text_block_style_evaluate_default = linkInTextBlockStyleEvaluate;
function autocompleteAppropriateEvaluate(node, options, virtualNode) {
if (virtualNode.props.nodeName !== 'input') {
return true;
}
var number = [ 'text', 'search', 'number', 'tel' ];
var url = [ 'text', 'search', 'url' ];
var allowedTypesMap = {
bday: [ 'text', 'search', 'date' ],
email: [ 'text', 'search', 'email' ],
username: [ 'text', 'search', 'email' ],
'street-address': [ 'text' ],
tel: [ 'text', 'search', 'tel' ],
'tel-country-code': [ 'text', 'search', 'tel' ],
'tel-national': [ 'text', 'search', 'tel' ],
'tel-area-code': [ 'text', 'search', 'tel' ],
'tel-local': [ 'text', 'search', 'tel' ],
'tel-local-prefix': [ 'text', 'search', 'tel' ],
'tel-local-suffix': [ 'text', 'search', 'tel' ],
'tel-extension': [ 'text', 'search', 'tel' ],
'cc-number': number,
'cc-exp': [ 'text', 'search', 'month', 'tel' ],
'cc-exp-month': number,
'cc-exp-year': number,
'cc-csc': number,
'transaction-amount': number,
'bday-day': number,
'bday-month': number,
'bday-year': number,
'new-password': [ 'text', 'search', 'password' ],
'current-password': [ 'text', 'search', 'password' ],
url: url,
photo: url,
impp: url
};
if (_typeof(options) === 'object') {
Object.keys(options).forEach(function(key) {
if (!allowedTypesMap[key]) {
allowedTypesMap[key] = [];
}
allowedTypesMap[key] = allowedTypesMap[key].concat(options[key]);
});
}
var autocompleteAttr = virtualNode.attr('autocomplete');
var autocompleteTerms = autocompleteAttr.split(/\s+/g).map(function(term) {
return term.toLowerCase();
});
var purposeTerm = autocompleteTerms[autocompleteTerms.length - 1];
if (_autocomplete.stateTerms.includes(purposeTerm)) {
return true;
}
var allowedTypes = allowedTypesMap[purposeTerm];
var type = virtualNode.hasAttr('type') ? sanitize_default(virtualNode.attr('type')).toLowerCase() : 'text';
type = valid_input_type_default().includes(type) ? type : 'text';
if (typeof allowedTypes === 'undefined') {
return type === 'text';
}
return allowedTypes.includes(type);
}
var autocomplete_appropriate_evaluate_default = autocompleteAppropriateEvaluate;
function autocompleteValidEvaluate(node, options, virtualNode) {
var autocomplete2 = virtualNode.attr('autocomplete') || '';
return is_valid_autocomplete_default(autocomplete2, options);
}
var autocomplete_valid_evaluate_default = autocompleteValidEvaluate;
function attrNonSpaceContentEvaluate(node) {
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var vNode = arguments.length > 2 ? arguments[2] : undefined;
if (!options.attribute || typeof options.attribute !== 'string') {
throw new TypeError('attr-non-space-content requires options.attribute to be a string');
}
if (!vNode.hasAttr(options.attribute)) {
this.data({
messageKey: 'noAttr'
});
return false;
}
var attribute = vNode.attr(options.attribute);
var attributeIsEmpty = !sanitize_default(attribute);
if (attributeIsEmpty) {
this.data({
messageKey: 'emptyAttr'
});
return false;
}
return true;
}
var attr_non_space_content_evaluate_default = attrNonSpaceContentEvaluate;
function pageHasElmAfter(results) {
var elmUsedAnywhere = results.some(function(frameResult) {
return frameResult.result === true;
});
if (elmUsedAnywhere) {
results.forEach(function(result) {
result.result = true;
});
}
return results;
}
var has_descendant_after_default = pageHasElmAfter;
function hasDescendant(node, options, virtualNode) {
if (!options || !options.selector || typeof options.selector !== 'string') {
throw new TypeError('has-descendant requires options.selector to be a string');
}
if (options.passForModal && is_modal_open_default()) {
return true;
}
var matchingElms = query_selector_all_filter_default(virtualNode, options.selector, function(vNode) {
return _isVisibleToScreenReaders(vNode);
});
this.relatedNodes(matchingElms.map(function(vNode) {
return vNode.actualNode;
}));
return matchingElms.length > 0;
}
var has_descendant_evaluate_default = hasDescendant;
function hasTextContentEvaluate(node, options, virtualNode) {
try {
return sanitize_default(subtree_text_default(virtualNode)) !== '';
} catch (e) {
return void 0;
}
}
function matchesDefinitionEvaluate(_, options, virtualNode) {
return matches_default3(virtualNode, options.matcher);
}
var matches_definition_evaluate_default = matchesDefinitionEvaluate;
function pageNoDuplicateAfter(results) {
return results.filter(function(checkResult) {
return checkResult.data !== 'ignored';
});
}
var page_no_duplicate_after_default = pageNoDuplicateAfter;
function pageNoDuplicateEvaluate(node, options, virtualNode) {
if (!options || !options.selector || typeof options.selector !== 'string') {
throw new TypeError('page-no-duplicate requires options.selector to be a string');
}
var key = 'page-no-duplicate;' + options.selector;
if (cache_default.get(key)) {
this.data('ignored');
return;
}
cache_default.set(key, true);
var elms = query_selector_all_filter_default(axe._tree[0], options.selector, function(elm) {
return _isVisibleToScreenReaders(elm);
});
if (typeof options.nativeScopeFilter === 'string') {
elms = elms.filter(function(elm) {
return elm.actualNode.hasAttribute('role') || !find_up_virtual_default(elm, options.nativeScopeFilter);
});
}
this.relatedNodes(elms.filter(function(elm) {
return elm !== virtualNode;
}).map(function(elm) {
return elm.actualNode;
}));
return elms.length <= 1;
}
var page_no_duplicate_evaluate_default = pageNoDuplicateEvaluate;
function accesskeysAfter(results) {
var seen = {};
return results.filter(function(r) {
if (!r.data) {
return false;
}
var key = r.data.toUpperCase();
if (!seen[key]) {
seen[key] = r;
r.relatedNodes = [];
return true;
}
seen[key].relatedNodes.push(r.relatedNodes[0]);
return false;
}).map(function(r) {
r.result = !!r.relatedNodes.length;
return r;
});
}
var accesskeys_after_default = accesskeysAfter;
function accesskeysEvaluate(node, options, vNode) {
if (!_isHiddenForEveryone(vNode)) {
this.data(vNode.attr('accesskey'));
this.relatedNodes([ node ]);
}
return true;
}
var accesskeys_evaluate_default = accesskeysEvaluate;
function focusableContentEvaluate(node, options, virtualNode) {
var tabbableElements = virtualNode.tabbableElements;
if (!tabbableElements) {
return false;
}
var tabbableContentElements = tabbableElements.filter(function(el) {
return el !== virtualNode;
});
return tabbableContentElements.length > 0;
}
var focusable_content_evaluate_default = focusableContentEvaluate;
function focusableDisabledEvaluate(node, options, virtualNode) {
var elementsThatCanBeDisabled = [ 'button', 'fieldset', 'input', 'select', 'textarea' ];
var tabbableElements = virtualNode.tabbableElements;
if (!tabbableElements || !tabbableElements.length) {
return true;
}
var relatedNodes = tabbableElements.filter(function(vNode) {
return elementsThatCanBeDisabled.includes(vNode.props.nodeName);
});
this.relatedNodes(relatedNodes.map(function(vNode) {
return vNode.actualNode;
}));
if (relatedNodes.length === 0 || is_modal_open_default()) {
return true;
}
return relatedNodes.every(function(vNode) {
var pointerEvents = vNode.getComputedStylePropertyValue('pointer-events');
var width = parseInt(vNode.getComputedStylePropertyValue('width'));
var height = parseInt(vNode.getComputedStylePropertyValue('height'));
return vNode.actualNode.onfocus || (width === 0 || height === 0) && pointerEvents === 'none';
}) ? void 0 : false;
}
var focusable_disabled_evaluate_default = focusableDisabledEvaluate;
function focusableElementEvaluate(node, options, virtualNode) {
if (virtualNode.hasAttr('contenteditable') && isContenteditable(virtualNode)) {
return true;
}
return _isInTabOrder(virtualNode);
function isContenteditable(vNode) {
var contenteditable = vNode.attr('contenteditable');
if (contenteditable === 'true' || contenteditable === '') {
return true;
}
if (contenteditable === 'false') {
return false;
}
var ancestor = closest_default(virtualNode.parent, '[contenteditable]');
if (!ancestor) {
return false;
}
return isContenteditable(ancestor);
}
}
var focusable_element_evaluate_default = focusableElementEvaluate;
function focusableModalOpenEvaluate(node, options, virtualNode) {
var tabbableElements = virtualNode.tabbableElements.map(function(_ref82) {
var actualNode = _ref82.actualNode;
return actualNode;
});
if (!tabbableElements || !tabbableElements.length) {
return true;
}
if (is_modal_open_default()) {
this.relatedNodes(tabbableElements);
return void 0;
}
return true;
}
var focusable_modal_open_evaluate_default = focusableModalOpenEvaluate;
function focusableNoNameEvaluate(node, options, virtualNode) {
var tabIndex = virtualNode.attr('tabindex');
var inFocusOrder = _isFocusable(virtualNode) && tabIndex > -1;
if (!inFocusOrder) {
return false;
}
try {
return !accessible_text_virtual_default(virtualNode);
} catch (e) {
return void 0;
}
}
var focusable_no_name_evaluate_default = focusableNoNameEvaluate;
function focusableNotTabbableEvaluate(node, options, virtualNode) {
var elementsThatCanBeDisabled = [ 'button', 'fieldset', 'input', 'select', 'textarea' ];
var tabbableElements = virtualNode.tabbableElements;
if (!tabbableElements || !tabbableElements.length) {
return true;
}
var relatedNodes = tabbableElements.filter(function(vNode) {
return !elementsThatCanBeDisabled.includes(vNode.props.nodeName);
});
this.relatedNodes(relatedNodes.map(function(vNode) {
return vNode.actualNode;
}));
if (relatedNodes.length === 0 || is_modal_open_default()) {
return true;
}
return relatedNodes.every(function(vNode) {
var pointerEvents = vNode.getComputedStylePropertyValue('pointer-events');
var width = parseInt(vNode.getComputedStylePropertyValue('width'));
var height = parseInt(vNode.getComputedStylePropertyValue('height'));
return vNode.actualNode.onfocus || (width === 0 || height === 0) && pointerEvents === 'none';
}) ? void 0 : false;
}
var focusable_not_tabbable_evaluate_default = focusableNotTabbableEvaluate;
function frameFocusableContentEvaluate(node, options, virtualNode) {
if (!virtualNode.children) {
return void 0;
}
try {
return !virtualNode.children.some(function(child) {
return focusableDescendants(child);
});
} catch (e) {
return void 0;
}
}
function focusableDescendants(vNode) {
if (_isInTabOrder(vNode)) {
return true;
}
if (!vNode.children) {
if (vNode.props.nodeType === 1) {
throw new Error('Cannot determine children');
}
return false;
}
return vNode.children.some(function(child) {
return focusableDescendants(child);
});
}
function landmarkIsTopLevelEvaluate(node) {
var landmarks = get_aria_roles_by_type_default('landmark');
var parent = get_composed_parent_default(node);
var nodeRole = get_role_default(node);
this.data({
role: nodeRole
});
while (parent) {
var role = parent.getAttribute('role');
if (!role && parent.nodeName.toUpperCase() !== 'FORM') {
role = implicit_role_default(parent);
}
if (role && landmarks.includes(role) && !(role === 'main' && nodeRole === 'complementary')) {
return false;
}
parent = get_composed_parent_default(parent);
}
return true;
}
var landmark_is_top_level_evaluate_default = landmarkIsTopLevelEvaluate;
function noFocusableContentEvaluate(node, options, virtualNode) {
if (!virtualNode.children) {
return void 0;
}
try {
var focusableDescendants2 = getFocusableDescendants(virtualNode);
if (!focusableDescendants2.length) {
return true;
}
var notHiddenElements = focusableDescendants2.filter(usesUnreliableHidingStrategy);
if (notHiddenElements.length > 0) {
this.data({
messageKey: 'notHidden'
});
this.relatedNodes(notHiddenElements);
} else {
this.relatedNodes(focusableDescendants2);
}
return false;
} catch (e) {
return void 0;
}
}
function getFocusableDescendants(vNode) {
if (!vNode.children) {
if (vNode.props.nodeType === 1) {
throw new Error('Cannot determine children');
}
return [];
}
var retVal = [];
vNode.children.forEach(function(child) {
if (get_role_type_default(child) === 'widget' && _isFocusable(child)) {
retVal.push(child);
} else {
retVal.push.apply(retVal, _toConsumableArray(getFocusableDescendants(child)));
}
});
return retVal;
}
function usesUnreliableHidingStrategy(vNode) {
var tabIndex = parseInt(vNode.attr('tabindex'), 10);
return !isNaN(tabIndex) && tabIndex < 0;
}
function tabindexEvaluate(node, options, virtualNode) {
var tabIndex = parseInt(virtualNode.attr('tabindex'), 10);
return isNaN(tabIndex) ? true : tabIndex <= 0;
}
var tabindex_evaluate_default = tabindexEvaluate;
function altSpaceValueEvaluate(node, options, virtualNode) {
var alt = virtualNode.attr('alt');
var isOnlySpace = /^\s+$/;
return typeof alt === 'string' && isOnlySpace.test(alt);
}
var alt_space_value_evaluate_default = altSpaceValueEvaluate;
function duplicateImgLabelEvaluate(node, options, virtualNode) {
if ([ 'none', 'presentation' ].includes(get_role_default(virtualNode))) {
return false;
}
var parentVNode = closest_default(virtualNode, options.parentSelector);
if (!parentVNode) {
return false;
}
var visibleText = visible_virtual_default(parentVNode, true).toLowerCase();
if (visibleText === '') {
return false;
}
return visibleText === accessible_text_virtual_default(virtualNode).toLowerCase();
}
var duplicate_img_label_evaluate_default = duplicateImgLabelEvaluate;
function explicitEvaluate(node, options, virtualNode) {
var _this4 = this;
if (!virtualNode.attr('id')) {
return false;
}
if (!virtualNode.actualNode) {
return void 0;
}
var root = get_root_node_default2(virtualNode.actualNode);
var id = escape_selector_default(virtualNode.attr('id'));
var labels = Array.from(root.querySelectorAll('label[for="'.concat(id, '"]')));
this.relatedNodes(labels);
if (!labels.length) {
return false;
}
try {
return labels.some(function(label3) {
if (!_isVisibleOnScreen(label3)) {
return true;
} else {
var explicitLabel = sanitize_default(accessible_text_default(label3, {
inControlContext: true,
startNode: virtualNode
}));
_this4.data({
explicitLabel: explicitLabel
});
return !!explicitLabel;
}
});
} catch (e) {
return void 0;
}
}
var explicit_evaluate_default = explicitEvaluate;
function helpSameAsLabelEvaluate(node, options, virtualNode) {
var labelText2 = label_virtual_default2(virtualNode), check = node.getAttribute('title');
if (!labelText2) {
return false;
}
if (!check) {
check = '';
if (node.getAttribute('aria-describedby')) {
var ref = idrefs_default(node, 'aria-describedby');
check = ref.map(function(thing) {
return thing ? accessible_text_default(thing) : '';
}).join('');
}
}
return sanitize_default(check) === sanitize_default(labelText2);
}
var help_same_as_label_evaluate_default = helpSameAsLabelEvaluate;
function hiddenExplicitLabelEvaluate(node, options, virtualNode) {
if (virtualNode.hasAttr('id')) {
if (!virtualNode.actualNode) {
return void 0;
}
var root = get_root_node_default2(node);
var id = escape_selector_default(node.getAttribute('id'));
var label3 = root.querySelector('label[for="'.concat(id, '"]'));
if (label3 && !_isVisibleToScreenReaders(label3)) {
var name;
try {
name = accessible_text_virtual_default(virtualNode).trim();
} catch (e) {
return void 0;
}
var isNameEmpty = name === '';
return isNameEmpty;
}
}
return false;
}
var hidden_explicit_label_evaluate_default = hiddenExplicitLabelEvaluate;
function implicitEvaluate(node, options, virtualNode) {
try {
var label3 = closest_default(virtualNode, 'label');
if (label3) {
var implicitLabel = sanitize_default(accessible_text_virtual_default(label3, {
inControlContext: true,
startNode: virtualNode
}));
if (label3.actualNode) {
this.relatedNodes([ label3.actualNode ]);
}
this.data({
implicitLabel: implicitLabel
});
return !!implicitLabel;
}
return false;
} catch (e) {
return void 0;
}
}
var implicit_evaluate_default = implicitEvaluate;
function isStringContained(compare, compareWith) {
var curatedCompareWith = curateString(compareWith);
var curatedCompare = curateString(compare);
if (!curatedCompareWith || !curatedCompare) {
return false;
}
return curatedCompareWith.includes(curatedCompare);
}
function curateString(str) {
var noUnicodeStr = remove_unicode_default(str, {
emoji: true,
nonBmp: true,
punctuations: true
});
return sanitize_default(noUnicodeStr);
}
function labelContentNameMismatchEvaluate(node, options, virtualNode) {
var _options$occurrenceTh;
var pixelThreshold = options === null || options === void 0 ? void 0 : options.pixelThreshold;
var occurrenceThreshold = (_options$occurrenceTh = options === null || options === void 0 ? void 0 : options.occurrenceThreshold) !== null && _options$occurrenceTh !== void 0 ? _options$occurrenceTh : options === null || options === void 0 ? void 0 : options.occuranceThreshold;
var accText = accessible_text_default(node).toLowerCase();
if (is_human_interpretable_default(accText) < 1) {
return void 0;
}
var visibleText = sanitize_default(subtree_text_default(virtualNode, {
subtreeDescendant: true,
ignoreIconLigature: true,
pixelThreshold: pixelThreshold,
occurrenceThreshold: occurrenceThreshold
})).toLowerCase();
if (!visibleText) {
return true;
}
if (is_human_interpretable_default(visibleText) < 1) {
if (isStringContained(visibleText, accText)) {
return true;
}
return void 0;
}
return isStringContained(visibleText, accText);
}
var label_content_name_mismatch_evaluate_default = labelContentNameMismatchEvaluate;
function multipleLabelEvaluate(node) {
var id = escape_selector_default(node.getAttribute('id'));
var parent = node.parentNode;
var root = get_root_node_default2(node);
root = root.documentElement || root;
var labels = Array.from(root.querySelectorAll('label[for="'.concat(id, '"]')));
if (labels.length) {
labels = labels.filter(function(label3) {
return !_isHiddenForEveryone(label3);
});
}
while (parent) {
if (parent.nodeName.toUpperCase() === 'LABEL' && labels.indexOf(parent) === -1) {
labels.push(parent);
}
parent = parent.parentNode;
}
this.relatedNodes(labels);
if (labels.length > 1) {
var ATVisibleLabels = labels.filter(function(label3) {
return _isVisibleToScreenReaders(label3);
});
if (ATVisibleLabels.length > 1) {
return void 0;
}
var labelledby = idrefs_default(node, 'aria-labelledby');
return !labelledby.includes(ATVisibleLabels[0]) ? void 0 : false;
}
return false;
}
var multiple_label_evaluate_default = multipleLabelEvaluate;
function titleOnlyEvaluate(node, options, virtualNode) {
var labelText2 = label_virtual_default2(virtualNode);
var title = title_text_default(virtualNode);
var ariaDescribedBy = virtualNode.attr('aria-describedby');
return !labelText2 && !!(title || ariaDescribedBy);
}
var title_only_evaluate_default = titleOnlyEvaluate;
function landmarkIsUniqueAfter(results) {
var uniqueLandmarks = [];
return results.filter(function(currentResult) {
var findMatch = function findMatch(someResult) {
return currentResult.data.role === someResult.data.role && currentResult.data.accessibleText === someResult.data.accessibleText;
};
var matchedResult = uniqueLandmarks.find(findMatch);
if (matchedResult) {
matchedResult.result = false;
matchedResult.relatedNodes.push(currentResult.relatedNodes[0]);
return false;
}
uniqueLandmarks.push(currentResult);
currentResult.relatedNodes = [];
return true;
});
}
var landmark_is_unique_after_default = landmarkIsUniqueAfter;
function landmarkIsUniqueEvaluate(node, options, virtualNode) {
var role = get_role_default(node);
var accessibleText2 = accessible_text_virtual_default(virtualNode);
accessibleText2 = accessibleText2 ? accessibleText2.toLowerCase() : null;
this.data({
role: role,
accessibleText: accessibleText2
});
this.relatedNodes([ node ]);
return true;
}
var landmark_is_unique_evaluate_default = landmarkIsUniqueEvaluate;
function hasValue(value) {
return (value || '').trim() !== '';
}
function hasLangEvaluate(node, options, virtualNode) {
var xhtml2 = typeof document !== 'undefined' ? is_xhtml_default(document) : false;
if (options.attributes.includes('xml:lang') && options.attributes.includes('lang') && hasValue(virtualNode.attr('xml:lang')) && !hasValue(virtualNode.attr('lang')) && !xhtml2) {
this.data({
messageKey: 'noXHTML'
});
return false;
}
var hasLang = options.attributes.some(function(name) {
return hasValue(virtualNode.attr(name));
});
if (!hasLang) {
this.data({
messageKey: 'noLang'
});
return false;
}
return true;
}
var has_lang_evaluate_default = hasLangEvaluate;
function validLangEvaluate(node, options, virtualNode) {
var invalid = [];
options.attributes.forEach(function(langAttr) {
var langVal = virtualNode.attr(langAttr);
if (typeof langVal !== 'string') {
return;
}
var baselangVal = get_base_lang_default(langVal);
var invalidLang = options.value ? !options.value.map(get_base_lang_default).includes(baselangVal) : !valid_langs_default(baselangVal);
if (baselangVal !== '' && invalidLang || langVal !== '' && !sanitize_default(langVal)) {
invalid.push(langAttr + '="' + virtualNode.attr(langAttr) + '"');
}
});
if (!invalid.length) {
return false;
}
if (virtualNode.props.nodeName !== 'html' && !_hasLangText(virtualNode)) {
return false;
}
this.data(invalid);
return true;
}
var valid_lang_evaluate_default = validLangEvaluate;
function xmlLangMismatchEvaluate(node, options, vNode) {
var primaryLangValue = get_base_lang_default(vNode.attr('lang'));
var primaryXmlLangValue = get_base_lang_default(vNode.attr('xml:lang'));
return primaryLangValue === primaryXmlLangValue;
}
var xml_lang_mismatch_evaluate_default = xmlLangMismatchEvaluate;
function dlitemEvaluate(node) {
var parent = get_composed_parent_default(node);
var parentTagName = parent.nodeName.toUpperCase();
var parentRole = get_explicit_role_default(parent);
if (parentTagName === 'DIV' && [ 'presentation', 'none', null ].includes(parentRole)) {
parent = get_composed_parent_default(parent);
parentTagName = parent.nodeName.toUpperCase();
parentRole = get_explicit_role_default(parent);
}
if (parentTagName !== 'DL') {
return false;
}
if (!parentRole || [ 'presentation', 'none', 'list' ].includes(parentRole)) {
return true;
}
return false;
}
var dlitem_evaluate_default = dlitemEvaluate;
function invalidChildrenEvaluate(node) {
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var virtualNode = arguments.length > 2 ? arguments[2] : undefined;
var relatedNodes = [];
var issues = [];
if (!virtualNode.children) {
return void 0;
}
var vChildren = mapWithNested(virtualNode.children);
while (vChildren.length) {
var _vChild$actualNode;
var _vChildren$shift = vChildren.shift(), vChild = _vChildren$shift.vChild, nested = _vChildren$shift.nested;
if (options.divGroups && !nested && isDivGroup(vChild)) {
if (!vChild.children) {
return void 0;
}
var vGrandChildren = mapWithNested(vChild.children, true);
vChildren.push.apply(vChildren, _toConsumableArray(vGrandChildren));
continue;
}
var issue = getInvalidSelector(vChild, nested, options);
if (!issue) {
continue;
}
if (!issues.includes(issue)) {
issues.push(issue);
}
if ((vChild === null || vChild === void 0 ? void 0 : (_vChild$actualNode = vChild.actualNode) === null || _vChild$actualNode === void 0 ? void 0 : _vChild$actualNode.nodeType) === 1) {
relatedNodes.push(vChild.actualNode);
}
}
if (issues.length === 0) {
return false;
}
this.data({
values: issues.join(', ')
});
this.relatedNodes(relatedNodes);
return true;
}
function getInvalidSelector(vChild, nested, _ref83) {
var _ref83$validRoles = _ref83.validRoles, validRoles = _ref83$validRoles === void 0 ? [] : _ref83$validRoles, _ref83$validNodeNames = _ref83.validNodeNames, validNodeNames = _ref83$validNodeNames === void 0 ? [] : _ref83$validNodeNames;
var _vChild$props = vChild.props, nodeName2 = _vChild$props.nodeName, nodeType = _vChild$props.nodeType, nodeValue = _vChild$props.nodeValue;
var selector = nested ? 'div > ' : '';
if (nodeType === 3 && nodeValue.trim() !== '') {
return selector + '#text';
}
if (nodeType !== 1 || !_isVisibleToScreenReaders(vChild)) {
return false;
}
var role = get_explicit_role_default(vChild);
if (role) {
return validRoles.includes(role) ? false : selector + '[role='.concat(role, ']');
} else {
return validNodeNames.includes(nodeName2) ? false : selector + nodeName2;
}
}
function isDivGroup(vNode) {
return vNode.props.nodeName === 'div' && get_explicit_role_default(vNode) === null;
}
function mapWithNested(vNodes) {
var nested = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
return vNodes.map(function(vChild) {
return {
vChild: vChild,
nested: nested
};
});
}
function listitemEvaluate(node, options, virtualNode) {
var parent = virtualNode.parent;
if (!parent) {
return void 0;
}
var parentNodeName = parent.props.nodeName;
var parentRole = get_explicit_role_default(parent);
if ([ 'presentation', 'none', 'list' ].includes(parentRole)) {
return true;
}
if (parentRole && is_valid_role_default(parentRole)) {
this.data({
messageKey: 'roleNotValid'
});
return false;
}
return [ 'ul', 'ol', 'menu' ].includes(parentNodeName);
}
function onlyDlitemsEvaluate(node, options, virtualNode) {
var ALLOWED_ROLES = [ 'definition', 'term', 'list' ];
var base = {
badNodes: [],
hasNonEmptyTextNode: false
};
var content = virtualNode.children.reduce(function(content2, child) {
var actualNode = child.actualNode;
if (actualNode.nodeName.toUpperCase() === 'DIV' && get_role_default(actualNode) === null) {
return content2.concat(child.children);
}
return content2.concat(child);
}, []);
var result = content.reduce(function(out, childNode) {
var actualNode = childNode.actualNode;
var tagName = actualNode.nodeName.toUpperCase();
if (actualNode.nodeType === 1 && _isVisibleToScreenReaders(actualNode)) {
var explicitRole2 = get_explicit_role_default(actualNode);
if (tagName !== 'DT' && tagName !== 'DD' || explicitRole2) {
if (!ALLOWED_ROLES.includes(explicitRole2)) {
out.badNodes.push(actualNode);
}
}
} else if (actualNode.nodeType === 3 && actualNode.nodeValue.trim() !== '') {
out.hasNonEmptyTextNode = true;
}
return out;
}, base);
if (result.badNodes.length) {
this.relatedNodes(result.badNodes);
}
return !!result.badNodes.length || result.hasNonEmptyTextNode;
}
var only_dlitems_evaluate_default = onlyDlitemsEvaluate;
function onlyListitemsEvaluate(node, options, virtualNode) {
var hasNonEmptyTextNode = false;
var atLeastOneListitem = false;
var isEmpty = true;
var badNodes = [];
var badRoleNodes = [];
var badRoles = [];
virtualNode.children.forEach(function(vNode) {
var actualNode = vNode.actualNode;
if (actualNode.nodeType === 3 && actualNode.nodeValue.trim() !== '') {
hasNonEmptyTextNode = true;
return;
}
if (actualNode.nodeType !== 1 || !_isVisibleToScreenReaders(actualNode)) {
return;
}
isEmpty = false;
var isLi = actualNode.nodeName.toUpperCase() === 'LI';
var role = get_role_default(vNode);
var isListItemRole = role === 'listitem';
if (!isLi && !isListItemRole) {
badNodes.push(actualNode);
}
if (isLi && !isListItemRole) {
badRoleNodes.push(actualNode);
if (!badRoles.includes(role)) {
badRoles.push(role);
}
}
if (isListItemRole) {
atLeastOneListitem = true;
}
});
if (hasNonEmptyTextNode || badNodes.length) {
this.relatedNodes(badNodes);
return true;
}
if (isEmpty || atLeastOneListitem) {
return false;
}
this.relatedNodes(badRoleNodes);
this.data({
messageKey: 'roleNotValid',
roles: badRoles.join(', ')
});
return true;
}
var only_listitems_evaluate_default = onlyListitemsEvaluate;
function structuredDlitemsEvaluate(node, options, virtualNode) {
var children = virtualNode.children;
if (!children || !children.length) {
return false;
}
var hasDt = false, hasDd = false, nodeName2;
for (var i = 0; i < children.length; i++) {
nodeName2 = children[i].props.nodeName.toUpperCase();
if (nodeName2 === 'DT') {
hasDt = true;
}
if (hasDt && nodeName2 === 'DD') {
return false;
}
if (nodeName2 === 'DD') {
hasDd = true;
}
}
return hasDt || hasDd;
}
var structured_dlitems_evaluate_default = structuredDlitemsEvaluate;
function captionEvaluate(node, options, virtualNode) {
var tracks = query_selector_all_default(virtualNode, 'track');
var hasCaptions = tracks.some(function(vNode) {
return (vNode.attr('kind') || '').toLowerCase() === 'captions';
});
return hasCaptions ? false : void 0;
}
var caption_evaluate_default = captionEvaluate;
var joinStr = ' > ';
function frameTestedAfter(results) {
var iframes = {};
return results.filter(function(result) {
var frameResult = result.node.ancestry[result.node.ancestry.length - 1] !== 'html';
if (frameResult) {
var ancestry2 = result.node.ancestry.flat(Infinity).join(joinStr);
iframes[ancestry2] = result;
return true;
}
var ancestry = result.node.ancestry.slice(0, result.node.ancestry.length - 1).flat(Infinity).join(joinStr);
if (iframes[ancestry]) {
iframes[ancestry].result = true;
}
return false;
});
}
var frame_tested_after_default = frameTestedAfter;
function frameTestedEvaluate(node, options) {
return options.isViolation ? false : void 0;
}
var frame_tested_evaluate_default = frameTestedEvaluate;
function noAutoplayAudioEvaluate(node, options) {
if (!node.duration) {
console.warn('axe.utils.preloadMedia did not load metadata');
return void 0;
}
var _options$allowedDurat = options.allowedDuration, allowedDuration = _options$allowedDurat === void 0 ? 3 : _options$allowedDurat;
var playableDuration = getPlayableDuration(node);
if (playableDuration <= allowedDuration && !node.hasAttribute('loop')) {
return true;
}
if (!node.hasAttribute('controls')) {
return false;
}
return true;
function getPlayableDuration(elm) {
if (!elm.currentSrc) {
return 0;
}
var playbackRange = getPlaybackRange(elm.currentSrc);
if (!playbackRange) {
return Math.abs(elm.duration - (elm.currentTime || 0));
}
if (playbackRange.length === 1) {
return Math.abs(elm.duration - playbackRange[0]);
}
return Math.abs(playbackRange[1] - playbackRange[0]);
}
function getPlaybackRange(src) {
var match = src.match(/#t=(.*)/);
if (!match) {
return;
}
var _match = _slicedToArray(match, 2), value = _match[1];
var ranges = value.split(',');
return ranges.map(function(range) {
if (/:/.test(range)) {
return convertHourMinSecToSeconds(range);
}
return parseFloat(range);
});
}
function convertHourMinSecToSeconds(hhMmSs) {
var parts = hhMmSs.split(':');
var secs = 0;
var mins = 1;
while (parts.length > 0) {
secs += mins * parseInt(parts.pop(), 10);
mins *= 60;
}
return parseFloat(secs);
}
}
var no_autoplay_audio_evaluate_default = noAutoplayAudioEvaluate;
function cssOrientationLockEvaluate(node, options, virtualNode, context) {
var _ref84 = context || {}, _ref84$cssom = _ref84.cssom, cssom = _ref84$cssom === void 0 ? void 0 : _ref84$cssom;
var _ref85 = options || {}, _ref85$degreeThreshol = _ref85.degreeThreshold, degreeThreshold = _ref85$degreeThreshol === void 0 ? 0 : _ref85$degreeThreshol;
if (!cssom || !cssom.length) {
return void 0;
}
var isLocked = false;
var relatedElements = [];
var rulesGroupByDocumentFragment = groupCssomByDocument(cssom);
var _loop7 = function _loop7() {
var key = _Object$keys2[_i24];
var _rulesGroupByDocument = rulesGroupByDocumentFragment[key], root = _rulesGroupByDocument.root, rules = _rulesGroupByDocument.rules;
var orientationRules = rules.filter(isMediaRuleWithOrientation);
if (!orientationRules.length) {
return 'continue';
}
orientationRules.forEach(function(_ref86) {
var cssRules = _ref86.cssRules;
Array.from(cssRules).forEach(function(cssRule) {
var locked = getIsOrientationLocked(cssRule);
if (locked && cssRule.selectorText.toUpperCase() !== 'HTML') {
var elms = Array.from(root.querySelectorAll(cssRule.selectorText)) || [];
relatedElements = relatedElements.concat(elms);
}
isLocked = isLocked || locked;
});
});
};
for (var _i24 = 0, _Object$keys2 = Object.keys(rulesGroupByDocumentFragment); _i24 < _Object$keys2.length; _i24++) {
var _ret3 = _loop7();
if (_ret3 === 'continue') {
continue;
}
}
if (!isLocked) {
return true;
}
if (relatedElements.length) {
this.relatedNodes(relatedElements);
}
return false;
function groupCssomByDocument(cssObjectModel) {
return cssObjectModel.reduce(function(out, _ref87) {
var sheet = _ref87.sheet, root = _ref87.root, shadowId = _ref87.shadowId;
var key = shadowId ? shadowId : 'topDocument';
if (!out[key]) {
out[key] = {
root: root,
rules: []
};
}
if (!sheet || !sheet.cssRules) {
return out;
}
var rules = Array.from(sheet.cssRules);
out[key].rules = out[key].rules.concat(rules);
return out;
}, {});
}
function isMediaRuleWithOrientation(_ref88) {
var type = _ref88.type, cssText = _ref88.cssText;
if (type !== 4) {
return false;
}
return /orientation:\s*landscape/i.test(cssText) || /orientation:\s*portrait/i.test(cssText);
}
function getIsOrientationLocked(_ref89) {
var selectorText = _ref89.selectorText, style = _ref89.style;
if (!selectorText || style.length <= 0) {
return false;
}
var transformStyle = style.transform || style.webkitTransform || style.msTransform || false;
if (!transformStyle) {
return false;
}
var matches4 = transformStyle.match(/(rotate|rotateZ|rotate3d|matrix|matrix3d)\(([^)]+)\)(?!.*(rotate|rotateZ|rotate3d|matrix|matrix3d))/);
if (!matches4) {
return false;
}
var _matches = _slicedToArray(matches4, 3), transformFn = _matches[1], transformFnValue = _matches[2];
var degrees = getRotationInDegrees(transformFn, transformFnValue);
if (!degrees) {
return false;
}
degrees = Math.abs(degrees);
if (Math.abs(degrees - 180) % 180 <= degreeThreshold) {
return false;
}
return Math.abs(degrees - 90) % 90 <= degreeThreshold;
}
function getRotationInDegrees(transformFunction, transformFnValue) {
switch (transformFunction) {
case 'rotate':
case 'rotateZ':
return getAngleInDegrees(transformFnValue);
case 'rotate3d':
var _transformFnValue$spl = transformFnValue.split(',').map(function(value) {
return value.trim();
}), _transformFnValue$spl2 = _slicedToArray(_transformFnValue$spl, 4), z = _transformFnValue$spl2[2], angleWithUnit = _transformFnValue$spl2[3];
if (parseInt(z) === 0) {
return;
}
return getAngleInDegrees(angleWithUnit);
case 'matrix':
case 'matrix3d':
return getAngleInDegreesFromMatrixTransform(transformFnValue);
default:
return;
}
}
function getAngleInDegrees(angleWithUnit) {
var _ref90 = angleWithUnit.match(/(deg|grad|rad|turn)/) || [], _ref91 = _slicedToArray(_ref90, 1), unit = _ref91[0];
if (!unit) {
return;
}
var angle = parseFloat(angleWithUnit.replace(unit, ''));
switch (unit) {
case 'rad':
return convertRadToDeg(angle);
case 'grad':
return convertGradToDeg(angle);
case 'turn':
return convertTurnToDeg(angle);
case 'deg':
default:
return parseInt(angle);
}
}
function getAngleInDegreesFromMatrixTransform(transformFnValue) {
var values = transformFnValue.split(',');
if (values.length <= 6) {
var _values = _slicedToArray(values, 2), a = _values[0], b2 = _values[1];
var radians = Math.atan2(parseFloat(b2), parseFloat(a));
return convertRadToDeg(radians);
}
var sinB = parseFloat(values[8]);
var b = Math.asin(sinB);
var cosB = Math.cos(b);
var rotateZRadians = Math.acos(parseFloat(values[0]) / cosB);
return convertRadToDeg(rotateZRadians);
}
function convertRadToDeg(radians) {
return Math.round(radians * (180 / Math.PI));
}
function convertGradToDeg(grad) {
grad = grad % 400;
if (grad < 0) {
grad += 400;
}
return Math.round(grad / 400 * 360);
}
function convertTurnToDeg(turn) {
return Math.round(360 / (1 / turn));
}
}
var css_orientation_lock_evaluate_default = cssOrientationLockEvaluate;
function metaViewportScaleEvaluate(node, options, virtualNode) {
var _ref92 = options || {}, _ref92$scaleMinimum = _ref92.scaleMinimum, scaleMinimum = _ref92$scaleMinimum === void 0 ? 2 : _ref92$scaleMinimum, _ref92$lowerBound = _ref92.lowerBound, lowerBound = _ref92$lowerBound === void 0 ? false : _ref92$lowerBound;
var content = virtualNode.attr('content') || '';
if (!content) {
return true;
}
var result = content.split(/[;,]/).reduce(function(out, item) {
var contentValue = item.trim();
if (!contentValue) {
return out;
}
var _contentValue$split = contentValue.split('='), _contentValue$split2 = _slicedToArray(_contentValue$split, 2), key = _contentValue$split2[0], value = _contentValue$split2[1];
if (!key || !value) {
return out;
}
var curatedKey = key.toLowerCase().trim();
var curatedValue = value.toLowerCase().trim();
if (curatedKey === 'maximum-scale' && curatedValue === 'yes') {
curatedValue = 1;
}
if (curatedKey === 'maximum-scale' && parseFloat(curatedValue) < 0) {
return out;
}
out[curatedKey] = curatedValue;
return out;
}, {});
if (lowerBound && result['maximum-scale'] && parseFloat(result['maximum-scale']) < lowerBound) {
return true;
}
if (!lowerBound && result['user-scalable'] === 'no') {
this.data('user-scalable=no');
return false;
}
var userScalableAsFloat = parseFloat(result['user-scalable']);
if (!lowerBound && result['user-scalable'] && (userScalableAsFloat || userScalableAsFloat === 0) && userScalableAsFloat > -1 && userScalableAsFloat < 1) {
this.data('user-scalable');
return false;
}
if (result['maximum-scale'] && parseFloat(result['maximum-scale']) < scaleMinimum) {
this.data('maximum-scale');
return false;
}
return true;
}
var meta_viewport_scale_evaluate_default = metaViewportScaleEvaluate;
var roundingMargin = .05;
function targetOffsetEvaluate(node, options, vNode) {
var minOffset = (options === null || options === void 0 ? void 0 : options.minOffset) || 24;
var closeNeighbors = [];
var closestOffset = minOffset;
var _iterator8 = _createForOfIteratorHelper(_findNearbyElms(vNode, minOffset)), _step8;
try {
for (_iterator8.s(); !(_step8 = _iterator8.n()).done; ) {
var vNeighbor = _step8.value;
if (get_role_type_default(vNeighbor) !== 'widget' || !_isFocusable(vNeighbor)) {
continue;
}
var offset = roundToSingleDecimal(_getOffset(vNode, vNeighbor));
if (offset + roundingMargin >= minOffset) {
continue;
}
closestOffset = Math.min(closestOffset, offset);
closeNeighbors.push(vNeighbor);
}
} catch (err) {
_iterator8.e(err);
} finally {
_iterator8.f();
}
if (closeNeighbors.length === 0) {
this.data({
closestOffset: closestOffset,
minOffset: minOffset
});
return true;
}
this.relatedNodes(closeNeighbors.map(function(_ref93) {
var actualNode = _ref93.actualNode;
return actualNode;
}));
if (!closeNeighbors.some(_isInTabOrder)) {
this.data({
messageKey: 'nonTabbableNeighbor',
closestOffset: closestOffset,
minOffset: minOffset
});
return void 0;
}
this.data({
closestOffset: closestOffset,
minOffset: minOffset
});
return _isInTabOrder(vNode) ? false : void 0;
}
function roundToSingleDecimal(num) {
return Math.round(num * 10) / 10;
}
var roundingMargin2 = .05;
function targetSize(node, options, vNode) {
var minSize = (options === null || options === void 0 ? void 0 : options.minSize) || 24;
var nodeRect = vNode.boundingClientRect;
var hasMinimumSize = rectHasMinimumSize.bind(null, minSize);
var nearbyElms = _findNearbyElms(vNode);
var overflowingContent = filterOverflowingContent(vNode, nearbyElms);
var _filterByElmsOverlap = filterByElmsOverlap(vNode, nearbyElms), fullyObscuringElms = _filterByElmsOverlap.fullyObscuringElms, partialObscuringElms = _filterByElmsOverlap.partialObscuringElms;
if (fullyObscuringElms.length && !overflowingContent.length) {
this.relatedNodes(mapActualNodes(fullyObscuringElms));
this.data({
messageKey: 'obscured'
});
return true;
}
var negativeOutcome = _isInTabOrder(vNode) ? false : void 0;
if (!hasMinimumSize(nodeRect) && !overflowingContent.length) {
this.data(_extends({
minSize: minSize
}, toDecimalSize(nodeRect)));
return negativeOutcome;
}
var obscuredWidgets = filterFocusableWidgets(partialObscuringElms);
var largestInnerRect = getLargestUnobscuredArea(vNode, obscuredWidgets);
if (overflowingContent.length) {
if (fullyObscuringElms.length || !hasMinimumSize(largestInnerRect || nodeRect)) {
this.data({
minSize: minSize,
messageKey: 'contentOverflow'
});
this.relatedNodes(mapActualNodes(overflowingContent));
return void 0;
}
}
if (obscuredWidgets.length !== 0 && !hasMinimumSize(largestInnerRect)) {
var allTabbable = obscuredWidgets.every(_isInTabOrder);
var messageKey = 'partiallyObscured'.concat(allTabbable ? '' : 'NonTabbable');
this.data(_extends({
messageKey: messageKey,
minSize: minSize
}, toDecimalSize(largestInnerRect)));
this.relatedNodes(mapActualNodes(obscuredWidgets));
return allTabbable ? negativeOutcome : void 0;
}
this.data(_extends({
minSize: minSize
}, toDecimalSize(largestInnerRect || nodeRect)));
this.relatedNodes(mapActualNodes(obscuredWidgets));
return true;
}
function filterOverflowingContent(vNode, nearbyElms) {
return nearbyElms.filter(function(nearbyElm) {
return !isEnclosedRect(nearbyElm, vNode) && isDescendantNotInTabOrder(vNode, nearbyElm);
});
}
function filterByElmsOverlap(vNode, nearbyElms) {
var fullyObscuringElms = [];
var partialObscuringElms = [];
var _iterator9 = _createForOfIteratorHelper(nearbyElms), _step9;
try {
for (_iterator9.s(); !(_step9 = _iterator9.n()).done; ) {
var vNeighbor = _step9.value;
if (!isDescendantNotInTabOrder(vNode, vNeighbor) && _hasVisualOverlap(vNode, vNeighbor) && getCssPointerEvents(vNeighbor) !== 'none') {
if (isEnclosedRect(vNode, vNeighbor)) {
fullyObscuringElms.push(vNeighbor);
} else {
partialObscuringElms.push(vNeighbor);
}
}
}
} catch (err) {
_iterator9.e(err);
} finally {
_iterator9.f();
}
return {
fullyObscuringElms: fullyObscuringElms,
partialObscuringElms: partialObscuringElms
};
}
function getLargestUnobscuredArea(vNode, obscuredNodes) {
var nodeRect = vNode.boundingClientRect;
if (obscuredNodes.length === 0) {
return null;
}
var obscuringRects = obscuredNodes.map(function(_ref94) {
var rect = _ref94.boundingClientRect;
return rect;
});
var unobscuredRects = _splitRects(nodeRect, obscuringRects);
return getLargestRect(unobscuredRects);
}
function getLargestRect(rects, minSize) {
return rects.reduce(function(rectA, rectB) {
var rectAisMinimum = rectHasMinimumSize(minSize, rectA);
var rectBisMinimum = rectHasMinimumSize(minSize, rectB);
if (rectAisMinimum !== rectBisMinimum) {
return rectAisMinimum ? rectA : rectB;
}
var areaA = rectA.width * rectA.height;
var areaB = rectB.width * rectB.height;
return areaA > areaB ? rectA : rectB;
});
}
function filterFocusableWidgets(vNodes) {
return vNodes.filter(function(vNode) {
return get_role_type_default(vNode) === 'widget' && _isFocusable(vNode);
});
}
function isEnclosedRect(vNodeA, vNodeB) {
var rectA = vNodeA.boundingClientRect;
var rectB = vNodeB.boundingClientRect;
return rectA.top >= rectB.top && rectA.left >= rectB.left && rectA.bottom <= rectB.bottom && rectA.right <= rectB.right;
}
function getCssPointerEvents(vNode) {
return vNode.getComputedStylePropertyValue('pointer-events');
}
function toDecimalSize(rect) {
return {
width: Math.round(rect.width * 10) / 10,
height: Math.round(rect.height * 10) / 10
};
}
function isDescendantNotInTabOrder(vAncestor, vNode) {
return vAncestor.actualNode.contains(vNode.actualNode) && !_isInTabOrder(vNode);
}
function rectHasMinimumSize(minSize, _ref95) {
var width = _ref95.width, height = _ref95.height;
return width + roundingMargin2 >= minSize && height + roundingMargin2 >= minSize;
}
function mapActualNodes(vNodes) {
return vNodes.map(function(_ref96) {
var actualNode = _ref96.actualNode;
return actualNode;
});
}
function headingOrderAfter(results) {
var headingOrder = getHeadingOrder(results);
results.forEach(function(result) {
result.result = getHeadingOrderOutcome(result, headingOrder);
});
return results;
}
function getHeadingOrderOutcome(result, headingOrder) {
var _headingOrder$index$l, _headingOrder$index, _headingOrder$level, _headingOrder;
var index = findHeadingOrderIndex(headingOrder, result.node.ancestry);
var currLevel = (_headingOrder$index$l = (_headingOrder$index = headingOrder[index]) === null || _headingOrder$index === void 0 ? void 0 : _headingOrder$index.level) !== null && _headingOrder$index$l !== void 0 ? _headingOrder$index$l : -1;
var prevLevel = (_headingOrder$level = (_headingOrder = headingOrder[index - 1]) === null || _headingOrder === void 0 ? void 0 : _headingOrder.level) !== null && _headingOrder$level !== void 0 ? _headingOrder$level : -1;
if (index === 0) {
return true;
}
if (currLevel === -1) {
return void 0;
}
return currLevel - prevLevel <= 1;
}
function getHeadingOrder(results) {
results = _toConsumableArray(results);
results.sort(function(_ref97, _ref98) {
var nodeA = _ref97.node;
var nodeB = _ref98.node;
return nodeA.ancestry.length - nodeB.ancestry.length;
});
var headingOrder = results.reduce(mergeHeadingOrder, []);
return headingOrder.filter(function(_ref99) {
var level = _ref99.level;
return level !== -1;
});
}
function mergeHeadingOrder(mergedHeadingOrder, result) {
var _result$data;
var frameHeadingOrder = (_result$data = result.data) === null || _result$data === void 0 ? void 0 : _result$data.headingOrder;
var frameAncestry = shortenArray(result.node.ancestry, 1);
if (!frameHeadingOrder) {
return mergedHeadingOrder;
}
var normalizedHeadingOrder = frameHeadingOrder.map(function(heading) {
return addFrameToHeadingAncestry(heading, frameAncestry);
});
var index = getFrameIndex(mergedHeadingOrder, frameAncestry);
if (index === -1) {
mergedHeadingOrder.push.apply(mergedHeadingOrder, _toConsumableArray(normalizedHeadingOrder));
} else {
mergedHeadingOrder.splice.apply(mergedHeadingOrder, [ index, 0 ].concat(_toConsumableArray(normalizedHeadingOrder)));
}
return mergedHeadingOrder;
}
function getFrameIndex(headingOrder, frameAncestry) {
while (frameAncestry.length) {
var index = findHeadingOrderIndex(headingOrder, frameAncestry);
if (index !== -1) {
return index;
}
frameAncestry = shortenArray(frameAncestry, 1);
}
return -1;
}
function findHeadingOrderIndex(headingOrder, ancestry) {
return headingOrder.findIndex(function(heading) {
return match_ancestry_default(heading.ancestry, ancestry);
});
}
function addFrameToHeadingAncestry(heading, frameAncestry) {
var ancestry = frameAncestry.concat(heading.ancestry);
return _extends({}, heading, {
ancestry: ancestry
});
}
function shortenArray(arr, spliceLength) {
return arr.slice(0, arr.length - spliceLength);
}
function getLevel(vNode) {
var role = get_role_default(vNode);
var headingRole = role && role.includes('heading');
var ariaHeadingLevel = vNode.attr('aria-level');
var ariaLevel = parseInt(ariaHeadingLevel, 10);
var _ref100 = vNode.props.nodeName.match(/h(\d)/) || [], _ref101 = _slicedToArray(_ref100, 2), headingLevel = _ref101[1];
if (!headingRole) {
return -1;
}
if (headingLevel && !ariaHeadingLevel) {
return parseInt(headingLevel, 10);
}
if (isNaN(ariaLevel) || ariaLevel < 1) {
if (headingLevel) {
return parseInt(headingLevel, 10);
}
return 2;
}
if (ariaLevel) {
return ariaLevel;
}
return -1;
}
function headingOrderEvaluate() {
var headingOrder = cache_default.get('headingOrder');
if (headingOrder) {
return true;
}
var selector = 'h1, h2, h3, h4, h5, h6, [role=heading], iframe, frame';
var vNodes = query_selector_all_filter_default(axe._tree[0], selector, _isVisibleToScreenReaders);
headingOrder = vNodes.map(function(vNode) {
return {
ancestry: [ _getAncestry(vNode.actualNode) ],
level: getLevel(vNode)
};
});
this.data({
headingOrder: headingOrder
});
cache_default.set('headingOrder', vNodes);
return true;
}
var heading_order_evaluate_default = headingOrderEvaluate;
function isIdenticalObject(a, b) {
if (!a || !b) {
return false;
}
var aProps = Object.getOwnPropertyNames(a);
var bProps = Object.getOwnPropertyNames(b);
if (aProps.length !== bProps.length) {
return false;
}
var result = aProps.every(function(propName) {
var aValue = a[propName];
var bValue = b[propName];
if (_typeof(aValue) !== _typeof(bValue)) {
return false;
}
if (_typeof(aValue) === 'object' || _typeof(bValue) === 'object') {
return isIdenticalObject(aValue, bValue);
}
return aValue === bValue;
});
return result;
}
function identicalLinksSamePurposeAfter(results) {
if (results.length < 2) {
return results;
}
var incompleteResults = results.filter(function(_ref102) {
var result = _ref102.result;
return result !== void 0;
});
var uniqueResults = [];
var nameMap = {};
var _loop8 = function _loop8(index) {
var _currentResult$relate;
var currentResult = incompleteResults[index];
var _currentResult$data = currentResult.data, name = _currentResult$data.name, urlProps = _currentResult$data.urlProps;
if (nameMap[name]) {
return 'continue';
}
var sameNameResults = incompleteResults.filter(function(_ref103, resultNum) {
var data2 = _ref103.data;
return data2.name === name && resultNum !== index;
});
var isSameUrl = sameNameResults.every(function(_ref104) {
var data2 = _ref104.data;
return isIdenticalObject(data2.urlProps, urlProps);
});
if (sameNameResults.length && !isSameUrl) {
currentResult.result = void 0;
}
currentResult.relatedNodes = [];
(_currentResult$relate = currentResult.relatedNodes).push.apply(_currentResult$relate, _toConsumableArray(sameNameResults.map(function(node) {
return node.relatedNodes[0];
})));
nameMap[name] = sameNameResults;
uniqueResults.push(currentResult);
};
for (var index = 0; index < incompleteResults.length; index++) {
var _ret4 = _loop8(index);
if (_ret4 === 'continue') {
continue;
}
}
return uniqueResults;
}
var identical_links_same_purpose_after_default = identicalLinksSamePurposeAfter;
var commons_exports = {};
__export(commons_exports, {
aria: function aria() {
return aria_exports;
},
color: function color() {
return color_exports;
},
dom: function dom() {
return dom_exports;
},
forms: function forms() {
return forms_exports;
},
matches: function matches() {
return matches_default3;
},
math: function math() {
return math_exports;
},
standards: function standards() {
return standards_exports;
},
table: function table() {
return table_exports;
},
text: function text() {
return text_exports;
},
utils: function utils() {
return utils_exports;
}
});
var forms_exports = {};
__export(forms_exports, {
isAriaCombobox: function isAriaCombobox() {
return is_aria_combobox_default;
},
isAriaListbox: function isAriaListbox() {
return is_aria_listbox_default;
},
isAriaRange: function isAriaRange() {
return is_aria_range_default;
},
isAriaTextbox: function isAriaTextbox() {
return is_aria_textbox_default;
},
isDisabled: function isDisabled() {
return is_disabled_default;
},
isNativeSelect: function isNativeSelect() {
return is_native_select_default;
},
isNativeTextbox: function isNativeTextbox() {
return is_native_textbox_default;
}
});
var disabledNodeNames = [ 'fieldset', 'button', 'select', 'input', 'textarea' ];
function isDisabled(virtualNode) {
var disabledState = virtualNode._isDisabled;
if (typeof disabledState === 'boolean') {
return disabledState;
}
var nodeName2 = virtualNode.props.nodeName;
var ariaDisabled = virtualNode.attr('aria-disabled');
if (disabledNodeNames.includes(nodeName2) && virtualNode.hasAttr('disabled')) {
disabledState = true;
} else if (ariaDisabled) {
disabledState = ariaDisabled.toLowerCase() === 'true';
} else if (virtualNode.parent) {
disabledState = isDisabled(virtualNode.parent);
} else {
disabledState = false;
}
virtualNode._isDisabled = disabledState;
return disabledState;
}
var is_disabled_default = isDisabled;
var table_exports = {};
__export(table_exports, {
getAllCells: function getAllCells() {
return get_all_cells_default;
},
getCellPosition: function getCellPosition() {
return get_cell_position_default;
},
getHeaders: function getHeaders() {
return get_headers_default;
},
getScope: function getScope() {
return get_scope_default;
},
isColumnHeader: function isColumnHeader() {
return is_column_header_default;
},
isDataCell: function isDataCell() {
return is_data_cell_default;
},
isDataTable: function isDataTable() {
return is_data_table_default;
},
isHeader: function isHeader() {
return is_header_default;
},
isRowHeader: function isRowHeader() {
return is_row_header_default;
},
toArray: function toArray() {
return to_grid_default;
},
toGrid: function toGrid() {
return to_grid_default;
},
traverse: function traverse() {
return traverse_default;
}
});
function getAllCells(tableElm) {
var rowIndex, cellIndex, rowLength, cellLength;
var cells = [];
for (rowIndex = 0, rowLength = tableElm.rows.length; rowIndex < rowLength; rowIndex++) {
for (cellIndex = 0, cellLength = tableElm.rows[rowIndex].cells.length; cellIndex < cellLength; cellIndex++) {
cells.push(tableElm.rows[rowIndex].cells[cellIndex]);
}
}
return cells;
}
var get_all_cells_default = getAllCells;
function traverseForHeaders(headerType, position, tableGrid) {
var property = headerType === 'row' ? '_rowHeaders' : '_colHeaders';
var predicate = headerType === 'row' ? is_row_header_default : is_column_header_default;
var startCell = tableGrid[position.y][position.x];
var colspan = startCell.colSpan - 1;
var rowspanAttr = startCell.getAttribute('rowspan');
var rowspanValue = parseInt(rowspanAttr) === 0 || startCell.rowspan === 0 ? tableGrid.length : startCell.rowSpan;
var rowspan = rowspanValue - 1;
var rowStart = position.y + rowspan;
var colStart = position.x + colspan;
var rowEnd = headerType === 'row' ? position.y : 0;
var colEnd = headerType === 'row' ? 0 : position.x;
var headers;
var cells = [];
for (var row = rowStart; row >= rowEnd && !headers; row--) {
for (var col = colStart; col >= colEnd; col--) {
var cell = tableGrid[row] ? tableGrid[row][col] : void 0;
if (!cell) {
continue;
}
var vNode = axe.utils.getNodeFromTree(cell);
if (vNode[property]) {
headers = vNode[property];
break;
}
cells.push(cell);
}
}
headers = (headers || []).concat(cells.filter(predicate));
cells.forEach(function(tableCell) {
var vNode = axe.utils.getNodeFromTree(tableCell);
vNode[property] = headers;
});
return headers;
}
function getHeaders(cell, tableGrid) {
if (cell.getAttribute('headers')) {
var headers = idrefs_default(cell, 'headers');
if (headers.filter(function(header) {
return header;
}).length) {
return headers;
}
}
if (!tableGrid) {
tableGrid = to_grid_default(find_up_default(cell, 'table'));
}
var position = get_cell_position_default(cell, tableGrid);
var rowHeaders = traverseForHeaders('row', position, tableGrid);
var colHeaders = traverseForHeaders('col', position, tableGrid);
return [].concat(rowHeaders, colHeaders).reverse();
}
var get_headers_default = getHeaders;
function isDataCell(cell) {
if (!cell.children.length && !cell.textContent.trim()) {
return false;
}
var role = cell.getAttribute('role');
if (is_valid_role_default(role)) {
return [ 'cell', 'gridcell' ].includes(role);
} else {
return cell.nodeName.toUpperCase() === 'TD';
}
}
var is_data_cell_default = isDataCell;
function isDataTable(node) {
var role = (node.getAttribute('role') || '').toLowerCase();
if ((role === 'presentation' || role === 'none') && !_isFocusable(node)) {
return false;
}
if (node.getAttribute('contenteditable') === 'true' || find_up_default(node, '[contenteditable="true"]')) {
return true;
}
if (role === 'grid' || role === 'treegrid' || role === 'table') {
return true;
}
if (get_role_type_default(role) === 'landmark') {
return true;
}
if (node.getAttribute('datatable') === '0') {
return false;
}
if (node.getAttribute('summary')) {
return true;
}
if (node.tHead || node.tFoot || node.caption) {
return true;
}
for (var childIndex = 0, childLength = node.children.length; childIndex < childLength; childIndex++) {
if (node.children[childIndex].nodeName.toUpperCase() === 'COLGROUP') {
return true;
}
}
var cells = 0;
var rowLength = node.rows.length;
var row, cell;
var hasBorder = false;
for (var rowIndex = 0; rowIndex < rowLength; rowIndex++) {
row = node.rows[rowIndex];
for (var cellIndex = 0, cellLength = row.cells.length; cellIndex < cellLength; cellIndex++) {
cell = row.cells[cellIndex];
if (cell.nodeName.toUpperCase() === 'TH') {
return true;
}
if (!hasBorder && (cell.offsetWidth !== cell.clientWidth || cell.offsetHeight !== cell.clientHeight)) {
hasBorder = true;
}
if (cell.getAttribute('scope') || cell.getAttribute('headers') || cell.getAttribute('abbr')) {
return true;
}
if ([ 'columnheader', 'rowheader' ].includes((cell.getAttribute('role') || '').toLowerCase())) {
return true;
}
if (cell.children.length === 1 && cell.children[0].nodeName.toUpperCase() === 'ABBR') {
return true;
}
cells++;
}
}
if (node.getElementsByTagName('table').length) {
return false;
}
if (rowLength < 2) {
return false;
}
var sampleRow = node.rows[Math.ceil(rowLength / 2)];
if (sampleRow.cells.length === 1 && sampleRow.cells[0].colSpan === 1) {
return false;
}
if (sampleRow.cells.length >= 5) {
return true;
}
if (hasBorder) {
return true;
}
var bgColor, bgImage;
for (rowIndex = 0; rowIndex < rowLength; rowIndex++) {
row = node.rows[rowIndex];
if (bgColor && bgColor !== window.getComputedStyle(row).getPropertyValue('background-color')) {
return true;
} else {
bgColor = window.getComputedStyle(row).getPropertyValue('background-color');
}
if (bgImage && bgImage !== window.getComputedStyle(row).getPropertyValue('background-image')) {
return true;
} else {
bgImage = window.getComputedStyle(row).getPropertyValue('background-image');
}
}
if (rowLength >= 20) {
return true;
}
if (get_element_coordinates_default(node).width > get_viewport_size_default(window).width * .95) {
return false;
}
if (cells < 10) {
return false;
}
if (node.querySelector('object, embed, iframe, applet')) {
return false;
}
return true;
}
var is_data_table_default = isDataTable;
function isHeader(cell) {
if (is_column_header_default(cell) || is_row_header_default(cell)) {
return true;
}
if (cell.getAttribute('id')) {
var id = escape_selector_default(cell.getAttribute('id'));
return !!document.querySelector('[headers~="'.concat(id, '"]'));
}
return false;
}
var is_header_default = isHeader;
function traverseTable(dir, position, tableGrid, callback) {
var result;
var cell = tableGrid[position.y] ? tableGrid[position.y][position.x] : void 0;
if (!cell) {
return [];
}
if (typeof callback === 'function') {
result = callback(cell, position, tableGrid);
if (result === true) {
return [ cell ];
}
}
result = traverseTable(dir, {
x: position.x + dir.x,
y: position.y + dir.y
}, tableGrid, callback);
result.unshift(cell);
return result;
}
function traverse(dir, startPos, tableGrid, callback) {
if (Array.isArray(startPos)) {
callback = tableGrid;
tableGrid = startPos;
startPos = {
x: 0,
y: 0
};
}
if (typeof dir === 'string') {
switch (dir) {
case 'left':
dir = {
x: -1,
y: 0
};
break;
case 'up':
dir = {
x: 0,
y: -1
};
break;
case 'right':
dir = {
x: 1,
y: 0
};
break;
case 'down':
dir = {
x: 0,
y: 1
};
break;
}
}
return traverseTable(dir, {
x: startPos.x + dir.x,
y: startPos.y + dir.y
}, tableGrid, callback);
}
var traverse_default = traverse;
function identicalLinksSamePurposeEvaluate(node, options, virtualNode) {
var accText = text_exports.accessibleTextVirtual(virtualNode);
var name = text_exports.sanitize(text_exports.removeUnicode(accText, {
emoji: true,
nonBmp: true,
punctuations: true
})).toLowerCase();
if (!name) {
return void 0;
}
var afterData = {
name: name,
urlProps: dom_exports.urlPropsFromAttribute(node, 'href')
};
this.data(afterData);
this.relatedNodes([ node ]);
return true;
}
var identical_links_same_purpose_evaluate_default = identicalLinksSamePurposeEvaluate;
function internalLinkPresentEvaluate(node, options, virtualNode) {
var links = query_selector_all_default(virtualNode, 'a[href]');
return links.some(function(vLink) {
return /^#[^/!]/.test(vLink.attr('href'));
});
}
var internal_link_present_evaluate_default = internalLinkPresentEvaluate;
var separatorRegex = /[;,\s]/;
var validRedirectNumRegex = /^[0-9.]+$/;
function metaRefreshEvaluate(node, options, virtualNode) {
var _ref105 = options || {}, minDelay = _ref105.minDelay, maxDelay = _ref105.maxDelay;
var content = (virtualNode.attr('content') || '').trim();
var _content$split = content.split(separatorRegex), _content$split2 = _slicedToArray(_content$split, 1), redirectStr = _content$split2[0];
if (!redirectStr.match(validRedirectNumRegex)) {
return true;
}
var redirectDelay = parseFloat(redirectStr);
this.data({
redirectDelay: redirectDelay
});
if (typeof minDelay === 'number' && redirectDelay <= options.minDelay) {
return true;
}
if (typeof maxDelay === 'number' && redirectDelay > options.maxDelay) {
return true;
}
return false;
}
function normalizeFontWeight(weight) {
switch (weight) {
case 'lighter':
return 100;
case 'normal':
return 400;
case 'bold':
return 700;
case 'bolder':
return 900;
}
weight = parseInt(weight);
return !isNaN(weight) ? weight : 400;
}
function getTextContainer(elm) {
var nextNode = elm;
var outerText = elm.textContent.trim();
var innerText = outerText;
while (innerText === outerText && nextNode !== void 0) {
var _i25 = -1;
elm = nextNode;
if (elm.children.length === 0) {
return elm;
}
do {
_i25++;
innerText = elm.children[_i25].textContent.trim();
} while (innerText === '' && _i25 + 1 < elm.children.length);
nextNode = elm.children[_i25];
}
return elm;
}
function getStyleValues(node) {
var style = window.getComputedStyle(getTextContainer(node));
return {
fontWeight: normalizeFontWeight(style.getPropertyValue('font-weight')),
fontSize: parseInt(style.getPropertyValue('font-size')),
isItalic: style.getPropertyValue('font-style') === 'italic'
};
}
function isHeaderStyle(styleA, styleB, margins) {
return margins.reduce(function(out, margin) {
return out || (!margin.size || styleA.fontSize / margin.size > styleB.fontSize) && (!margin.weight || styleA.fontWeight - margin.weight > styleB.fontWeight) && (!margin.italic || styleA.isItalic && !styleB.isItalic);
}, false);
}
function pAsHeadingEvaluate(node, options, virtualNode) {
var siblings = Array.from(node.parentNode.children);
var currentIndex = siblings.indexOf(node);
options = options || {};
var margins = options.margins || [];
var nextSibling = siblings.slice(currentIndex + 1).find(function(elm) {
return elm.nodeName.toUpperCase() === 'P';
});
var prevSibling = siblings.slice(0, currentIndex).reverse().find(function(elm) {
return elm.nodeName.toUpperCase() === 'P';
});
var currStyle = getStyleValues(node);
var nextStyle = nextSibling ? getStyleValues(nextSibling) : null;
var prevStyle = prevSibling ? getStyleValues(prevSibling) : null;
var optionsPassLength = options.passLength;
var optionsFailLength = options.failLength;
var headingLength = node.textContent.trim().length;
var paragraphLength = nextSibling === null || nextSibling === void 0 ? void 0 : nextSibling.textContent.trim().length;
if (headingLength > paragraphLength * optionsPassLength) {
return true;
}
if (!nextStyle || !isHeaderStyle(currStyle, nextStyle, margins)) {
return true;
}
var blockquote = find_up_virtual_default(virtualNode, 'blockquote');
if (blockquote && blockquote.nodeName.toUpperCase() === 'BLOCKQUOTE') {
return void 0;
}
if (prevStyle && !isHeaderStyle(currStyle, prevStyle, margins)) {
return void 0;
}
if (headingLength > paragraphLength * optionsFailLength) {
return void 0;
}
return false;
}
var p_as_heading_evaluate_default = pAsHeadingEvaluate;
function regionAfter(results) {
var iframeResults = results.filter(function(r) {
return r.data.isIframe;
});
results.forEach(function(r) {
if (r.result || r.node.ancestry.length === 1) {
return;
}
var frameAncestry = r.node.ancestry.slice(0, -1);
var _iterator10 = _createForOfIteratorHelper(iframeResults), _step10;
try {
for (_iterator10.s(); !(_step10 = _iterator10.n()).done; ) {
var iframeResult = _step10.value;
if (match_ancestry_default(frameAncestry, iframeResult.node.ancestry)) {
r.result = iframeResult.result;
break;
}
}
} catch (err) {
_iterator10.e(err);
} finally {
_iterator10.f();
}
});
iframeResults.forEach(function(r) {
if (!r.result) {
r.result = true;
}
});
return results;
}
var region_after_default = regionAfter;
var landmarkRoles2 = get_aria_roles_by_type_default('landmark');
var implicitAriaLiveRoles = [ 'alert', 'log', 'status' ];
function regionEvaluate(node, options, virtualNode) {
this.data({
isIframe: [ 'iframe', 'frame' ].includes(virtualNode.props.nodeName)
});
var regionlessNodes = cache_default.get('regionlessNodes', function() {
return getRegionlessNodes(options);
});
return !regionlessNodes.includes(virtualNode);
}
function getRegionlessNodes(options) {
var regionlessNodes = findRegionlessElms(axe._tree[0], options).map(function(vNode) {
while (vNode.parent && !vNode.parent._hasRegionDescendant && vNode.parent.actualNode !== document.body) {
vNode = vNode.parent;
}
return vNode;
}).filter(function(vNode, index, array) {
return array.indexOf(vNode) === index;
});
return regionlessNodes;
}
function findRegionlessElms(virtualNode, options) {
var node = virtualNode.actualNode;
if (get_role_default(virtualNode) === 'button' || isRegion(virtualNode, options) || [ 'iframe', 'frame' ].includes(virtualNode.props.nodeName) || _isSkipLink(virtualNode.actualNode) && get_element_by_reference_default(virtualNode.actualNode, 'href') || !_isVisibleToScreenReaders(node)) {
var vNode = virtualNode;
while (vNode) {
vNode._hasRegionDescendant = true;
vNode = vNode.parent;
}
if ([ 'iframe', 'frame' ].includes(virtualNode.props.nodeName)) {
return [ virtualNode ];
}
return [];
} else if (node !== document.body && has_content_default(node, true)) {
return [ virtualNode ];
} else {
return virtualNode.children.filter(function(_ref106) {
var actualNode = _ref106.actualNode;
return actualNode.nodeType === 1;
}).map(function(vNode) {
return findRegionlessElms(vNode, options);
}).reduce(function(a, b) {
return a.concat(b);
}, []);
}
}
function isRegion(virtualNode, options) {
var node = virtualNode.actualNode;
var role = get_role_default(virtualNode);
var ariaLive = (node.getAttribute('aria-live') || '').toLowerCase().trim();
if ([ 'assertive', 'polite' ].includes(ariaLive) || implicitAriaLiveRoles.includes(role)) {
return true;
}
if (landmarkRoles2.includes(role)) {
return true;
}
if (options.regionMatcher && matches_default3(virtualNode, options.regionMatcher)) {
return true;
}
return false;
}
function skipLinkEvaluate(node) {
var target = get_element_by_reference_default(node, 'href');
if (target) {
return _isVisibleToScreenReaders(target) || void 0;
}
return false;
}
var skip_link_evaluate_default = skipLinkEvaluate;
function uniqueFrameTitleAfter(results) {
var titles = {};
results.forEach(function(r) {
titles[r.data] = titles[r.data] !== void 0 ? ++titles[r.data] : 0;
});
results.forEach(function(r) {
r.result = !!titles[r.data];
});
return results;
}
var unique_frame_title_after_default = uniqueFrameTitleAfter;
function uniqueFrameTitleEvaluate(node, options, vNode) {
var title = sanitize_default(vNode.attr('title')).toLowerCase();
this.data(title);
return true;
}
var unique_frame_title_evaluate_default = uniqueFrameTitleEvaluate;
function duplicateIdAfter(results) {
var uniqueIds = [];
return results.filter(function(r) {
if (uniqueIds.indexOf(r.data) === -1) {
uniqueIds.push(r.data);
return true;
}
return false;
});
}
var duplicate_id_after_default = duplicateIdAfter;
function duplicateIdEvaluate(node) {
var id = node.getAttribute('id').trim();
if (!id) {
return true;
}
var root = get_root_node_default2(node);
var matchingNodes = Array.from(root.querySelectorAll('[id="'.concat(escape_selector_default(id), '"]'))).filter(function(foundNode) {
return foundNode !== node;
});
if (matchingNodes.length) {
this.relatedNodes(matchingNodes);
}
this.data(id);
return matchingNodes.length === 0;
}
var duplicate_id_evaluate_default = duplicateIdEvaluate;
function ariaLabelEvaluate(node, options, virtualNode) {
return !!sanitize_default(arialabel_text_default(virtualNode));
}
var aria_label_evaluate_default = ariaLabelEvaluate;
function ariaLabelledbyEvaluate(node, options, virtualNode) {
try {
return !!sanitize_default(arialabelledby_text_default(virtualNode));
} catch (e) {
return void 0;
}
}
var aria_labelledby_evaluate_default = ariaLabelledbyEvaluate;
function avoidInlineSpacingEvaluate(node, options) {
var overriddenProperties = options.cssProperties.filter(function(property) {
if (node.style.getPropertyPriority(property) === 'important') {
return property;
}
});
if (overriddenProperties.length > 0) {
this.data(overriddenProperties);
return false;
}
return true;
}
var avoid_inline_spacing_evaluate_default = avoidInlineSpacingEvaluate;
function docHasTitleEvaluate() {
var title = document.title;
return !!sanitize_default(title);
}
var doc_has_title_evaluate_default = docHasTitleEvaluate;
function existsEvaluate() {
return void 0;
}
var exists_evaluate_default = existsEvaluate;
function hasAltEvaluate(node, options, virtualNode) {
var nodeName2 = virtualNode.props.nodeName;
if (![ 'img', 'input', 'area' ].includes(nodeName2)) {
return false;
}
return virtualNode.hasAttr('alt');
}
var has_alt_evaluate_default = hasAltEvaluate;
function inlineStyleProperty(node, options) {
var cssProperty = options.cssProperty, absoluteValues = options.absoluteValues, minValue = options.minValue, maxValue = options.maxValue, _options$normalValue = options.normalValue, normalValue = _options$normalValue === void 0 ? 0 : _options$normalValue, noImportant = options.noImportant, multiLineOnly = options.multiLineOnly;
if (!noImportant && node.style.getPropertyPriority(cssProperty) !== 'important' || multiLineOnly && !_isMultiline(node)) {
return true;
}
var data2 = {};
if (typeof minValue === 'number') {
data2.minValue = minValue;
}
if (typeof maxValue === 'number') {
data2.maxValue = maxValue;
}
var declaredPropValue = node.style.getPropertyValue(cssProperty);
if ([ 'inherit', 'unset', 'revert', 'revert-layer' ].includes(declaredPropValue)) {
this.data(_extends({
value: declaredPropValue
}, data2));
return true;
}
var value = getNumberValue(node, {
absoluteValues: absoluteValues,
cssProperty: cssProperty,
normalValue: normalValue
});
this.data(_extends({
value: value
}, data2));
if (typeof value !== 'number') {
return void 0;
}
if ((typeof minValue !== 'number' || value >= minValue) && (typeof maxValue !== 'number' || value <= maxValue)) {
return true;
}
return false;
}
function getNumberValue(domNode, _ref107) {
var cssProperty = _ref107.cssProperty, absoluteValues = _ref107.absoluteValues, normalValue = _ref107.normalValue;
var computedStyle = window.getComputedStyle(domNode);
var cssPropValue = computedStyle.getPropertyValue(cssProperty);
if (cssPropValue === 'normal') {
return normalValue;
}
var parsedValue = parseFloat(cssPropValue);
if (absoluteValues) {
return parsedValue;
}
var fontSize = parseFloat(computedStyle.getPropertyValue('font-size'));
var value = Math.round(parsedValue / fontSize * 100) / 100;
if (isNaN(value)) {
return cssPropValue;
}
return value;
}
function isOnScreenEvaluate(node) {
return _isVisibleOnScreen(node);
}
var is_on_screen_evaluate_default = isOnScreenEvaluate;
function nonEmptyIfPresentEvaluate(node, options, virtualNode) {
var nodeName2 = virtualNode.props.nodeName;
var type = (virtualNode.attr('type') || '').toLowerCase();
var label3 = virtualNode.attr('value');
if (label3) {
this.data({
messageKey: 'has-label'
});
}
if (nodeName2 === 'input' && [ 'submit', 'reset' ].includes(type)) {
return label3 === null;
}
return false;
}
var non_empty_if_present_evaluate_default = nonEmptyIfPresentEvaluate;
function presentationalRoleEvaluate(node, options, virtualNode) {
var explicitRole2 = get_explicit_role_default(virtualNode);
if ([ 'presentation', 'none' ].includes(explicitRole2) && [ 'iframe', 'frame' ].includes(virtualNode.props.nodeName) && virtualNode.hasAttr('title')) {
this.data({
messageKey: 'iframe',
nodeName: virtualNode.props.nodeName
});
return false;
}
var role = get_role_default(virtualNode);
if ([ 'presentation', 'none' ].includes(role)) {
this.data({
role: role
});
return true;
}
if (![ 'presentation', 'none' ].includes(explicitRole2)) {
return false;
}
var hasGlobalAria = get_global_aria_attrs_default().some(function(attr) {
return virtualNode.hasAttr(attr);
});
var focusable = _isFocusable(virtualNode);
var messageKey;
if (hasGlobalAria && !focusable) {
messageKey = 'globalAria';
} else if (!hasGlobalAria && focusable) {
messageKey = 'focusable';
} else {
messageKey = 'both';
}
this.data({
messageKey: messageKey,
role: role
});
return false;
}
function svgNonEmptyTitleEvaluate(node, options, virtualNode) {
if (!virtualNode.children) {
return void 0;
}
var titleNode = virtualNode.children.find(function(_ref108) {
var props = _ref108.props;
return props.nodeName === 'title';
});
if (!titleNode) {
this.data({
messageKey: 'noTitle'
});
return false;
}
try {
var titleText2 = subtree_text_default(titleNode, {
includeHidden: true
}).trim();
if (titleText2 === '') {
this.data({
messageKey: 'emptyTitle'
});
return false;
}
} catch (e) {
return void 0;
}
return true;
}
var svg_non_empty_title_evaluate_default = svgNonEmptyTitleEvaluate;
function captionFakedEvaluate(node) {
var table = to_grid_default(node);
var firstRow = table[0];
if (table.length <= 1 || firstRow.length <= 1 || node.rows.length <= 1) {
return true;
}
return firstRow.reduce(function(out, curr, i) {
return out || curr !== firstRow[i + 1] && firstRow[i + 1] !== void 0;
}, false);
}
var caption_faked_evaluate_default = captionFakedEvaluate;
function html5ScopeEvaluate(node) {
if (!is_html5_default(document)) {
return true;
}
return node.nodeName.toUpperCase() === 'TH';
}
var html5_scope_evaluate_default = html5ScopeEvaluate;
var same_caption_summary_evaluate_default = sameCaptionSummaryEvaluate;
function sameCaptionSummaryEvaluate(node, options, virtualNode) {
if (virtualNode.children === void 0) {
return void 0;
}
var summary = virtualNode.attr('summary');
var captionNode = virtualNode.children.find(isCaptionNode);
var caption = captionNode ? sanitize_default(subtree_text_default(captionNode)) : false;
if (!caption || !summary) {
return false;
}
return sanitize_default(summary).toLowerCase() === sanitize_default(caption).toLowerCase();
}
function isCaptionNode(virtualNode) {
return virtualNode.props.nodeName === 'caption';
}
function scopeValueEvaluate(node, options) {
var value = node.getAttribute('scope').toLowerCase();
return options.values.indexOf(value) !== -1;
}
var scope_value_evaluate_default = scopeValueEvaluate;
function tdHasHeaderEvaluate(node) {
var badCells = [];
var cells = get_all_cells_default(node);
var tableGrid = to_grid_default(node);
cells.forEach(function(cell) {
if (has_content_default(cell) && is_data_cell_default(cell) && !label_default2(cell)) {
var hasHeaders = get_headers_default(cell, tableGrid).some(function(header) {
return header !== null && !!has_content_default(header);
});
if (!hasHeaders) {
badCells.push(cell);
}
}
});
if (badCells.length) {
this.relatedNodes(badCells);
return false;
}
return true;
}
var td_has_header_evaluate_default = tdHasHeaderEvaluate;
function tdHeadersAttrEvaluate(node) {
var cells = [];
var reviewCells = [];
var badCells = [];
for (var rowIndex = 0; rowIndex < node.rows.length; rowIndex++) {
var row = node.rows[rowIndex];
for (var cellIndex = 0; cellIndex < row.cells.length; cellIndex++) {
cells.push(row.cells[cellIndex]);
}
}
var ids = cells.reduce(function(ids2, cell) {
if (cell.getAttribute('id')) {
ids2.push(cell.getAttribute('id'));
}
return ids2;
}, []);
cells.forEach(function(cell) {
var isSelf = false;
var notOfTable = false;
if (!cell.hasAttribute('headers') || !_isVisibleToScreenReaders(cell)) {
return;
}
var headersAttr = cell.getAttribute('headers').trim();
if (!headersAttr) {
return reviewCells.push(cell);
}
var headers = token_list_default(headersAttr);
if (headers.length !== 0) {
if (cell.getAttribute('id')) {
isSelf = headers.indexOf(cell.getAttribute('id').trim()) !== -1;
}
notOfTable = headers.some(function(header) {
return !ids.includes(header);
});
if (isSelf || notOfTable) {
badCells.push(cell);
}
}
});
if (badCells.length > 0) {
this.relatedNodes(badCells);
return false;
}
if (reviewCells.length) {
this.relatedNodes(reviewCells);
return void 0;
}
return true;
}
var td_headers_attr_evaluate_default = tdHeadersAttrEvaluate;
function thHasDataCellsEvaluate(node) {
var cells = get_all_cells_default(node);
var checkResult = this;
var reffedHeaders = [];
cells.forEach(function(cell) {
var headers2 = cell.getAttribute('headers');
if (headers2) {
reffedHeaders = reffedHeaders.concat(headers2.split(/\s+/));
}
var ariaLabel = cell.getAttribute('aria-labelledby');
if (ariaLabel) {
reffedHeaders = reffedHeaders.concat(ariaLabel.split(/\s+/));
}
});
var headers = cells.filter(function(cell) {
if (sanitize_default(cell.textContent) === '') {
return false;
}
return cell.nodeName.toUpperCase() === 'TH' || [ 'rowheader', 'columnheader' ].indexOf(cell.getAttribute('role')) !== -1;
});
var tableGrid = to_grid_default(node);
var out = true;
headers.forEach(function(header) {
if (header.getAttribute('id') && reffedHeaders.includes(header.getAttribute('id'))) {
return;
}
var pos = get_cell_position_default(header, tableGrid);
var hasCell = false;
if (is_column_header_default(header)) {
hasCell = traverse_default('down', pos, tableGrid).find(function(cell) {
return !is_column_header_default(cell) && get_headers_default(cell, tableGrid).includes(header);
});
}
if (!hasCell && is_row_header_default(header)) {
hasCell = traverse_default('right', pos, tableGrid).find(function(cell) {
return !is_row_header_default(cell) && get_headers_default(cell, tableGrid).includes(header);
});
}
if (!hasCell) {
checkResult.relatedNodes(header);
}
out = out && hasCell;
});
return out ? true : void 0;
}
var th_has_data_cells_evaluate_default = thHasDataCellsEvaluate;
function hiddenContentEvaluate(node, options, virtualNode) {
var allowlist = [ 'SCRIPT', 'HEAD', 'TITLE', 'NOSCRIPT', 'STYLE', 'TEMPLATE' ];
if (!allowlist.includes(node.nodeName.toUpperCase()) && has_content_virtual_default(virtualNode)) {
var styles = window.getComputedStyle(node);
if (styles.getPropertyValue('display') === 'none') {
return void 0;
} else if (styles.getPropertyValue('visibility') === 'hidden') {
var parent = get_composed_parent_default(node);
var parentStyle = parent && window.getComputedStyle(parent);
if (!parentStyle || parentStyle.getPropertyValue('visibility') !== 'hidden') {
return void 0;
}
}
}
return true;
}
var hidden_content_evaluate_default = hiddenContentEvaluate;
function ariaAllowedAttrMatches(node, virtualNode) {
var aria = /^aria-/;
var attrs = virtualNode.attrNames;
if (attrs.length) {
for (var _i26 = 0, l = attrs.length; _i26 < l; _i26++) {
if (aria.test(attrs[_i26])) {
return true;
}
}
}
return false;
}
var aria_allowed_attr_matches_default = ariaAllowedAttrMatches;
function ariaAllowedRoleMatches(node, virtualNode) {
return get_explicit_role_default(virtualNode, {
dpub: true,
fallback: true
}) !== null;
}
var aria_allowed_role_matches_default = ariaAllowedRoleMatches;
function ariaHasAttrMatches(node, virtualNode) {
var aria = /^aria-/;
return virtualNode.attrNames.some(function(attr) {
return aria.test(attr);
});
}
var aria_has_attr_matches_default = ariaHasAttrMatches;
function shouldMatchElement(el) {
if (!el) {
return true;
}
if (el.getAttribute('aria-hidden') === 'true') {
return false;
}
return shouldMatchElement(get_composed_parent_default(el));
}
function ariaHiddenFocusMatches(node) {
return shouldMatchElement(get_composed_parent_default(node));
}
var aria_hidden_focus_matches_default = ariaHiddenFocusMatches;
function ariaRequiredChildrenMatches(node, virtualNode) {
var role = get_explicit_role_default(virtualNode, {
dpub: true
});
return !!required_owned_default(role);
}
var aria_required_children_matches_default = ariaRequiredChildrenMatches;
function ariaRequiredParentMatches(node, virtualNode) {
var role = get_explicit_role_default(virtualNode);
return !!required_context_default(role);
}
var aria_required_parent_matches_default = ariaRequiredParentMatches;
function autocompleteMatches(node, virtualNode) {
var autocomplete2 = virtualNode.attr('autocomplete');
if (!autocomplete2 || sanitize_default(autocomplete2) === '') {
return false;
}
var nodeName2 = virtualNode.props.nodeName;
if ([ 'textarea', 'input', 'select' ].includes(nodeName2) === false) {
return false;
}
var excludedInputTypes = [ 'submit', 'reset', 'button', 'hidden' ];
if (nodeName2 === 'input' && excludedInputTypes.includes(virtualNode.props.type)) {
return false;
}
var ariaDisabled = virtualNode.attr('aria-disabled') || 'false';
if (virtualNode.hasAttr('disabled') || ariaDisabled.toLowerCase() === 'true') {
return false;
}
var role = virtualNode.attr('role');
var tabIndex = virtualNode.attr('tabindex');
if (tabIndex === '-1' && role) {
var roleDef = standards_default.ariaRoles[role];
if (roleDef === void 0 || roleDef.type !== 'widget') {
return false;
}
}
if (tabIndex === '-1' && virtualNode.actualNode && !_isVisibleOnScreen(virtualNode) && !_isVisibleToScreenReaders(virtualNode)) {
return false;
}
return true;
}
var autocomplete_matches_default = autocompleteMatches;
function isInitiatorMatches(node, virtualNode, context) {
return context.initiator;
}
var is_initiator_matches_default = isInitiatorMatches;
function bypassMatches(node, virtualNode, context) {
if (is_initiator_matches_default(node, virtualNode, context)) {
return !!node.querySelector('a[href]');
}
return true;
}
var bypass_matches_default = bypassMatches;
function colorContrastMatches(node, virtualNode) {
var _virtualNode$props = virtualNode.props, nodeName2 = _virtualNode$props.nodeName, inputType = _virtualNode$props.type;
if (nodeName2 === 'option') {
return false;
}
if (nodeName2 === 'select' && !node.options.length) {
return false;
}
var nonTextInput = [ 'hidden', 'range', 'color', 'checkbox', 'radio', 'image' ];
if (nodeName2 === 'input' && nonTextInput.includes(inputType)) {
return false;
}
if (is_disabled_default(virtualNode)) {
return false;
}
var formElements = [ 'input', 'select', 'textarea' ];
if (formElements.includes(nodeName2)) {
var style = window.getComputedStyle(node);
var textIndent = parseInt(style.getPropertyValue('text-indent'), 10);
if (textIndent) {
var rect = node.getBoundingClientRect();
rect = {
top: rect.top,
bottom: rect.bottom,
left: rect.left + textIndent,
right: rect.right + textIndent
};
if (!visually_overlaps_default(rect, node)) {
return false;
}
}
return true;
}
var nodeParentLabel = find_up_virtual_default(virtualNode, 'label');
if (nodeName2 === 'label' || nodeParentLabel) {
var labelNode = nodeParentLabel || node;
var labelVirtual3 = nodeParentLabel ? get_node_from_tree_default(nodeParentLabel) : virtualNode;
if (labelNode.htmlFor) {
var doc = get_root_node_default2(labelNode);
var explicitControl = doc.getElementById(labelNode.htmlFor);
var explicitControlVirtual = explicitControl && get_node_from_tree_default(explicitControl);
if (explicitControlVirtual && is_disabled_default(explicitControlVirtual)) {
return false;
}
}
var query = 'input:not([type="hidden"],[type="image"],[type="button"],[type="submit"],[type="reset"]), select, textarea';
var implicitControl = query_selector_all_default(labelVirtual3, query)[0];
if (implicitControl && is_disabled_default(implicitControl)) {
return false;
}
}
var ariaLabelledbyControls = [];
var ancestorNode = virtualNode;
while (ancestorNode) {
if (ancestorNode.props.id) {
var virtualControls = get_accessible_refs_default(ancestorNode).filter(function(control) {
return token_list_default(control.getAttribute('aria-labelledby') || '').includes(ancestorNode.props.id);
}).map(function(control) {
return get_node_from_tree_default(control);
});
ariaLabelledbyControls.push.apply(ariaLabelledbyControls, _toConsumableArray(virtualControls));
}
ancestorNode = ancestorNode.parent;
}
if (ariaLabelledbyControls.length > 0 && ariaLabelledbyControls.every(is_disabled_default)) {
return false;
}
if (!hasRealTextChildren(virtualNode)) {
return false;
}
var range = document.createRange();
var childNodes = virtualNode.children;
for (var index = 0; index < childNodes.length; index++) {
var child = childNodes[index];
if (child.actualNode.nodeType === 3 && sanitize_default(child.actualNode.nodeValue) !== '') {
range.selectNodeContents(child.actualNode);
}
}
var rects = range.getClientRects();
for (var _index2 = 0; _index2 < rects.length; _index2++) {
if (visually_overlaps_default(rects[_index2], node)) {
return true;
}
}
return false;
}
var color_contrast_matches_default = colorContrastMatches;
var removeUnicodeOptions = {
emoji: true,
nonBmp: false,
punctuations: true
};
function hasRealTextChildren(virtualNode) {
var visibleText = visible_virtual_default(virtualNode, false, true);
if (visibleText === '' || remove_unicode_default(visibleText, removeUnicodeOptions) === '') {
return false;
}
return virtualNode.children.some(function(vChild) {
return vChild.props.nodeName === '#text' && !is_icon_ligature_default(vChild);
});
}
function dataTableLargeMatches(node) {
if (is_data_table_default(node)) {
var tableArray = to_grid_default(node);
return tableArray.length >= 3 && tableArray[0].length >= 3 && tableArray[1].length >= 3 && tableArray[2].length >= 3;
}
return false;
}
var data_table_large_matches_default = dataTableLargeMatches;
function dataTableMatches(node) {
return is_data_table_default(node);
}
var data_table_matches_default = dataTableMatches;
function duplicateIdActiveMatches(node) {
var id = node.getAttribute('id').trim();
var idSelector = '*[id="'.concat(escape_selector_default(id), '"]');
var idMatchingElms = Array.from(get_root_node_default2(node).querySelectorAll(idSelector));
return !is_accessible_ref_default(node) && idMatchingElms.some(_isFocusable);
}
var duplicate_id_active_matches_default = duplicateIdActiveMatches;
function duplicateIdAriaMatches(node) {
return is_accessible_ref_default(node);
}
var duplicate_id_aria_matches_default = duplicateIdAriaMatches;
function duplicateIdMiscMatches(node) {
var id = node.getAttribute('id').trim();
var idSelector = '*[id="'.concat(escape_selector_default(id), '"]');
var idMatchingElms = Array.from(get_root_node_default2(node).querySelectorAll(idSelector));
return !is_accessible_ref_default(node) && idMatchingElms.every(function(elm) {
return !_isFocusable(elm);
});
}
var duplicate_id_misc_matches_default = duplicateIdMiscMatches;
function frameFocusableContentMatches(node, virtualNode, context) {
var _context$size, _context$size2;
return !context.initiator && !context.focusable && ((_context$size = context.size) === null || _context$size === void 0 ? void 0 : _context$size.width) * ((_context$size2 = context.size) === null || _context$size2 === void 0 ? void 0 : _context$size2.height) > 1;
}
var frame_focusable_content_matches_default = frameFocusableContentMatches;
function frameTitleHasTextMatches(node) {
var title = node.getAttribute('title');
return !!sanitize_default(title);
}
var frame_title_has_text_matches_default = frameTitleHasTextMatches;
function hasImplicitChromiumRoleMatches(node, virtualNode) {
return implicit_role_default(virtualNode, {
chromium: true
}) !== null;
}
var has_implicit_chromium_role_matches_default = hasImplicitChromiumRoleMatches;
function headingMatches(node, virtualNode) {
return get_role_default(virtualNode) === 'heading';
}
function svgNamespaceMatches(node, virtualNode) {
try {
var nodeName2 = virtualNode.props.nodeName;
if (nodeName2 === 'svg') {
return true;
}
return !!closest_default(virtualNode, 'svg');
} catch (e) {
return false;
}
}
var svg_namespace_matches_default = svgNamespaceMatches;
function htmlNamespaceMatches(node, virtualNode) {
return !svg_namespace_matches_default(node, virtualNode);
}
var html_namespace_matches_default = htmlNamespaceMatches;
function identicalLinksSamePurposeMatches(node, virtualNode) {
var hasAccName = !!accessible_text_virtual_default(virtualNode);
if (!hasAccName) {
return false;
}
var role = get_role_default(node);
if (role && role !== 'link') {
return false;
}
return true;
}
var identical_links_same_purpose_matches_default = identicalLinksSamePurposeMatches;
function insertedIntoFocusOrderMatches(node) {
return inserted_into_focus_order_default(node);
}
var inserted_into_focus_order_matches_default = insertedIntoFocusOrderMatches;
function hasVisibleTextMatches(node) {
return _isVisibleOnScreen(node);
}
function isVisibleOnScreenMatches(node, virtualNode) {
return _isVisibleOnScreen(virtualNode);
}
function labelContentNameMismatchMatches(node, virtualNode) {
var role = get_role_default(node);
if (!role) {
return false;
}
var widgetRoles = get_aria_roles_by_type_default('widget');
var isWidgetType2 = widgetRoles.includes(role);
if (!isWidgetType2) {
return false;
}
var rolesWithNameFromContents = get_aria_roles_supporting_name_from_content_default();
if (!rolesWithNameFromContents.includes(role)) {
return false;
}
if (!sanitize_default(arialabel_text_default(virtualNode)) && !sanitize_default(arialabelledby_text_default(node))) {
return false;
}
if (!sanitize_default(visible_virtual_default(virtualNode))) {
return false;
}
return true;
}
var label_content_name_mismatch_matches_default = labelContentNameMismatchMatches;
function labelMatches(node, virtualNode) {
if (virtualNode.props.nodeName !== 'input' || virtualNode.hasAttr('type') === false) {
return true;
}
var type = virtualNode.attr('type').toLowerCase();
return [ 'hidden', 'image', 'button', 'submit', 'reset' ].includes(type) === false;
}
var label_matches_default = labelMatches;
function landmarkHasBodyContextMatches(node, virtualNode) {
var nativeScopeFilter = 'article, aside, main, nav, section';
return node.hasAttribute('role') || !find_up_virtual_default(virtualNode, nativeScopeFilter);
}
var landmark_has_body_context_matches_default = landmarkHasBodyContextMatches;
function landmarkUniqueMatches(node, virtualNode) {
var excludedParentsForHeaderFooterLandmarks = [ 'article', 'aside', 'main', 'nav', 'section' ].join(',');
function isHeaderFooterLandmark(headerFooterElement) {
return !closest_default(headerFooterElement, excludedParentsForHeaderFooterLandmarks);
}
function isLandmarkVirtual(virtualNode2) {
var actualNode = virtualNode2.actualNode;
var landmarkRoles3 = get_aria_roles_by_type_default('landmark');
var role = get_role_default(actualNode);
if (!role) {
return false;
}
var nodeName2 = actualNode.nodeName.toUpperCase();
if (nodeName2 === 'HEADER' || nodeName2 === 'FOOTER') {
return isHeaderFooterLandmark(virtualNode2);
}
if (nodeName2 === 'SECTION' || nodeName2 === 'FORM') {
var accessibleText2 = accessible_text_virtual_default(virtualNode2);
return !!accessibleText2;
}
return landmarkRoles3.indexOf(role) >= 0 || role === 'region';
}
return isLandmarkVirtual(virtualNode) && _isVisibleToScreenReaders(node);
}
var landmark_unique_matches_default = landmarkUniqueMatches;
function dataTableMatches2(node) {
return !is_data_table_default(node) && !_isFocusable(node);
}
var layout_table_matches_default = dataTableMatches2;
function linkInTextBlockMatches(node) {
var text = sanitize_default(node.innerText);
var role = node.getAttribute('role');
if (role && role !== 'link') {
return false;
}
if (!text) {
return false;
}
if (!_isVisibleOnScreen(node)) {
return false;
}
return is_in_text_block_default(node);
}
var link_in_text_block_matches_default = linkInTextBlockMatches;
function nestedInteractiveMatches(node, virtualNode) {
var role = get_role_default(virtualNode);
if (!role) {
return false;
}
return !!standards_default.ariaRoles[role].childrenPresentational;
}
var nested_interactive_matches_default = nestedInteractiveMatches;
function noAutoplayAudioMatches(node) {
if (!node.currentSrc) {
return false;
}
if (node.hasAttribute('paused') || node.hasAttribute('muted')) {
return false;
}
return true;
}
var no_autoplay_audio_matches_default = noAutoplayAudioMatches;
function noEmptyRoleMatches(node, virtualNode) {
if (!virtualNode.hasAttr('role')) {
return false;
}
if (!virtualNode.attr('role').trim()) {
return false;
}
return true;
}
var no_empty_role_matches_default = noEmptyRoleMatches;
function noExplicitNameRequired(node, virtualNode) {
var role = get_explicit_role_default(virtualNode);
if (!role || [ 'none', 'presentation' ].includes(role)) {
return true;
}
var _ref109 = aria_roles_default[role] || {}, accessibleNameRequired = _ref109.accessibleNameRequired;
if (accessibleNameRequired || _isFocusable(virtualNode)) {
return true;
}
return false;
}
var no_explicit_name_required_matches_default = noExplicitNameRequired;
function noNamingMethodMatches(node, virtualNode) {
var _get_element_spec_def3 = get_element_spec_default(virtualNode), namingMethods = _get_element_spec_def3.namingMethods;
if (namingMethods && namingMethods.length !== 0) {
return false;
}
if (get_explicit_role_default(virtualNode) === 'combobox' && query_selector_all_default(virtualNode, 'input:not([type="hidden"])').length) {
return false;
}
return true;
}
var no_naming_method_matches_default = noNamingMethodMatches;
function noNegativeTabindexMatches(node, virtualNode) {
var tabindex = parseInt(virtualNode.attr('tabindex'), 10);
return isNaN(tabindex) || tabindex >= 0;
}
var no_negative_tabindex_matches_default = noNegativeTabindexMatches;
function noRoleMatches(node, vNode) {
return !vNode.attr('role');
}
var no_role_matches_default = noRoleMatches;
function notHtmlMatches(node, virtualNode) {
return virtualNode.props.nodeName !== 'html';
}
var not_html_matches_default = notHtmlMatches;
var object_is_loaded_matches_default = function object_is_loaded_matches_default(node, vNode) {
return [ no_explicit_name_required_matches_default, objectHasLoaded ].every(function(fn) {
return fn(node, vNode);
});
};
function objectHasLoaded(node) {
var _node$ownerDocument;
if (!(node !== null && node !== void 0 && (_node$ownerDocument = node.ownerDocument) !== null && _node$ownerDocument !== void 0 && _node$ownerDocument.createRange)) {
return true;
}
var range = node.ownerDocument.createRange();
range.setStart(node, 0);
range.setEnd(node, node.childNodes.length);
return range.getClientRects().length === 0;
}
function pAsHeadingMatches(node) {
var children = Array.from(node.parentNode.childNodes);
var nodeText = node.textContent.trim();
var isSentence = /[.!?:;](?![.!?:;])/g;
if (nodeText.length === 0 || (nodeText.match(isSentence) || []).length >= 2) {
return false;
}
var siblingsAfter = children.slice(children.indexOf(node) + 1).filter(function(elm) {
return elm.nodeName.toUpperCase() === 'P' && elm.textContent.trim() !== '';
});
return siblingsAfter.length !== 0;
}
var p_as_heading_matches_default = pAsHeadingMatches;
function presentationRoleConflictMatches(node, virtualNode) {
return implicit_role_default(virtualNode, {
chromiumRoles: true
}) !== null;
}
var presentation_role_conflict_matches_default = presentationRoleConflictMatches;
function scrollableRegionFocusableMatches(node, virtualNode) {
if (!!_getScroll(node, 13) === false) {
return false;
}
var role = get_explicit_role_default(virtualNode);
if (aria_attrs_default['aria-haspopup'].values.includes(role)) {
if (closest_default(virtualNode, '[role~="combobox"]')) {
return false;
}
var id = virtualNode.attr('id');
if (id) {
var doc = get_root_node_default(node);
var owned = Array.from(doc.querySelectorAll('[aria-owns~="'.concat(id, '"], [aria-controls~="').concat(id, '"]')));
var comboboxOwned = owned.some(function(el) {
var roles = token_list_default(el.getAttribute('role'));
return roles.includes('combobox');
});
if (comboboxOwned) {
return false;
}
}
}
var nodeAndDescendents = query_selector_all_default(virtualNode, '*');
var hasVisibleChildren = nodeAndDescendents.some(function(elm) {
return has_content_virtual_default(elm, true, true);
});
if (!hasVisibleChildren) {
return false;
}
return true;
}
var scrollable_region_focusable_matches_default = scrollableRegionFocusableMatches;
function skipLinkMatches(node) {
return _isSkipLink(node) && is_offscreen_default(node);
}
var skip_link_matches_default = skipLinkMatches;
function tableOrGridRoleMatches(_, vNode) {
var role = get_role_default(vNode);
return [ 'treegrid', 'grid', 'table' ].includes(role);
}
function widgetNotInline(node, vNode) {
return matchesFns.every(function(fn) {
return fn(node, vNode);
});
}
var matchesFns = [ function(node, vNode) {
return isWidgetType(vNode);
}, function(node, vNode) {
return isNotAreaElement(vNode);
}, function(node, vNode) {
return !svg_namespace_matches_default(node, vNode);
}, function(node, vNode) {
return _isFocusable(vNode);
}, function(node, vNode) {
return _isInTabOrder(vNode) || !hasWidgetAncestorInTabOrder(vNode);
}, function(node) {
return !is_in_text_block_default(node, {
noLengthCompare: true
});
} ];
function isWidgetType(vNode) {
return get_role_type_default(vNode) === 'widget';
}
function isNotAreaElement(vNode) {
return vNode.props.nodeName !== 'area';
}
var hasWidgetAncestorInTabOrder = memoize_default(function hasWidgetAncestorInTabOrderMemoized(vNode) {
if (!(vNode !== null && vNode !== void 0 && vNode.parent)) {
return false;
}
if (isWidgetType(vNode.parent) && _isInTabOrder(vNode.parent)) {
return true;
}
return hasWidgetAncestorInTabOrderMemoized(vNode.parent);
});
function windowIsTopMatches(node) {
return node.ownerDocument.defaultView.self === node.ownerDocument.defaultView.top;
}
var window_is_top_matches_default = windowIsTopMatches;
function xmlLangMismatchMatches(node) {
var primaryLangValue = get_base_lang_default(node.getAttribute('lang'));
var primaryXmlLangValue = get_base_lang_default(node.getAttribute('xml:lang'));
return valid_langs_default(primaryLangValue) && valid_langs_default(primaryXmlLangValue);
}
var xml_lang_mismatch_matches_default = xmlLangMismatchMatches;
var metadataFunctionMap = {
'abstractrole-evaluate': abstractrole_evaluate_default,
'accesskeys-after': accesskeys_after_default,
'accesskeys-evaluate': accesskeys_evaluate_default,
'alt-space-value-evaluate': alt_space_value_evaluate_default,
'aria-allowed-attr-evaluate': ariaAllowedAttrEvaluate,
'aria-allowed-attr-matches': aria_allowed_attr_matches_default,
'aria-allowed-role-evaluate': aria_allowed_role_evaluate_default,
'aria-allowed-role-matches': aria_allowed_role_matches_default,
'aria-busy-evaluate': ariaBusyEvaluate,
'aria-errormessage-evaluate': aria_errormessage_evaluate_default,
'aria-has-attr-matches': aria_has_attr_matches_default,
'aria-hidden-body-evaluate': aria_hidden_body_evaluate_default,
'aria-hidden-focus-matches': aria_hidden_focus_matches_default,
'aria-label-evaluate': aria_label_evaluate_default,
'aria-labelledby-evaluate': aria_labelledby_evaluate_default,
'aria-level-evaluate': aria_level_evaluate_default,
'aria-prohibited-attr-evaluate': ariaProhibitedAttrEvaluate,
'aria-required-attr-evaluate': ariaRequiredAttrEvaluate,
'aria-required-children-evaluate': aria_required_children_evaluate_default,
'aria-required-children-matches': aria_required_children_matches_default,
'aria-required-parent-evaluate': aria_required_parent_evaluate_default,
'aria-required-parent-matches': aria_required_parent_matches_default,
'aria-roledescription-evaluate': aria_roledescription_evaluate_default,
'aria-unsupported-attr-evaluate': aria_unsupported_attr_evaluate_default,
'aria-valid-attr-evaluate': aria_valid_attr_evaluate_default,
'aria-valid-attr-value-evaluate': ariaValidAttrValueEvaluate,
'attr-non-space-content-evaluate': attr_non_space_content_evaluate_default,
'autocomplete-appropriate-evaluate': autocomplete_appropriate_evaluate_default,
'autocomplete-matches': autocomplete_matches_default,
'autocomplete-valid-evaluate': autocomplete_valid_evaluate_default,
'avoid-inline-spacing-evaluate': avoid_inline_spacing_evaluate_default,
'bypass-matches': bypass_matches_default,
'caption-evaluate': caption_evaluate_default,
'caption-faked-evaluate': caption_faked_evaluate_default,
'color-contrast-evaluate': colorContrastEvaluate,
'color-contrast-matches': color_contrast_matches_default,
'css-orientation-lock-evaluate': css_orientation_lock_evaluate_default,
'data-table-large-matches': data_table_large_matches_default,
'data-table-matches': data_table_matches_default,
'deprecatedrole-evaluate': deprecatedroleEvaluate,
'dlitem-evaluate': dlitem_evaluate_default,
'doc-has-title-evaluate': doc_has_title_evaluate_default,
'duplicate-id-active-matches': duplicate_id_active_matches_default,
'duplicate-id-after': duplicate_id_after_default,
'duplicate-id-aria-matches': duplicate_id_aria_matches_default,
'duplicate-id-evaluate': duplicate_id_evaluate_default,
'duplicate-id-misc-matches': duplicate_id_misc_matches_default,
'duplicate-img-label-evaluate': duplicate_img_label_evaluate_default,
'exists-evaluate': exists_evaluate_default,
'explicit-evaluate': explicit_evaluate_default,
'fallbackrole-evaluate': fallbackrole_evaluate_default,
'focusable-content-evaluate': focusable_content_evaluate_default,
'focusable-disabled-evaluate': focusable_disabled_evaluate_default,
'focusable-element-evaluate': focusable_element_evaluate_default,
'focusable-modal-open-evaluate': focusable_modal_open_evaluate_default,
'focusable-no-name-evaluate': focusable_no_name_evaluate_default,
'focusable-not-tabbable-evaluate': focusable_not_tabbable_evaluate_default,
'frame-focusable-content-evaluate': frameFocusableContentEvaluate,
'frame-focusable-content-matches': frame_focusable_content_matches_default,
'frame-tested-after': frame_tested_after_default,
'frame-tested-evaluate': frame_tested_evaluate_default,
'frame-title-has-text-matches': frame_title_has_text_matches_default,
'has-alt-evaluate': has_alt_evaluate_default,
'has-descendant-after': has_descendant_after_default,
'has-descendant-evaluate': has_descendant_evaluate_default,
'has-global-aria-attribute-evaluate': has_global_aria_attribute_evaluate_default,
'has-implicit-chromium-role-matches': has_implicit_chromium_role_matches_default,
'has-lang-evaluate': has_lang_evaluate_default,
'has-text-content-evaluate': hasTextContentEvaluate,
'has-widget-role-evaluate': has_widget_role_evaluate_default,
'heading-matches': headingMatches,
'heading-order-after': headingOrderAfter,
'heading-order-evaluate': heading_order_evaluate_default,
'help-same-as-label-evaluate': help_same_as_label_evaluate_default,
'hidden-content-evaluate': hidden_content_evaluate_default,
'hidden-explicit-label-evaluate': hidden_explicit_label_evaluate_default,
'html-namespace-matches': html_namespace_matches_default,
'html5-scope-evaluate': html5_scope_evaluate_default,
'identical-links-same-purpose-after': identical_links_same_purpose_after_default,
'identical-links-same-purpose-evaluate': identical_links_same_purpose_evaluate_default,
'identical-links-same-purpose-matches': identical_links_same_purpose_matches_default,
'implicit-evaluate': implicit_evaluate_default,
'inline-style-property-evaluate': inlineStyleProperty,
'inserted-into-focus-order-matches': inserted_into_focus_order_matches_default,
'internal-link-present-evaluate': internal_link_present_evaluate_default,
'invalid-children-evaluate': invalidChildrenEvaluate,
'invalidrole-evaluate': invalidrole_evaluate_default,
'is-element-focusable-evaluate': is_element_focusable_evaluate_default,
'is-initiator-matches': is_initiator_matches_default,
'is-on-screen-evaluate': is_on_screen_evaluate_default,
'is-visible-matches': hasVisibleTextMatches,
'is-visible-on-screen-matches': isVisibleOnScreenMatches,
'label-content-name-mismatch-evaluate': label_content_name_mismatch_evaluate_default,
'label-content-name-mismatch-matches': label_content_name_mismatch_matches_default,
'label-matches': label_matches_default,
'landmark-has-body-context-matches': landmark_has_body_context_matches_default,
'landmark-is-top-level-evaluate': landmark_is_top_level_evaluate_default,
'landmark-is-unique-after': landmark_is_unique_after_default,
'landmark-is-unique-evaluate': landmark_is_unique_evaluate_default,
'landmark-unique-matches': landmark_unique_matches_default,
'layout-table-matches': layout_table_matches_default,
'link-in-text-block-evaluate': link_in_text_block_evaluate_default,
'link-in-text-block-matches': link_in_text_block_matches_default,
'link-in-text-block-style-evaluate': link_in_text_block_style_evaluate_default,
'listitem-evaluate': listitemEvaluate,
'matches-definition-evaluate': matches_definition_evaluate_default,
'meta-refresh-evaluate': metaRefreshEvaluate,
'meta-viewport-scale-evaluate': meta_viewport_scale_evaluate_default,
'multiple-label-evaluate': multiple_label_evaluate_default,
'nested-interactive-matches': nested_interactive_matches_default,
'no-autoplay-audio-evaluate': no_autoplay_audio_evaluate_default,
'no-autoplay-audio-matches': no_autoplay_audio_matches_default,
'no-empty-role-matches': no_empty_role_matches_default,
'no-explicit-name-required-matches': no_explicit_name_required_matches_default,
'no-focusable-content-evaluate': noFocusableContentEvaluate,
'no-implicit-explicit-label-evaluate': no_implicit_explicit_label_evaluate_default,
'no-naming-method-matches': no_naming_method_matches_default,
'no-negative-tabindex-matches': no_negative_tabindex_matches_default,
'no-role-matches': no_role_matches_default,
'non-empty-if-present-evaluate': non_empty_if_present_evaluate_default,
'not-html-matches': not_html_matches_default,
'object-is-loaded-matches': object_is_loaded_matches_default,
'only-dlitems-evaluate': only_dlitems_evaluate_default,
'only-listitems-evaluate': only_listitems_evaluate_default,
'p-as-heading-evaluate': p_as_heading_evaluate_default,
'p-as-heading-matches': p_as_heading_matches_default,
'page-no-duplicate-after': page_no_duplicate_after_default,
'page-no-duplicate-evaluate': page_no_duplicate_evaluate_default,
'presentation-role-conflict-matches': presentation_role_conflict_matches_default,
'presentational-role-evaluate': presentationalRoleEvaluate,
'region-after': region_after_default,
'region-evaluate': regionEvaluate,
'same-caption-summary-evaluate': same_caption_summary_evaluate_default,
'scope-value-evaluate': scope_value_evaluate_default,
'scrollable-region-focusable-matches': scrollable_region_focusable_matches_default,
'skip-link-evaluate': skip_link_evaluate_default,
'skip-link-matches': skip_link_matches_default,
'structured-dlitems-evaluate': structured_dlitems_evaluate_default,
'svg-namespace-matches': svg_namespace_matches_default,
'svg-non-empty-title-evaluate': svg_non_empty_title_evaluate_default,
'tabindex-evaluate': tabindex_evaluate_default,
'table-or-grid-role-matches': tableOrGridRoleMatches,
'target-offset-evaluate': targetOffsetEvaluate,
'target-size-evaluate': targetSize,
'td-has-header-evaluate': td_has_header_evaluate_default,
'td-headers-attr-evaluate': td_headers_attr_evaluate_default,
'th-has-data-cells-evaluate': th_has_data_cells_evaluate_default,
'title-only-evaluate': title_only_evaluate_default,
'unique-frame-title-after': unique_frame_title_after_default,
'unique-frame-title-evaluate': unique_frame_title_evaluate_default,
'unsupportedrole-evaluate': unsupportedrole_evaluate_default,
'valid-lang-evaluate': valid_lang_evaluate_default,
'valid-scrollable-semantics-evaluate': valid_scrollable_semantics_evaluate_default,
'widget-not-inline-matches': widgetNotInline,
'window-is-top-matches': window_is_top_matches_default,
'xml-lang-mismatch-evaluate': xml_lang_mismatch_evaluate_default,
'xml-lang-mismatch-matches': xml_lang_mismatch_matches_default
};
var metadata_function_map_default = metadataFunctionMap;
function CheckResult(check) {
this.id = check.id;
this.data = null;
this.relatedNodes = [];
this.result = null;
}
var check_result_default = CheckResult;
function createExecutionContext(spec) {
if (typeof spec === 'string') {
if (metadata_function_map_default[spec]) {
return metadata_function_map_default[spec];
}
if (/^\s*function[\s\w]*\(/.test(spec)) {
return new Function('return ' + spec + ';')();
}
throw new ReferenceError('Function ID does not exist in the metadata-function-map: '.concat(spec));
}
return spec;
}
function normalizeOptions() {
var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
if (Array.isArray(options) || _typeof(options) !== 'object') {
options = {
value: options
};
}
return options;
}
function Check(spec) {
if (spec) {
this.id = spec.id;
this.configure(spec);
}
}
Check.prototype.enabled = true;
Check.prototype.run = function run(node, options, context, resolve, reject) {
options = options || {};
var enabled = options.hasOwnProperty('enabled') ? options.enabled : this.enabled;
var checkOptions = this.getOptions(options.options);
if (enabled) {
var checkResult = new check_result_default(this);
var helper = check_helper_default(checkResult, options, resolve, reject);
var result;
try {
result = this.evaluate.call(helper, node.actualNode, checkOptions, node, context);
} catch (e) {
if (node && node.actualNode) {
e.errorNode = new dq_element_default(node).toJSON();
}
reject(e);
return;
}
if (!helper.isAsync) {
checkResult.result = result;
resolve(checkResult);
}
} else {
resolve(null);
}
};
Check.prototype.runSync = function runSync(node, options, context) {
options = options || {};
var _options = options, _options$enabled = _options.enabled, enabled = _options$enabled === void 0 ? this.enabled : _options$enabled;
if (!enabled) {
return null;
}
var checkOptions = this.getOptions(options.options);
var checkResult = new check_result_default(this);
var helper = check_helper_default(checkResult, options);
helper.async = function async() {
throw new Error('Cannot run async check while in a synchronous run');
};
var result;
try {
result = this.evaluate.call(helper, node.actualNode, checkOptions, node, context);
} catch (e) {
if (node && node.actualNode) {
e.errorNode = new dq_element_default(node).toJSON();
}
throw e;
}
checkResult.result = result;
return checkResult;
};
Check.prototype.configure = function configure2(spec) {
var _this5 = this;
if (!spec.evaluate || metadata_function_map_default[spec.evaluate]) {
this._internalCheck = true;
}
if (spec.hasOwnProperty('enabled')) {
this.enabled = spec.enabled;
}
if (spec.hasOwnProperty('options')) {
if (this._internalCheck) {
this.options = normalizeOptions(spec.options);
} else {
this.options = spec.options;
}
}
[ 'evaluate', 'after' ].filter(function(prop) {
return spec.hasOwnProperty(prop);
}).forEach(function(prop) {
return _this5[prop] = createExecutionContext(spec[prop]);
});
};
Check.prototype.getOptions = function getOptions(options) {
if (this._internalCheck) {
return deep_merge_default(this.options, normalizeOptions(options || {}));
} else {
return options || this.options;
}
};
var check_default = Check;
function RuleResult(rule) {
this.id = rule.id;
this.result = constants_default.NA;
this.pageLevel = rule.pageLevel;
this.impact = null;
this.nodes = [];
}
var rule_result_default = RuleResult;
function Rule(spec, parentAudit) {
this._audit = parentAudit;
this.id = spec.id;
this.selector = spec.selector || '*';
if (spec.impact) {
assert_default(constants_default.impact.includes(spec.impact), 'Impact '.concat(spec.impact, ' is not a valid impact'));
this.impact = spec.impact;
}
this.excludeHidden = typeof spec.excludeHidden === 'boolean' ? spec.excludeHidden : true;
this.enabled = typeof spec.enabled === 'boolean' ? spec.enabled : true;
this.pageLevel = typeof spec.pageLevel === 'boolean' ? spec.pageLevel : false;
this.reviewOnFail = typeof spec.reviewOnFail === 'boolean' ? spec.reviewOnFail : false;
this.any = spec.any || [];
this.all = spec.all || [];
this.none = spec.none || [];
this.tags = spec.tags || [];
this.preload = spec.preload ? true : false;
this.actIds = spec.actIds;
if (spec.matches) {
this.matches = createExecutionContext(spec.matches);
}
}
Rule.prototype.matches = function matches3() {
return true;
};
Rule.prototype.gather = function gather(context) {
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var markStart = 'mark_gather_start_' + this.id;
var markEnd = 'mark_gather_end_' + this.id;
var markHiddenStart = 'mark_isVisibleToScreenReaders_start_' + this.id;
var markHiddenEnd = 'mark_isVisibleToScreenReaders_end_' + this.id;
if (options.performanceTimer) {
performance_timer_default.mark(markStart);
}
var elements = _select(this.selector, context);
if (this.excludeHidden) {
if (options.performanceTimer) {
performance_timer_default.mark(markHiddenStart);
}
elements = elements.filter(function(element) {
return _isVisibleToScreenReaders(element);
});
if (options.performanceTimer) {
performance_timer_default.mark(markHiddenEnd);
performance_timer_default.measure('rule_' + this.id + '#gather_axe.utils.isVisibleToScreenReaders', markHiddenStart, markHiddenEnd);
}
}
if (options.performanceTimer) {
performance_timer_default.mark(markEnd);
performance_timer_default.measure('rule_' + this.id + '#gather', markStart, markEnd);
}
return elements;
};
Rule.prototype.runChecks = function runChecks(type, node, options, context, resolve, reject) {
var self2 = this;
var checkQueue = queue_default();
this[type].forEach(function(c) {
var check = self2._audit.checks[c.id || c];
var option = get_check_option_default(check, self2.id, options);
checkQueue.defer(function(res, rej) {
check.run(node, option, context, res, rej);
});
});
checkQueue.then(function(results) {
results = results.filter(function(check) {
return check;
});
resolve({
type: type,
results: results
});
})['catch'](reject);
};
Rule.prototype.runChecksSync = function runChecksSync(type, node, options, context) {
var self2 = this;
var results = [];
this[type].forEach(function(c) {
var check = self2._audit.checks[c.id || c];
var option = get_check_option_default(check, self2.id, options);
results.push(check.runSync(node, option, context));
});
results = results.filter(function(check) {
return check;
});
return {
type: type,
results: results
};
};
Rule.prototype.run = function run2(context) {
var _this6 = this;
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var resolve = arguments.length > 2 ? arguments[2] : undefined;
var reject = arguments.length > 3 ? arguments[3] : undefined;
if (options.performanceTimer) {
this._trackPerformance();
}
var q = queue_default();
var ruleResult = new rule_result_default(this);
var nodes;
try {
nodes = this.gatherAndMatchNodes(context, options);
} catch (error) {
reject(new SupportError({
cause: error,
ruleId: this.id
}));
return;
}
if (options.performanceTimer) {
this._logGatherPerformance(nodes);
}
nodes.forEach(function(node) {
q.defer(function(resolveNode, rejectNode) {
var checkQueue = queue_default();
[ 'any', 'all', 'none' ].forEach(function(type) {
checkQueue.defer(function(res, rej) {
_this6.runChecks(type, node, options, context, res, rej);
});
});
checkQueue.then(function(results) {
var result = getResult(results);
if (result) {
result.node = new dq_element_default(node, options);
ruleResult.nodes.push(result);
if (_this6.reviewOnFail) {
[ 'any', 'all' ].forEach(function(type) {
result[type].forEach(function(checkResult) {
if (checkResult.result === false) {
checkResult.result = void 0;
}
});
});
result.none.forEach(function(checkResult) {
if (checkResult.result === true) {
checkResult.result = void 0;
}
});
}
}
resolveNode();
})['catch'](function(err2) {
return rejectNode(err2);
});
});
});
q.defer(function(resolve2) {
return setTimeout(resolve2, 0);
});
if (options.performanceTimer) {
this._logRulePerformance();
}
q.then(function() {
return resolve(ruleResult);
})['catch'](function(error) {
return reject(error);
});
};
Rule.prototype.runSync = function runSync2(context) {
var _this7 = this;
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
if (options.performanceTimer) {
this._trackPerformance();
}
var ruleResult = new rule_result_default(this);
var nodes;
try {
nodes = this.gatherAndMatchNodes(context, options);
} catch (error) {
throw new SupportError({
cause: error,
ruleId: this.id
});
}
if (options.performanceTimer) {
this._logGatherPerformance(nodes);
}
nodes.forEach(function(node) {
var results = [];
[ 'any', 'all', 'none' ].forEach(function(type) {
results.push(_this7.runChecksSync(type, node, options, context));
});
var result = getResult(results);
if (result) {
result.node = node.actualNode ? new dq_element_default(node, options) : null;
ruleResult.nodes.push(result);
if (_this7.reviewOnFail) {
[ 'any', 'all' ].forEach(function(type) {
result[type].forEach(function(checkResult) {
if (checkResult.result === false) {
checkResult.result = void 0;
}
});
});
result.none.forEach(function(checkResult) {
if (checkResult.result === true) {
checkResult.result = void 0;
}
});
}
}
});
if (options.performanceTimer) {
this._logRulePerformance();
}
return ruleResult;
};
Rule.prototype._trackPerformance = function _trackPerformance() {
this._markStart = 'mark_rule_start_' + this.id;
this._markEnd = 'mark_rule_end_' + this.id;
this._markChecksStart = 'mark_runchecks_start_' + this.id;
this._markChecksEnd = 'mark_runchecks_end_' + this.id;
};
Rule.prototype._logGatherPerformance = function _logGatherPerformance(nodes) {
log_default('gather (', nodes.length, '):', performance_timer_default.timeElapsed() + 'ms');
performance_timer_default.mark(this._markChecksStart);
};
Rule.prototype._logRulePerformance = function _logRulePerformance() {
performance_timer_default.mark(this._markChecksEnd);
performance_timer_default.mark(this._markEnd);
performance_timer_default.measure('runchecks_' + this.id, this._markChecksStart, this._markChecksEnd);
performance_timer_default.measure('rule_' + this.id, this._markStart, this._markEnd);
};
function getResult(results) {
if (results.length) {
var hasResults = false;
var result = {};
results.forEach(function(r) {
var res = r.results.filter(function(result2) {
return result2;
});
result[r.type] = res;
if (res.length) {
hasResults = true;
}
});
if (hasResults) {
return result;
}
return null;
}
}
Rule.prototype.gatherAndMatchNodes = function gatherAndMatchNodes(context, options) {
var _this8 = this;
var markMatchesStart = 'mark_matches_start_' + this.id;
var markMatchesEnd = 'mark_matches_end_' + this.id;
var nodes = this.gather(context, options);
if (options.performanceTimer) {
performance_timer_default.mark(markMatchesStart);
}
nodes = nodes.filter(function(node) {
return _this8.matches(node.actualNode, node, context);
});
if (options.performanceTimer) {
performance_timer_default.mark(markMatchesEnd);
performance_timer_default.measure('rule_' + this.id + '#matches', markMatchesStart, markMatchesEnd);
}
return nodes;
};
function findAfterChecks(rule) {
return get_all_checks_default(rule).map(function(c) {
var check = rule._audit.checks[c.id || c];
return check && typeof check.after === 'function' ? check : null;
}).filter(Boolean);
}
function findCheckResults(nodes, checkID) {
var checkResults = [];
nodes.forEach(function(nodeResult) {
var checks = get_all_checks_default(nodeResult);
checks.forEach(function(checkResult) {
if (checkResult.id === checkID) {
checkResult.node = nodeResult.node;
checkResults.push(checkResult);
}
});
});
return checkResults;
}
function filterChecks(checks) {
return checks.filter(function(check) {
return check.filtered !== true;
});
}
function sanitizeNodes(result) {
var checkTypes2 = [ 'any', 'all', 'none' ];
var nodes = result.nodes.filter(function(detail) {
var length = 0;
checkTypes2.forEach(function(type) {
detail[type] = filterChecks(detail[type]);
length += detail[type].length;
});
return length > 0;
});
if (result.pageLevel && nodes.length) {
nodes = [ nodes.reduce(function(a, b) {
if (a) {
checkTypes2.forEach(function(type) {
a[type].push.apply(a[type], b[type]);
});
return a;
}
}) ];
}
return nodes;
}
Rule.prototype.after = function after(result, options) {
var _this9 = this;
var afterChecks = findAfterChecks(this);
var ruleID = this.id;
afterChecks.forEach(function(check) {
var beforeResults = findCheckResults(result.nodes, check.id);
var option = get_check_option_default(check, ruleID, options);
var afterResults = check.after(beforeResults, option);
if (_this9.reviewOnFail) {
afterResults.forEach(function(checkResult) {
var changeAnyAllResults = (_this9.any.includes(checkResult.id) || _this9.all.includes(checkResult.id)) && checkResult.result === false;
var changeNoneResult = _this9.none.includes(checkResult.id) && checkResult.result === true;
if (changeAnyAllResults || changeNoneResult) {
checkResult.result = void 0;
}
});
}
beforeResults.forEach(function(item) {
delete item.node;
if (afterResults.indexOf(item) === -1) {
item.filtered = true;
}
});
});
result.nodes = sanitizeNodes(result);
return result;
};
Rule.prototype.configure = function configure3(spec) {
if (spec.hasOwnProperty('selector')) {
this.selector = spec.selector;
}
if (spec.hasOwnProperty('excludeHidden')) {
this.excludeHidden = typeof spec.excludeHidden === 'boolean' ? spec.excludeHidden : true;
}
if (spec.hasOwnProperty('enabled')) {
this.enabled = typeof spec.enabled === 'boolean' ? spec.enabled : true;
}
if (spec.hasOwnProperty('pageLevel')) {
this.pageLevel = typeof spec.pageLevel === 'boolean' ? spec.pageLevel : false;
}
if (spec.hasOwnProperty('reviewOnFail')) {
this.reviewOnFail = typeof spec.reviewOnFail === 'boolean' ? spec.reviewOnFail : false;
}
if (spec.hasOwnProperty('any')) {
this.any = spec.any;
}
if (spec.hasOwnProperty('all')) {
this.all = spec.all;
}
if (spec.hasOwnProperty('none')) {
this.none = spec.none;
}
if (spec.hasOwnProperty('tags')) {
this.tags = spec.tags;
}
if (spec.hasOwnProperty('actIds')) {
this.actIds = spec.actIds;
}
if (spec.hasOwnProperty('matches')) {
this.matches = createExecutionContext(spec.matches);
}
if (spec.impact) {
assert_default(constants_default.impact.includes(spec.impact), 'Impact '.concat(spec.impact, ' is not a valid impact'));
this.impact = spec.impact;
}
};
var rule_default = Rule;
var import_dot2 = __toModule(require_doT());
var dotRegex = /\{\{.+?\}\}/g;
function getDefaultOrigin() {
if (window.origin) {
return window.origin;
}
if (window.location && window.location.origin) {
return window.location.origin;
}
}
function getDefaultConfiguration(audit) {
var config;
if (audit) {
config = clone_default(audit);
config.commons = audit.commons;
} else {
config = {};
}
config.reporter = config.reporter || null;
config.noHtml = config.noHtml || false;
if (!config.allowedOrigins) {
var defaultOrigin = getDefaultOrigin();
config.allowedOrigins = defaultOrigin ? [ defaultOrigin ] : [];
}
config.rules = config.rules || [];
config.checks = config.checks || [];
config.data = _extends({
checks: {},
rules: {}
}, config.data);
return config;
}
function unpackToObject(collection, audit, method) {
var i, l;
for (i = 0, l = collection.length; i < l; i++) {
audit[method](collection[i]);
}
}
var mergeCheckLocale = function mergeCheckLocale(a, b) {
var pass = b.pass, fail = b.fail;
if (typeof pass === 'string' && dotRegex.test(pass)) {
pass = import_dot2['default'].compile(pass);
}
if (typeof fail === 'string' && dotRegex.test(fail)) {
fail = import_dot2['default'].compile(fail);
}
return _extends({}, a, {
messages: {
pass: pass || a.messages.pass,
fail: fail || a.messages.fail,
incomplete: _typeof(a.messages.incomplete) === 'object' ? _extends({}, a.messages.incomplete, b.incomplete) : b.incomplete
}
});
};
var mergeRuleLocale = function mergeRuleLocale(a, b) {
var help = b.help, description = b.description;
if (typeof help === 'string' && dotRegex.test(help)) {
help = import_dot2['default'].compile(help);
}
if (typeof description === 'string' && dotRegex.test(description)) {
description = import_dot2['default'].compile(description);
}
return _extends({}, a, {
help: help || a.help,
description: description || a.description
});
};
var mergeFailureMessage = function mergeFailureMessage(a, b) {
var failureMessage = b.failureMessage;
if (typeof failureMessage === 'string' && dotRegex.test(failureMessage)) {
failureMessage = import_dot2['default'].compile(failureMessage);
}
return _extends({}, a, {
failureMessage: failureMessage || a.failureMessage
});
};
var mergeFallbackMessage = function mergeFallbackMessage(a, b) {
if (typeof b === 'string' && dotRegex.test(b)) {
b = import_dot2['default'].compile(b);
}
return b || a;
};
var Audit = function() {
function Audit(audit) {
_classCallCheck(this, Audit);
this.lang = 'en';
this.defaultConfig = audit;
this.standards = standards_default;
this._init();
this._defaultLocale = null;
}
_createClass(Audit, [ {
key: '_setDefaultLocale',
value: function _setDefaultLocale() {
if (this._defaultLocale) {
return;
}
var locale = {
checks: {},
rules: {},
failureSummaries: {},
incompleteFallbackMessage: '',
lang: this.lang
};
var checkIDs = Object.keys(this.data.checks);
for (var _i27 = 0; _i27 < checkIDs.length; _i27++) {
var id = checkIDs[_i27];
var check = this.data.checks[id];
var _check$messages = check.messages, pass = _check$messages.pass, fail = _check$messages.fail, incomplete = _check$messages.incomplete;
locale.checks[id] = {
pass: pass,
fail: fail,
incomplete: incomplete
};
}
var ruleIDs = Object.keys(this.data.rules);
for (var _i28 = 0; _i28 < ruleIDs.length; _i28++) {
var _id = ruleIDs[_i28];
var rule = this.data.rules[_id];
var description = rule.description, help = rule.help;
locale.rules[_id] = {
description: description,
help: help
};
}
var failureSummaries = Object.keys(this.data.failureSummaries);
for (var _i29 = 0; _i29 < failureSummaries.length; _i29++) {
var type = failureSummaries[_i29];
var failureSummary2 = this.data.failureSummaries[type];
var failureMessage = failureSummary2.failureMessage;
locale.failureSummaries[type] = {
failureMessage: failureMessage
};
}
locale.incompleteFallbackMessage = this.data.incompleteFallbackMessage;
this._defaultLocale = locale;
}
}, {
key: '_resetLocale',
value: function _resetLocale() {
var defaultLocale = this._defaultLocale;
if (!defaultLocale) {
return;
}
this.applyLocale(defaultLocale);
}
}, {
key: '_applyCheckLocale',
value: function _applyCheckLocale(checks) {
var keys = Object.keys(checks);
for (var _i30 = 0; _i30 < keys.length; _i30++) {
var id = keys[_i30];
if (!this.data.checks[id]) {
throw new Error('Locale provided for unknown check: "'.concat(id, '"'));
}
this.data.checks[id] = mergeCheckLocale(this.data.checks[id], checks[id]);
}
}
}, {
key: '_applyRuleLocale',
value: function _applyRuleLocale(rules) {
var keys = Object.keys(rules);
for (var _i31 = 0; _i31 < keys.length; _i31++) {
var id = keys[_i31];
if (!this.data.rules[id]) {
throw new Error('Locale provided for unknown rule: "'.concat(id, '"'));
}
this.data.rules[id] = mergeRuleLocale(this.data.rules[id], rules[id]);
}
}
}, {
key: '_applyFailureSummaries',
value: function _applyFailureSummaries(messages) {
var keys = Object.keys(messages);
for (var _i32 = 0; _i32 < keys.length; _i32++) {
var key = keys[_i32];
if (!this.data.failureSummaries[key]) {
throw new Error('Locale provided for unknown failureMessage: "'.concat(key, '"'));
}
this.data.failureSummaries[key] = mergeFailureMessage(this.data.failureSummaries[key], messages[key]);
}
}
}, {
key: 'applyLocale',
value: function applyLocale(locale) {
this._setDefaultLocale();
if (locale.checks) {
this._applyCheckLocale(locale.checks);
}
if (locale.rules) {
this._applyRuleLocale(locale.rules);
}
if (locale.failureSummaries) {
this._applyFailureSummaries(locale.failureSummaries, 'failureSummaries');
}
if (locale.incompleteFallbackMessage) {
this.data.incompleteFallbackMessage = mergeFallbackMessage(this.data.incompleteFallbackMessage, locale.incompleteFallbackMessage);
}
if (locale.lang) {
this.lang = locale.lang;
}
}
}, {
key: 'setAllowedOrigins',
value: function setAllowedOrigins(allowedOrigins) {
var defaultOrigin = getDefaultOrigin();
this.allowedOrigins = [];
var _iterator11 = _createForOfIteratorHelper(allowedOrigins), _step11;
try {
for (_iterator11.s(); !(_step11 = _iterator11.n()).done; ) {
var origin = _step11.value;
if (origin === constants_default.allOrigins) {
this.allowedOrigins = [ '*' ];
return;
} else if (origin !== constants_default.sameOrigin) {
this.allowedOrigins.push(origin);
} else if (defaultOrigin) {
this.allowedOrigins.push(defaultOrigin);
}
}
} catch (err) {
_iterator11.e(err);
} finally {
_iterator11.f();
}
}
}, {
key: '_init',
value: function _init() {
var audit = getDefaultConfiguration(this.defaultConfig);
this.lang = audit.lang || 'en';
this.reporter = audit.reporter;
this.commands = {};
this.rules = [];
this.checks = {};
this.brand = 'axe';
this.application = 'axeAPI';
this.tagExclude = [ 'experimental' ];
this.noHtml = audit.noHtml;
this.allowedOrigins = audit.allowedOrigins;
unpackToObject(audit.rules, this, 'addRule');
unpackToObject(audit.checks, this, 'addCheck');
this.data = {};
this.data.checks = audit.data && audit.data.checks || {};
this.data.rules = audit.data && audit.data.rules || {};
this.data.failureSummaries = audit.data && audit.data.failureSummaries || {};
this.data.incompleteFallbackMessage = audit.data && audit.data.incompleteFallbackMessage || '';
this._constructHelpUrls();
}
}, {
key: 'registerCommand',
value: function registerCommand(command) {
this.commands[command.id] = command.callback;
}
}, {
key: 'addRule',
value: function addRule(spec) {
if (spec.metadata) {
this.data.rules[spec.id] = spec.metadata;
}
var rule = this.getRule(spec.id);
if (rule) {
rule.configure(spec);
} else {
this.rules.push(new rule_default(spec, this));
}
}
}, {
key: 'addCheck',
value: function addCheck(spec) {
var metadata = spec.metadata;
if (_typeof(metadata) === 'object') {
this.data.checks[spec.id] = metadata;
if (_typeof(metadata.messages) === 'object') {
Object.keys(metadata.messages).filter(function(prop) {
return metadata.messages.hasOwnProperty(prop) && typeof metadata.messages[prop] === 'string';
}).forEach(function(prop) {
if (metadata.messages[prop].indexOf('function') === 0) {
metadata.messages[prop] = new Function('return ' + metadata.messages[prop] + ';')();
}
});
}
}
if (this.checks[spec.id]) {
this.checks[spec.id].configure(spec);
} else {
this.checks[spec.id] = new check_default(spec);
}
}
}, {
key: 'run',
value: function run(context, options, resolve, reject) {
this.normalizeOptions(options);
axe._selectCache = [];
var allRulesToRun = getRulesToRun(this.rules, context, options);
var runNowRules = allRulesToRun.now;
var runLaterRules = allRulesToRun.later;
var nowRulesQueue = queue_default();
runNowRules.forEach(function(rule) {
nowRulesQueue.defer(getDefferedRule(rule, context, options));
});
var preloaderQueue = queue_default();
if (runLaterRules.length) {
preloaderQueue.defer(function(resolve2) {
preload_default(options).then(function(assets) {
return resolve2(assets);
})['catch'](function(err2) {
console.warn('Couldn\'t load preload assets: ', err2);
resolve2(void 0);
});
});
}
var queueForNowRulesAndPreloader = queue_default();
queueForNowRulesAndPreloader.defer(nowRulesQueue);
queueForNowRulesAndPreloader.defer(preloaderQueue);
queueForNowRulesAndPreloader.then(function(nowRulesAndPreloaderResults) {
var assetsFromQueue = nowRulesAndPreloaderResults.pop();
if (assetsFromQueue && assetsFromQueue.length) {
var assets = assetsFromQueue[0];
if (assets) {
context = _extends({}, context, assets);
}
}
var nowRulesResults = nowRulesAndPreloaderResults[0];
if (!runLaterRules.length) {
axe._selectCache = void 0;
resolve(nowRulesResults.filter(function(result) {
return !!result;
}));
return;
}
var laterRulesQueue = queue_default();
runLaterRules.forEach(function(rule) {
var deferredRule = getDefferedRule(rule, context, options);
laterRulesQueue.defer(deferredRule);
});
laterRulesQueue.then(function(laterRuleResults) {
axe._selectCache = void 0;
resolve(nowRulesResults.concat(laterRuleResults).filter(function(result) {
return !!result;
}));
})['catch'](reject);
})['catch'](reject);
}
}, {
key: 'after',
value: function after(results, options) {
var rules = this.rules;
return results.map(function(ruleResult) {
var rule = find_by_default(rules, 'id', ruleResult.id);
if (!rule) {
throw new Error('Result for unknown rule. You may be running mismatch axe-core versions');
}
return rule.after(ruleResult, options);
});
}
}, {
key: 'getRule',
value: function getRule(ruleId) {
return this.rules.find(function(rule) {
return rule.id === ruleId;
});
}
}, {
key: 'normalizeOptions',
value: function normalizeOptions(options) {
var audit = this;
var tags = [];
var ruleIds = [];
audit.rules.forEach(function(rule) {
ruleIds.push(rule.id);
rule.tags.forEach(function(tag) {
if (!tags.includes(tag)) {
tags.push(tag);
}
});
});
if ([ 'object', 'string' ].includes(_typeof(options.runOnly))) {
if (typeof options.runOnly === 'string') {
options.runOnly = [ options.runOnly ];
}
if (Array.isArray(options.runOnly)) {
var hasTag = options.runOnly.find(function(value) {
return tags.includes(value);
});
var hasRule = options.runOnly.find(function(value) {
return ruleIds.includes(value);
});
if (hasTag && hasRule) {
throw new Error('runOnly cannot be both rules and tags');
}
if (hasRule) {
options.runOnly = {
type: 'rule',
values: options.runOnly
};
} else {
options.runOnly = {
type: 'tag',
values: options.runOnly
};
}
}
var only = options.runOnly;
if (only.value && !only.values) {
only.values = only.value;
delete only.value;
}
if (!Array.isArray(only.values) || only.values.length === 0) {
throw new Error('runOnly.values must be a non-empty array');
}
if ([ 'rule', 'rules' ].includes(only.type)) {
only.type = 'rule';
only.values.forEach(function(ruleId) {
if (!ruleIds.includes(ruleId)) {
throw new Error('unknown rule `' + ruleId + '` in options.runOnly');
}
});
} else if ([ 'tag', 'tags', void 0 ].includes(only.type)) {
only.type = 'tag';
var unmatchedTags = only.values.filter(function(tag) {
return !tags.includes(tag) && !/wcag2[1-3]a{1,3}/.test(tag);
});
if (unmatchedTags.length !== 0) {
axe.log('Could not find tags `' + unmatchedTags.join('`, `') + '`');
}
} else {
throw new Error('Unknown runOnly type \''.concat(only.type, '\''));
}
}
if (_typeof(options.rules) === 'object') {
Object.keys(options.rules).forEach(function(ruleId) {
if (!ruleIds.includes(ruleId)) {
throw new Error('unknown rule `' + ruleId + '` in options.rules');
}
});
}
return options;
}
}, {
key: 'setBranding',
value: function setBranding(branding) {
var previous = {
brand: this.brand,
application: this.application
};
if (typeof branding === 'string') {
this.application = branding;
}
if (branding && branding.hasOwnProperty('brand') && branding.brand && typeof branding.brand === 'string') {
this.brand = branding.brand;
}
if (branding && branding.hasOwnProperty('application') && branding.application && typeof branding.application === 'string') {
this.application = branding.application;
}
this._constructHelpUrls(previous);
}
}, {
key: '_constructHelpUrls',
value: function _constructHelpUrls() {
var _this10 = this;
var previous = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;
var version = (axe.version.match(/^[1-9][0-9]*\.[0-9]+/) || [ 'x.y' ])[0];
this.rules.forEach(function(rule) {
if (!_this10.data.rules[rule.id]) {
_this10.data.rules[rule.id] = {};
}
var metaData = _this10.data.rules[rule.id];
if (typeof metaData.helpUrl !== 'string' || previous && metaData.helpUrl === getHelpUrl(previous, rule.id, version)) {
metaData.helpUrl = getHelpUrl(_this10, rule.id, version);
}
});
}
}, {
key: 'resetRulesAndChecks',
value: function resetRulesAndChecks() {
this._init();
this._resetLocale();
}
} ]);
return Audit;
}();
function getRulesToRun(rules, context, options) {
var base = {
now: [],
later: []
};
var splitRules = rules.reduce(function(out, rule) {
if (!rule_should_run_default(rule, context, options)) {
return out;
}
if (rule.preload) {
out.later.push(rule);
return out;
}
out.now.push(rule);
return out;
}, base);
return splitRules;
}
function getDefferedRule(rule, context, options) {
if (options.performanceTimer) {
performance_timer_default.mark('mark_rule_start_' + rule.id);
}
return function(resolve, reject) {
rule.run(context, options, function(ruleResult) {
resolve(ruleResult);
}, function(err2) {
if (!options.debug) {
var errResult = Object.assign(new rule_result_default(rule), {
result: constants_default.CANTTELL,
description: 'An error occured while running this rule',
message: err2.message,
stack: err2.stack,
error: err2,
errorNode: err2.errorNode
});
resolve(errResult);
} else {
reject(err2);
}
});
};
}
function getHelpUrl(_ref110, ruleId, version) {
var brand = _ref110.brand, application = _ref110.application, lang = _ref110.lang;
return constants_default.helpUrlBase + brand + '/' + (version || axe.version.substring(0, axe.version.lastIndexOf('.'))) + '/' + ruleId + '?application=' + encodeURIComponent(application) + (lang && lang !== 'en' ? '&lang=' + encodeURIComponent(lang) : '');
}
var audit_default = Audit;
function setupGlobals(context) {
var hasWindow = window && 'Node' in window && 'NodeList' in window;
var hasDoc = !!document;
if (hasWindow && hasDoc) {
return;
}
if (!context || !context.ownerDocument) {
throw new Error('Required "window" or "document" globals not defined and cannot be deduced from the context. Either set the globals before running or pass in a valid Element.');
}
if (!hasDoc) {
cache_default.set('globalDocumentSet', true);
document = context.ownerDocument;
}
if (!hasWindow) {
cache_default.set('globalWindowSet', true);
window = document.defaultView;
}
}
function resetGlobals() {
if (cache_default.get('globalDocumentSet')) {
cache_default.set('globalDocumentSet', false);
document = null;
}
if (cache_default.get('globalWindowSet')) {
cache_default.set('globalWindowSet', false);
window = null;
}
}
function teardown() {
resetGlobals();
axe._memoizedFns.forEach(function(fn) {
return fn.clear();
});
cache_default.clear();
axe._tree = void 0;
axe._selectorData = void 0;
axe._selectCache = void 0;
}
var teardown_default = teardown;
function runRules(context, options, resolve, reject) {
try {
context = new Context(context);
axe._tree = context.flatTree;
axe._selectorData = _getSelectorData(context.flatTree);
} catch (e) {
teardown_default();
return reject(e);
}
var q = queue_default();
var audit = axe._audit;
if (options.performanceTimer) {
performance_timer_default.auditStart();
}
if (context.frames.length && options.iframes !== false) {
q.defer(function(res, rej) {
_collectResultsFromFrames(context, options, 'rules', null, res, rej);
});
}
q.defer(function(res, rej) {
audit.run(context, options, res, rej);
});
q.then(function(data2) {
try {
if (options.performanceTimer) {
performance_timer_default.auditEnd();
}
var results = merge_results_default(data2.map(function(results2) {
return {
results: results2
};
}));
if (context.initiator) {
results = audit.after(results, options);
results.forEach(publish_metadata_default);
results = results.map(finalize_result_default);
}
try {
resolve(results, teardown_default);
} catch (e) {
teardown_default();
log_default(e);
}
} catch (e) {
teardown_default();
reject(e);
}
})['catch'](function(e) {
teardown_default();
reject(e);
});
}
var run_rules_default = runRules;
function runCommand(data2, keepalive, callback) {
var resolve = callback;
var reject = function reject2(err2) {
if (err2 instanceof Error === false) {
err2 = new Error(err2);
}
callback(err2);
};
var context = data2 && data2.context || {};
if (context.hasOwnProperty('include') && !context.include.length) {
context.include = [ document ];
}
var options = data2 && data2.options || {};
switch (data2.command) {
case 'rules':
return run_rules_default(context, options, function(results, cleanup3) {
resolve(results);
cleanup3();
}, reject);
case 'cleanup-plugin':
return cleanup_default(resolve, reject);
default:
if (axe._audit && axe._audit.commands && axe._audit.commands[data2.command]) {
return axe._audit.commands[data2.command](data2, callback);
}
}
}
if (window.top !== window) {
_respondable.subscribe('axe.start', runCommand);
_respondable.subscribe('axe.ping', function(data2, keepalive, respond) {
respond({
axe: true
});
});
}
function load(audit) {
axe._audit = new audit_default(audit);
}
var load_default = load;
function Plugin(spec) {
this._run = spec.run;
this._collect = spec.collect;
this._registry = {};
spec.commands.forEach(function(command) {
axe._audit.registerCommand(command);
});
}
Plugin.prototype.run = function run3() {
return this._run.apply(this, arguments);
};
Plugin.prototype.collect = function collect() {
return this._collect.apply(this, arguments);
};
Plugin.prototype.cleanup = function cleanup2(done) {
var q = axe.utils.queue();
var that = this;
Object.keys(this._registry).forEach(function(key) {
q.defer(function(_done) {
that._registry[key].cleanup(_done);
});
});
q.then(done);
};
Plugin.prototype.add = function add(impl) {
this._registry[impl.id] = impl;
};
function registerPlugin(plugin) {
axe.plugins[plugin.id] = new Plugin(plugin);
}
var plugins_default = registerPlugin;
function reset() {
var audit = axe._audit;
if (!audit) {
throw new Error('No audit configured');
}
audit.resetRulesAndChecks();
resetStandards();
}
var reset_default = reset;
function runVirtualRule(ruleId, vNode) {
var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
options.reporter = options.reporter || axe._audit.reporter || 'v1';
axe._selectorData = {};
if (!(vNode instanceof abstract_virtual_node_default)) {
vNode = new serial_virtual_node_default(vNode);
}
var rule = get_rule_default(ruleId);
if (!rule) {
throw new Error('unknown rule `' + ruleId + '`');
}
rule = Object.create(rule, {
excludeHidden: {
value: false
}
});
var context = {
initiator: true,
include: [ vNode ],
exclude: [],
frames: [],
page: false,
focusable: true,
size: {},
flatTree: []
};
var rawResults = rule.runSync(context, options);
publish_metadata_default(rawResults);
finalize_result_default(rawResults);
var results = aggregate_result_default([ rawResults ]);
results.violations.forEach(function(result) {
return result.nodes.forEach(function(nodeResult) {
nodeResult.failureSummary = failure_summary_default(nodeResult);
});
});
return _extends({}, _getEnvironmentData(), results, {
toolOptions: options
});
}
function normalizeRunParams(_ref111) {
var _ref113, _options$reporter, _axe$_audit;
var _ref112 = _slicedToArray(_ref111, 3), context = _ref112[0], options = _ref112[1], callback = _ref112[2];
var typeErr = new TypeError('axe.run arguments are invalid');
if (!isContextSpec(context)) {
if (callback !== void 0) {
throw typeErr;
}
callback = options;
options = context;
context = document;
}
if (_typeof(options) !== 'object') {
if (callback !== void 0) {
throw typeErr;
}
callback = options;
options = {};
}
if (typeof callback !== 'function' && callback !== void 0) {
throw typeErr;
}
options = clone_default(options);
options.reporter = (_ref113 = (_options$reporter = options.reporter) !== null && _options$reporter !== void 0 ? _options$reporter : (_axe$_audit = axe._audit) === null || _axe$_audit === void 0 ? void 0 : _axe$_audit.reporter) !== null && _ref113 !== void 0 ? _ref113 : 'v1';
return {
context: context,
options: options,
callback: callback
};
}
var noop2 = function noop2() {};
function run4() {
for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
args[_key2] = arguments[_key2];
}
setupGlobals(args[0]);
var _normalizeRunParams = normalizeRunParams(args), context = _normalizeRunParams.context, options = _normalizeRunParams.options, _normalizeRunParams$c = _normalizeRunParams.callback, callback = _normalizeRunParams$c === void 0 ? noop2 : _normalizeRunParams$c;
var _getPromiseHandlers = getPromiseHandlers(callback), thenable = _getPromiseHandlers.thenable, resolve = _getPromiseHandlers.resolve, reject = _getPromiseHandlers.reject;
try {
assert_default(axe._audit, 'No audit configured');
assert_default(!axe._running, 'Axe is already running. Use `await axe.run()` to wait for the previous run to finish before starting a new run.');
} catch (e) {
return handleError(e, callback);
}
axe._running = true;
if (options.performanceTimer) {
axe.utils.performanceTimer.start();
}
function handleRunRules(rawResults, cleanup3) {
var respond = function respond(results) {
axe._running = false;
cleanup3();
try {
callback(null, results);
} catch (e) {
axe.log(e);
}
resolve(results);
};
if (options.performanceTimer) {
axe.utils.performanceTimer.end();
}
try {
createReport(rawResults, options, respond);
} catch (err2) {
axe._running = false;
cleanup3();
callback(err2);
reject(err2);
}
}
function errorRunRules(err2) {
if (options.performanceTimer) {
axe.utils.performanceTimer.end();
}
axe._running = false;
resetGlobals();
callback(err2);
reject(err2);
}
axe._runRules(context, options, handleRunRules, errorRunRules);
return thenable;
}
function getPromiseHandlers(callback) {
var thenable, reject, resolve;
if (typeof Promise === 'function' && callback === noop2) {
thenable = new Promise(function(_resolve, _reject) {
reject = _reject;
resolve = _resolve;
});
} else {
resolve = reject = noop2;
}
return {
thenable: thenable,
reject: reject,
resolve: resolve
};
}
function createReport(rawResults, options, respond) {
var reporter = getReporter(options.reporter);
var results = reporter(rawResults, options, respond);
if (results !== void 0) {
respond(results);
}
}
function handleError(err2, callback) {
resetGlobals();
if (typeof callback === 'function' && callback !== noop2) {
callback(err2.message);
return;
}
throw err2;
}
function runPartial() {
for (var _len3 = arguments.length, args = new Array(_len3), _key3 = 0; _key3 < _len3; _key3++) {
args[_key3] = arguments[_key3];
}
var _normalizeRunParams2 = normalizeRunParams(args), options = _normalizeRunParams2.options, context = _normalizeRunParams2.context;
assert_default(axe._audit, 'Axe is not configured. Audit is missing.');
assert_default(!axe._running, 'Axe is already running. Use `await axe.run()` to wait for the previous run to finish before starting a new run.');
var contextObj = new Context(context, axe._tree);
axe._tree = contextObj.flatTree;
axe._selectorData = _getSelectorData(contextObj.flatTree);
axe._running = true;
return new Promise(function(res, rej) {
axe._audit.run(contextObj, options, res, rej);
}).then(function(results) {
results = results.map(function(_ref114) {
var nodes = _ref114.nodes, result = _objectWithoutProperties(_ref114, _excluded8);
return _extends({
nodes: nodes.map(serializeNode)
}, result);
});
var frames = contextObj.frames.map(function(_ref115) {
var node = _ref115.node;
return new dq_element_default(node, options).toJSON();
});
var environmentData;
if (contextObj.initiator) {
environmentData = _getEnvironmentData();
}
axe._running = false;
teardown_default();
return {
results: results,
frames: frames,
environmentData: environmentData
};
})['catch'](function(err2) {
axe._running = false;
teardown_default();
return Promise.reject(err2);
});
}
function serializeNode(_ref116) {
var node = _ref116.node, nodeResult = _objectWithoutProperties(_ref116, _excluded9);
nodeResult.node = node.toJSON();
for (var _i33 = 0, _arr2 = [ 'any', 'all', 'none' ]; _i33 < _arr2.length; _i33++) {
var type = _arr2[_i33];
nodeResult[type] = nodeResult[type].map(function(_ref117) {
var relatedNodes = _ref117.relatedNodes, checkResult = _objectWithoutProperties(_ref117, _excluded10);
return _extends({}, checkResult, {
relatedNodes: relatedNodes.map(function(node2) {
return node2.toJSON();
})
});
});
}
return nodeResult;
}
function finishRun(partialResults) {
var _ref119, _options$reporter2, _axe$_audit2;
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
options = clone_default(options);
var _ref118 = partialResults.find(function(r) {
return r.environmentData;
}) || {}, environmentData = _ref118.environmentData;
axe._audit.normalizeOptions(options);
options.reporter = (_ref119 = (_options$reporter2 = options.reporter) !== null && _options$reporter2 !== void 0 ? _options$reporter2 : (_axe$_audit2 = axe._audit) === null || _axe$_audit2 === void 0 ? void 0 : _axe$_audit2.reporter) !== null && _ref119 !== void 0 ? _ref119 : 'v1';
setFrameSpec(partialResults);
var results = merge_results_default(partialResults);
results = axe._audit.after(results, options);
results.forEach(publish_metadata_default);
results = results.map(finalize_result_default);
return createReport2(results, _extends({
environmentData: environmentData
}, options));
}
function setFrameSpec(partialResults) {
var frameStack = [];
var _iterator12 = _createForOfIteratorHelper(partialResults), _step12;
try {
for (_iterator12.s(); !(_step12 = _iterator12.n()).done; ) {
var partialResult = _step12.value;
var frameSpec = frameStack.shift();
if (!partialResult) {
continue;
}
partialResult.frameSpec = frameSpec !== null && frameSpec !== void 0 ? frameSpec : null;
var frameSpecs = getMergedFrameSpecs(partialResult);
frameStack.unshift.apply(frameStack, _toConsumableArray(frameSpecs));
}
} catch (err) {
_iterator12.e(err);
} finally {
_iterator12.f();
}
}
function getMergedFrameSpecs(_ref120) {
var childFrameSpecs = _ref120.frames, parentFrameSpec = _ref120.frameSpec;
if (!parentFrameSpec) {
return childFrameSpecs;
}
return childFrameSpecs.map(function(childFrameSpec) {
return dq_element_default.mergeSpecs(childFrameSpec, parentFrameSpec);
});
}
function createReport2(results, options) {
return new Promise(function(resolve) {
var reporter = getReporter(options.reporter);
reporter(results, options, resolve);
});
}
function setup(node) {
if (axe._tree) {
throw new Error('Axe is already setup. Call `axe.teardown()` before calling `axe.setup` again.');
}
axe._tree = get_flattened_tree_default(node);
axe._selectorData = _getSelectorData(axe._tree);
return axe._tree[0];
}
var setup_default = setup;
var naReporter = function naReporter(results, options, callback) {
console.warn('"na" reporter will be deprecated in axe v4.0. Use the "v2" reporter instead.');
if (typeof options === 'function') {
callback = options;
options = {};
}
var _options2 = options, environmentData = _options2.environmentData, toolOptions = _objectWithoutProperties(_options2, _excluded11);
callback(_extends({}, _getEnvironmentData(environmentData), {
toolOptions: toolOptions
}, process_aggregate_default(results, options)));
};
var na_default = naReporter;
var noPassesReporter = function noPassesReporter(results, options, callback) {
if (typeof options === 'function') {
callback = options;
options = {};
}
var _options3 = options, environmentData = _options3.environmentData, toolOptions = _objectWithoutProperties(_options3, _excluded12);
options.resultTypes = [ 'violations' ];
var _process_aggregate_de = process_aggregate_default(results, options), violations = _process_aggregate_de.violations;
callback(_extends({}, _getEnvironmentData(environmentData), {
toolOptions: toolOptions,
violations: violations
}));
};
var no_passes_default = noPassesReporter;
var rawReporter = function rawReporter(results, options, callback) {
if (typeof options === 'function') {
callback = options;
options = {};
}
if (!results || !Array.isArray(results)) {
return callback(results);
}
var transformedResults = results.map(function(result) {
var transformedResult = _extends({}, result);
var types = [ 'passes', 'violations', 'incomplete', 'inapplicable' ];
for (var _i34 = 0, _types = types; _i34 < _types.length; _i34++) {
var type = _types[_i34];
if (transformedResult[type] && Array.isArray(transformedResult[type])) {
transformedResult[type] = transformedResult[type].map(function(_ref121) {
var _node;
var node = _ref121.node, typeResult = _objectWithoutProperties(_ref121, _excluded13);
node = typeof ((_node = node) === null || _node === void 0 ? void 0 : _node.toJSON) === 'function' ? node.toJSON() : node;
return _extends({
node: node
}, typeResult);
});
}
}
return transformedResult;
});
callback(transformedResults);
};
var raw_default = rawReporter;
var rawEnvReporter = function rawEnvReporter(results, options, callback) {
if (typeof options === 'function') {
callback = options;
options = {};
}
var _options4 = options, environmentData = _options4.environmentData, toolOptions = _objectWithoutProperties(_options4, _excluded14);
raw_default(results, toolOptions, function(raw) {
var env = _getEnvironmentData(environmentData);
callback({
raw: raw,
env: env
});
});
};
var raw_env_default = rawEnvReporter;
var v1Reporter = function v1Reporter(results, options, callback) {
if (typeof options === 'function') {
callback = options;
options = {};
}
var _options5 = options, environmentData = _options5.environmentData, toolOptions = _objectWithoutProperties(_options5, _excluded15);
var out = process_aggregate_default(results, options);
var addFailureSummaries = function addFailureSummaries(result) {
result.nodes.forEach(function(nodeResult) {
nodeResult.failureSummary = failure_summary_default(nodeResult);
});
};
out.incomplete.forEach(addFailureSummaries);
out.violations.forEach(addFailureSummaries);
callback(_extends({}, _getEnvironmentData(environmentData), {
toolOptions: toolOptions
}, out));
};
var v1_default = v1Reporter;
var v2Reporter = function v2Reporter(results, options, callback) {
if (typeof options === 'function') {
callback = options;
options = {};
}
var _options6 = options, environmentData = _options6.environmentData, toolOptions = _objectWithoutProperties(_options6, _excluded16);
var out = process_aggregate_default(results, options);
callback(_extends({}, _getEnvironmentData(environmentData), {
toolOptions: toolOptions
}, out));
};
var v2_default = v2Reporter;
var _thisWillBeDeletedDoNotUse = {
base: {
Audit: audit_default,
CheckResult: check_result_default,
Check: check_default,
Context: Context,
RuleResult: rule_result_default,
Rule: rule_default,
metadataFunctionMap: metadata_function_map_default
},
public: {
reporters: reporters
},
helpers: {
failureSummary: failure_summary_default,
incompleteFallbackMessage: incompleteFallbackMessage,
processAggregate: process_aggregate_default
},
utils: {
setDefaultFrameMessenger: setDefaultFrameMessenger,
cacheNodeSelectors: cacheNodeSelectors,
getNodesMatchingExpression: getNodesMatchingExpression,
convertSelector: _convertSelector
},
commons: {
dom: {
nativelyHidden: nativelyHidden,
displayHidden: displayHidden,
visibilityHidden: visibilityHidden,
contentVisibiltyHidden: contentVisibiltyHidden,
ariaHidden: ariaHidden,
opacityHidden: opacityHidden,
scrollHidden: scrollHidden,
overflowHidden: overflowHidden,
clipHidden: clipHidden,
areaHidden: areaHidden,
detailsHidden: detailsHidden
}
}
};
var exposed_for_testing_default = _thisWillBeDeletedDoNotUse;
axe._thisWillBeDeletedDoNotUse = exposed_for_testing_default;
axe.constants = constants_default;
axe.log = log_default;
axe.AbstractVirtualNode = abstract_virtual_node_default;
axe.SerialVirtualNode = serial_virtual_node_default;
axe.VirtualNode = virtual_node_default;
axe._cache = cache_default;
axe.imports = imports_exports;
axe.cleanup = cleanup_default;
axe.configure = configure_default;
axe.frameMessenger = frameMessenger2;
axe.getRules = get_rules_default;
axe._load = load_default;
axe.plugins = {};
axe.registerPlugin = plugins_default;
axe.hasReporter = hasReporter;
axe.getReporter = getReporter;
axe.addReporter = addReporter;
axe.reset = reset_default;
axe._runRules = run_rules_default;
axe.runVirtualRule = runVirtualRule;
axe.run = run4;
axe.setup = setup_default;
axe.teardown = teardown_default;
axe.runPartial = runPartial;
axe.finishRun = finishRun;
axe.commons = commons_exports;
axe.utils = utils_exports;
axe.addReporter('na', na_default);
axe.addReporter('no-passes', no_passes_default);
axe.addReporter('rawEnv', raw_env_default);
axe.addReporter('raw', raw_default);
axe.addReporter('v1', v1_default);
axe.addReporter('v2', v2_default, true);
})();
'use strict';
axe._load({
lang: 'en',
data: {
rules: {
accesskeys: {
description: 'Ensures every accesskey attribute value is unique',
help: 'accesskey attribute value should be unique'
},
'area-alt': {
description: 'Ensures <area> elements of image maps have alternate text',
help: 'Active <area> elements must have alternate text'
},
'aria-allowed-attr': {
description: 'Ensures ARIA attributes are allowed for an element\'s role',
help: 'Elements must only use allowed ARIA attributes'
},
'aria-allowed-role': {
description: 'Ensures role attribute has an appropriate value for the element',
help: 'ARIA role should be appropriate for the element'
},
'aria-command-name': {
description: 'Ensures every ARIA button, link and menuitem has an accessible name',
help: 'ARIA commands must have an accessible name'
},
'aria-dialog-name': {
description: 'Ensures every ARIA dialog and alertdialog node has an accessible name',
help: 'ARIA dialog and alertdialog nodes should have an accessible name'
},
'aria-hidden-body': {
description: 'Ensures aria-hidden=\'true\' is not present on the document body.',
help: 'aria-hidden=\'true\' must not be present on the document body'
},
'aria-hidden-focus': {
description: 'Ensures aria-hidden elements are not focusable nor contain focusable elements',
help: 'ARIA hidden element must not be focusable or contain focusable elements'
},
'aria-input-field-name': {
description: 'Ensures every ARIA input field has an accessible name',
help: 'ARIA input fields must have an accessible name'
},
'aria-meter-name': {
description: 'Ensures every ARIA meter node has an accessible name',
help: 'ARIA meter nodes must have an accessible name'
},
'aria-progressbar-name': {
description: 'Ensures every ARIA progressbar node has an accessible name',
help: 'ARIA progressbar nodes must have an accessible name'
},
'aria-required-attr': {
description: 'Ensures elements with ARIA roles have all required ARIA attributes',
help: 'Required ARIA attributes must be provided'
},
'aria-required-children': {
description: 'Ensures elements with an ARIA role that require child roles contain them',
help: 'Certain ARIA roles must contain particular children'
},
'aria-required-parent': {
description: 'Ensures elements with an ARIA role that require parent roles are contained by them',
help: 'Certain ARIA roles must be contained by particular parents'
},
'aria-roledescription': {
description: 'Ensure aria-roledescription is only used on elements with an implicit or explicit role',
help: 'aria-roledescription must be on elements with a semantic role'
},
'aria-roles': {
description: 'Ensures all elements with a role attribute use a valid value',
help: 'ARIA roles used must conform to valid values'
},
'aria-text': {
description: 'Ensures "role=text" is used on elements with no focusable descendants',
help: '"role=text" should have no focusable descendants'
},
'aria-toggle-field-name': {
description: 'Ensures every ARIA toggle field has an accessible name',
help: 'ARIA toggle fields must have an accessible name'
},
'aria-tooltip-name': {
description: 'Ensures every ARIA tooltip node has an accessible name',
help: 'ARIA tooltip nodes must have an accessible name'
},
'aria-treeitem-name': {
description: 'Ensures every ARIA treeitem node has an accessible name',
help: 'ARIA treeitem nodes should have an accessible name'
},
'aria-valid-attr-value': {
description: 'Ensures all ARIA attributes have valid values',
help: 'ARIA attributes must conform to valid values'
},
'aria-valid-attr': {
description: 'Ensures attributes that begin with aria- are valid ARIA attributes',
help: 'ARIA attributes must conform to valid names'
},
'audio-caption': {
description: 'Ensures <audio> elements have captions',
help: '<audio> elements must have a captions track'
},
'autocomplete-valid': {
description: 'Ensure the autocomplete attribute is correct and suitable for the form field',
help: 'autocomplete attribute must be used correctly'
},
'avoid-inline-spacing': {
description: 'Ensure that text spacing set through style attributes can be adjusted with custom stylesheets',
help: 'Inline text spacing must be adjustable with custom stylesheets'
},
blink: {
description: 'Ensures <blink> elements are not used',
help: '<blink> elements are deprecated and must not be used'
},
'button-name': {
description: 'Ensures buttons have discernible text',
help: 'Buttons must have discernible text'
},
bypass: {
description: 'Ensures each page has at least one mechanism for a user to bypass navigation and jump straight to the content',
help: 'Page must have means to bypass repeated blocks'
},
'color-contrast-enhanced': {
description: 'Ensures the contrast between foreground and background colors meets WCAG 2 AAA contrast ratio thresholds',
help: 'Elements must have sufficient color contrast'
},
'color-contrast': {
description: 'Ensures the contrast between foreground and background colors meets WCAG 2 AA contrast ratio thresholds',
help: 'Elements must have sufficient color contrast'
},
'css-orientation-lock': {
description: 'Ensures content is not locked to any specific display orientation, and the content is operable in all display orientations',
help: 'CSS Media queries must not lock display orientation'
},
'definition-list': {
description: 'Ensures <dl> elements are structured correctly',
help: '<dl> elements must only directly contain properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements'
},
dlitem: {
description: 'Ensures <dt> and <dd> elements are contained by a <dl>',
help: '<dt> and <dd> elements must be contained by a <dl>'
},
'document-title': {
description: 'Ensures each HTML document contains a non-empty <title> element',
help: 'Documents must have <title> element to aid in navigation'
},
'duplicate-id-active': {
description: 'Ensures every id attribute value of active elements is unique',
help: 'IDs of active elements must be unique'
},
'duplicate-id-aria': {
description: 'Ensures every id attribute value used in ARIA and in labels is unique',
help: 'IDs used in ARIA and labels must be unique'
},
'duplicate-id': {
description: 'Ensures every id attribute value is unique',
help: 'id attribute value must be unique'
},
'empty-heading': {
description: 'Ensures headings have discernible text',
help: 'Headings should not be empty'
},
'empty-table-header': {
description: 'Ensures table headers have discernible text',
help: 'Table header text should not be empty'
},
'focus-order-semantics': {
description: 'Ensures elements in the focus order have a role appropriate for interactive content',
help: 'Elements in the focus order should have an appropriate role'
},
'form-field-multiple-labels': {
description: 'Ensures form field does not have multiple label elements',
help: 'Form field must not have multiple label elements'
},
'frame-focusable-content': {
description: 'Ensures <frame> and <iframe> elements with focusable content do not have tabindex=-1',
help: 'Frames with focusable content must not have tabindex=-1'
},
'frame-tested': {
description: 'Ensures <iframe> and <frame> elements contain the axe-core script',
help: 'Frames should be tested with axe-core'
},
'frame-title-unique': {
description: 'Ensures <iframe> and <frame> elements contain a unique title attribute',
help: 'Frames must have a unique title attribute'
},
'frame-title': {
description: 'Ensures <iframe> and <frame> elements have an accessible name',
help: 'Frames must have an accessible name'
},
'heading-order': {
description: 'Ensures the order of headings is semantically correct',
help: 'Heading levels should only increase by one'
},
'hidden-content': {
description: 'Informs users about hidden content.',
help: 'Hidden content on the page should be analyzed'
},
'html-has-lang': {
description: 'Ensures every HTML document has a lang attribute',
help: '<html> element must have a lang attribute'
},
'html-lang-valid': {
description: 'Ensures the lang attribute of the <html> element has a valid value',
help: '<html> element must have a valid value for the lang attribute'
},
'html-xml-lang-mismatch': {
description: 'Ensure that HTML elements with both valid lang and xml:lang attributes agree on the base language of the page',
help: 'HTML elements with lang and xml:lang must have the same base language'
},
'identical-links-same-purpose': {
description: 'Ensure that links with the same accessible name serve a similar purpose',
help: 'Links with the same name must have a similar purpose'
},
'image-alt': {
description: 'Ensures <img> elements have alternate text or a role of none or presentation',
help: 'Images must have alternate text'
},
'image-redundant-alt': {
description: 'Ensure image alternative is not repeated as text',
help: 'Alternative text of images should not be repeated as text'
},
'input-button-name': {
description: 'Ensures input buttons have discernible text',
help: 'Input buttons must have discernible text'
},
'input-image-alt': {
description: 'Ensures <input type="image"> elements have alternate text',
help: 'Image buttons must have alternate text'
},
'label-content-name-mismatch': {
description: 'Ensures that elements labelled through their content must have their visible text as part of their accessible name',
help: 'Elements must have their visible text as part of their accessible name'
},
'label-title-only': {
description: 'Ensures that every form element has a visible label and is not solely labeled using hidden labels, or the title or aria-describedby attributes',
help: 'Form elements should have a visible label'
},
label: {
description: 'Ensures every form element has a label',
help: 'Form elements must have labels'
},
'landmark-banner-is-top-level': {
description: 'Ensures the banner landmark is at top level',
help: 'Banner landmark should not be contained in another landmark'
},
'landmark-complementary-is-top-level': {
description: 'Ensures the complementary landmark or aside is at top level',
help: 'Aside should not be contained in another landmark'
},
'landmark-contentinfo-is-top-level': {
description: 'Ensures the contentinfo landmark is at top level',
help: 'Contentinfo landmark should not be contained in another landmark'
},
'landmark-main-is-top-level': {
description: 'Ensures the main landmark is at top level',
help: 'Main landmark should not be contained in another landmark'
},
'landmark-no-duplicate-banner': {
description: 'Ensures the document has at most one banner landmark',
help: 'Document should not have more than one banner landmark'
},
'landmark-no-duplicate-contentinfo': {
description: 'Ensures the document has at most one contentinfo landmark',
help: 'Document should not have more than one contentinfo landmark'
},
'landmark-no-duplicate-main': {
description: 'Ensures the document has at most one main landmark',
help: 'Document should not have more than one main landmark'
},
'landmark-one-main': {
description: 'Ensures the document has a main landmark',
help: 'Document should have one main landmark'
},
'landmark-unique': {
help: 'Ensures landmarks are unique',
description: 'Landmarks should have a unique role or role/label/title (i.e. accessible name) combination'
},
'link-in-text-block': {
description: 'Ensure links are distinguished from surrounding text in a way that does not rely on color',
help: 'Links must be distinguishable without relying on color'
},
'link-name': {
description: 'Ensures links have discernible text',
help: 'Links must have discernible text'
},
list: {
description: 'Ensures that lists are structured correctly',
help: '<ul> and <ol> must only directly contain <li>, <script> or <template> elements'
},
listitem: {
description: 'Ensures <li> elements are used semantically',
help: '<li> elements must be contained in a <ul> or <ol>'
},
marquee: {
description: 'Ensures <marquee> elements are not used',
help: '<marquee> elements are deprecated and must not be used'
},
'meta-refresh-no-exceptions': {
description: 'Ensures <meta http-equiv="refresh"> is not used for delayed refresh',
help: 'Delayed refresh must not be used'
},
'meta-refresh': {
description: 'Ensures <meta http-equiv="refresh"> is not used for delayed refresh',
help: 'Delayed refresh under 20 hours must not be used'
},
'meta-viewport-large': {
description: 'Ensures <meta name="viewport"> can scale a significant amount',
help: 'Users should be able to zoom and scale the text up to 500%'
},
'meta-viewport': {
description: 'Ensures <meta name="viewport"> does not disable text scaling and zooming',
help: 'Zooming and scaling must not be disabled'
},
'nested-interactive': {
description: 'Ensures interactive controls are not nested as they are not always announced by screen readers or can cause focus problems for assistive technologies',
help: 'Interactive controls must not be nested'
},
'no-autoplay-audio': {
description: 'Ensures <video> or <audio> elements do not autoplay audio for more than 3 seconds without a control mechanism to stop or mute the audio',
help: '<video> or <audio> elements must not play automatically'
},
'object-alt': {
description: 'Ensures <object> elements have alternate text',
help: '<object> elements must have alternate text'
},
'p-as-heading': {
description: 'Ensure bold, italic text and font-size is not used to style <p> elements as a heading',
help: 'Styled <p> elements must not be used as headings'
},
'page-has-heading-one': {
description: 'Ensure that the page, or at least one of its frames contains a level-one heading',
help: 'Page should contain a level-one heading'
},
'presentation-role-conflict': {
description: 'Elements marked as presentational should not have global ARIA or tabindex to ensure all screen readers ignore them',
help: 'Ensure elements marked as presentational are consistently ignored'
},
region: {
description: 'Ensures all page content is contained by landmarks',
help: 'All page content should be contained by landmarks'
},
'role-img-alt': {
description: 'Ensures [role=\'img\'] elements have alternate text',
help: '[role=\'img\'] elements must have an alternative text'
},
'scope-attr-valid': {
description: 'Ensures the scope attribute is used correctly on tables',
help: 'scope attribute should be used correctly'
},
'scrollable-region-focusable': {
description: 'Ensure elements that have scrollable content are accessible by keyboard',
help: 'Scrollable region must have keyboard access'
},
'select-name': {
description: 'Ensures select element has an accessible name',
help: 'Select element must have an accessible name'
},
'server-side-image-map': {
description: 'Ensures that server-side image maps are not used',
help: 'Server-side image maps must not be used'
},
'skip-link': {
description: 'Ensure all skip links have a focusable target',
help: 'The skip-link target should exist and be focusable'
},
'svg-img-alt': {
description: 'Ensures <svg> elements with an img, graphics-document or graphics-symbol role have an accessible text',
help: '<svg> elements with an img role must have an alternative text'
},
tabindex: {
description: 'Ensures tabindex attribute values are not greater than 0',
help: 'Elements should not have tabindex greater than zero'
},
'table-duplicate-name': {
description: 'Ensure the <caption> element does not contain the same text as the summary attribute',
help: 'tables should not have the same summary and caption'
},
'table-fake-caption': {
description: 'Ensure that tables with a caption use the <caption> element.',
help: 'Data or header cells must not be used to give caption to a data table.'
},
'target-size': {
description: 'Ensure touch target have sufficient size and space',
help: 'All touch targets must be 24px large, or leave sufficient space'
},
'td-has-header': {
description: 'Ensure that each non-empty data cell in a <table> larger than 3 by 3 has one or more table headers',
help: 'Non-empty <td> elements in larger <table> must have an associated table header'
},
'td-headers-attr': {
description: 'Ensure that each cell in a table that uses the headers attribute refers only to other cells in that table',
help: 'Table cells that use the headers attribute must only refer to cells in the same table'
},
'th-has-data-cells': {
description: 'Ensure that <th> elements and elements with role=columnheader/rowheader have data cells they describe',
help: 'Table headers in a data table must refer to data cells'
},
'valid-lang': {
description: 'Ensures lang attributes have valid values',
help: 'lang attribute must have a valid value'
},
'video-caption': {
description: 'Ensures <video> elements have captions',
help: '<video> elements must have captions'
}
},
checks: {
abstractrole: {
impact: 'serious',
messages: {
pass: 'Abstract roles are not used',
fail: {
singular: 'Abstract role cannot be directly used: ${data.values}',
plural: 'Abstract roles cannot be directly used: ${data.values}'
}
}
},
'aria-allowed-attr': {
impact: 'critical',
messages: {
pass: 'ARIA attributes are used correctly for the defined role',
fail: {
singular: 'ARIA attribute is not allowed: ${data.values}',
plural: 'ARIA attributes are not allowed: ${data.values}'
},
incomplete: 'Check that there is no problem if the ARIA attribute is ignored on this element: ${data.values}'
}
},
'aria-allowed-role': {
impact: 'minor',
messages: {
pass: 'ARIA role is allowed for given element',
fail: {
singular: 'ARIA role ${data.values} is not allowed for given element',
plural: 'ARIA roles ${data.values} are not allowed for given element'
},
incomplete: {
singular: 'ARIA role ${data.values} must be removed when the element is made visible, as it is not allowed for the element',
plural: 'ARIA roles ${data.values} must be removed when the element is made visible, as they are not allowed for the element'
}
}
},
'aria-busy': {
impact: 'serious',
messages: {
pass: 'Element has an aria-busy attribute',
fail: 'Element has no aria-busy="true" attribute'
}
},
'aria-errormessage': {
impact: 'critical',
messages: {
pass: 'aria-errormessage exists and references elements visible to screen readers that use a supported aria-errormessage technique',
fail: {
singular: 'aria-errormessage value `${data.values}` must use a technique to announce the message (e.g., aria-live, aria-describedby, role=alert, etc.)',
plural: 'aria-errormessage values `${data.values}` must use a technique to announce the message (e.g., aria-live, aria-describedby, role=alert, etc.)',
hidden: 'aria-errormessage value `${data.values}` cannot reference a hidden element'
},
incomplete: {
singular: 'ensure aria-errormessage value `${data.values}` references an existing element',
plural: 'ensure aria-errormessage values `${data.values}` reference existing elements',
idrefs: 'unable to determine if aria-errormessage element exists on the page: ${data.values}'
}
}
},
'aria-hidden-body': {
impact: 'critical',
messages: {
pass: 'No aria-hidden attribute is present on document body',
fail: 'aria-hidden=true should not be present on the document body'
}
},
'aria-level': {
impact: 'serious',
messages: {
pass: 'aria-level values are valid',
incomplete: 'aria-level values greater than 6 are not supported in all screenreader and browser combinations'
}
},
'aria-prohibited-attr': {
impact: 'serious',
messages: {
pass: 'ARIA attribute is allowed',
fail: {
hasRolePlural: '${data.prohibited} attributes cannot be used with role "${data.role}".',
hasRoleSingular: '${data.prohibited} attribute cannot be used with role "${data.role}".',
noRolePlural: '${data.prohibited} attributes cannot be used on a ${data.nodeName} with no valid role attribute.',
noRoleSingular: '${data.prohibited} attribute cannot be used on a ${data.nodeName} with no valid role attribute.'
},
incomplete: {
hasRoleSingular: '${data.prohibited} attribute is not well supported with role "${data.role}".',
hasRolePlural: '${data.prohibited} attributes are not well supported with role "${data.role}".',
noRoleSingular: '${data.prohibited} attribute is not well supported on a ${data.nodeName} with no valid role attribute.',
noRolePlural: '${data.prohibited} attributes are not well supported on a ${data.nodeName} with no valid role attribute.'
}
}
},
'aria-required-attr': {
impact: 'critical',
messages: {
pass: 'All required ARIA attributes are present',
fail: {
singular: 'Required ARIA attribute not present: ${data.values}',
plural: 'Required ARIA attributes not present: ${data.values}'
}
}
},
'aria-required-children': {
impact: 'critical',
messages: {
pass: 'Required ARIA children are present',
fail: {
singular: 'Required ARIA child role not present: ${data.values}',
plural: 'Required ARIA children role not present: ${data.values}',
unallowed: 'Element has children which are not allowed (see related nodes)'
},
incomplete: {
singular: 'Expecting ARIA child role to be added: ${data.values}',
plural: 'Expecting ARIA children role to be added: ${data.values}'
}
}
},
'aria-required-parent': {
impact: 'critical',
messages: {
pass: 'Required ARIA parent role present',
fail: {
singular: 'Required ARIA parent role not present: ${data.values}',
plural: 'Required ARIA parents role not present: ${data.values}'
}
}
},
'aria-roledescription': {
impact: 'serious',
messages: {
pass: 'aria-roledescription used on a supported semantic role',
incomplete: 'Check that the aria-roledescription is announced by supported screen readers',
fail: 'Give the element a role that supports aria-roledescription'
}
},
'aria-unsupported-attr': {
impact: 'critical',
messages: {
pass: 'ARIA attribute is supported',
fail: 'ARIA attribute is not widely supported in screen readers and assistive technologies: ${data.values}'
}
},
'aria-valid-attr-value': {
impact: 'critical',
messages: {
pass: 'ARIA attribute values are valid',
fail: {
singular: 'Invalid ARIA attribute value: ${data.values}',
plural: 'Invalid ARIA attribute values: ${data.values}'
},
incomplete: {
noId: 'ARIA attribute element ID does not exist on the page: ${data.needsReview}',
noIdShadow: 'ARIA attribute element ID does not exist on the page or is a descendant of a different shadow DOM tree: ${data.needsReview}',
ariaCurrent: 'ARIA attribute value is invalid and will be treated as "aria-current=true": ${data.needsReview}',
idrefs: 'Unable to determine if ARIA attribute element ID exists on the page: ${data.needsReview}',
empty: 'ARIA attribute value is ignored while empty: ${data.needsReview}'
}
}
},
'aria-valid-attr': {
impact: 'critical',
messages: {
pass: 'ARIA attribute name is valid',
fail: {
singular: 'Invalid ARIA attribute name: ${data.values}',
plural: 'Invalid ARIA attribute names: ${data.values}'
}
}
},
deprecatedrole: {
impact: 'minor',
messages: {
pass: 'ARIA role is not deprecated',
fail: 'The role used is deprecated: ${data}'
}
},
fallbackrole: {
impact: 'serious',
messages: {
pass: 'Only one role value used',
fail: 'Use only one role value, since fallback roles are not supported in older browsers',
incomplete: 'Use only role \'presentation\' or \'none\' since they are synonymous.'
}
},
'has-global-aria-attribute': {
impact: 'minor',
messages: {
pass: {
singular: 'Element has global ARIA attribute: ${data.values}',
plural: 'Element has global ARIA attributes: ${data.values}'
},
fail: 'Element does not have global ARIA attribute'
}
},
'has-widget-role': {
impact: 'minor',
messages: {
pass: 'Element has a widget role.',
fail: 'Element does not have a widget role.'
}
},
invalidrole: {
impact: 'critical',
messages: {
pass: 'ARIA role is valid',
fail: {
singular: 'Role must be one of the valid ARIA roles: ${data.values}',
plural: 'Roles must be one of the valid ARIA roles: ${data.values}'
}
}
},
'is-element-focusable': {
impact: 'minor',
messages: {
pass: 'Element is focusable.',
fail: 'Element is not focusable.'
}
},
'no-implicit-explicit-label': {
impact: 'moderate',
messages: {
pass: 'There is no mismatch between a <label> and accessible name',
incomplete: 'Check that the <label> does not need be part of the ARIA ${data} field\'s name'
}
},
unsupportedrole: {
impact: 'critical',
messages: {
pass: 'ARIA role is supported',
fail: 'The role used is not widely supported in screen readers and assistive technologies: ${data}'
}
},
'valid-scrollable-semantics': {
impact: 'minor',
messages: {
pass: 'Element has valid semantics for an element in the focus order.',
fail: 'Element has invalid semantics for an element in the focus order.'
}
},
'color-contrast-enhanced': {
impact: 'serious',
messages: {
pass: 'Element has sufficient color contrast of ${data.contrastRatio}',
fail: {
default: 'Element has insufficient color contrast of ${data.contrastRatio} (foreground color: ${data.fgColor}, background color: ${data.bgColor}, font size: ${data.fontSize}, font weight: ${data.fontWeight}). Expected contrast ratio of ${data.expectedContrastRatio}',
fgOnShadowColor: 'Element has insufficient color contrast of ${data.contrastRatio} between the foreground and shadow color (foreground color: ${data.fgColor}, text-shadow color: ${data.shadowColor}, font size: ${data.fontSize}, font weight: ${data.fontWeight}). Expected contrast ratio of ${data.expectedContrastRatio}',
shadowOnBgColor: 'Element has insufficient color contrast of ${data.contrastRatio} between the shadow color and background color (text-shadow color: ${data.shadowColor}, background color: ${data.bgColor}, font size: ${data.fontSize}, font weight: ${data.fontWeight}). Expected contrast ratio of ${data.expectedContrastRatio}'
},
incomplete: {
default: 'Unable to determine contrast ratio',
bgImage: 'Element\'s background color could not be determined due to a background image',
bgGradient: 'Element\'s background color could not be determined due to a background gradient',
imgNode: 'Element\'s background color could not be determined because element contains an image node',
bgOverlap: 'Element\'s background color could not be determined because it is overlapped by another element',
fgAlpha: 'Element\'s foreground color could not be determined because of alpha transparency',
elmPartiallyObscured: 'Element\'s background color could not be determined because it\'s partially obscured by another element',
elmPartiallyObscuring: 'Element\'s background color could not be determined because it partially overlaps other elements',
outsideViewport: 'Element\'s background color could not be determined because it\'s outside the viewport',
equalRatio: 'Element has a 1:1 contrast ratio with the background',
shortTextContent: 'Element content is too short to determine if it is actual text content',
nonBmp: 'Element content contains only non-text characters',
pseudoContent: 'Element\'s background color could not be determined due to a pseudo element'
}
}
},
'color-contrast': {
impact: 'serious',
messages: {
pass: {
default: 'Element has sufficient color contrast of ${data.contrastRatio}',
hidden: 'Element is hidden'
},
fail: {
default: 'Element has insufficient color contrast of ${data.contrastRatio} (foreground color: ${data.fgColor}, background color: ${data.bgColor}, font size: ${data.fontSize}, font weight: ${data.fontWeight}). Expected contrast ratio of ${data.expectedContrastRatio}',
fgOnShadowColor: 'Element has insufficient color contrast of ${data.contrastRatio} between the foreground and shadow color (foreground color: ${data.fgColor}, text-shadow color: ${data.shadowColor}, font size: ${data.fontSize}, font weight: ${data.fontWeight}). Expected contrast ratio of ${data.expectedContrastRatio}',
shadowOnBgColor: 'Element has insufficient color contrast of ${data.contrastRatio} between the shadow color and background color (text-shadow color: ${data.shadowColor}, background color: ${data.bgColor}, font size: ${data.fontSize}, font weight: ${data.fontWeight}). Expected contrast ratio of ${data.expectedContrastRatio}'
},
incomplete: {
default: 'Unable to determine contrast ratio',
bgImage: 'Element\'s background color could not be determined due to a background image',
bgGradient: 'Element\'s background color could not be determined due to a background gradient',
imgNode: 'Element\'s background color could not be determined because element contains an image node',
bgOverlap: 'Element\'s background color could not be determined because it is overlapped by another element',
fgAlpha: 'Element\'s foreground color could not be determined because of alpha transparency',
elmPartiallyObscured: 'Element\'s background color could not be determined because it\'s partially obscured by another element',
elmPartiallyObscuring: 'Element\'s background color could not be determined because it partially overlaps other elements',
outsideViewport: 'Element\'s background color could not be determined because it\'s outside the viewport',
equalRatio: 'Element has a 1:1 contrast ratio with the background',
shortTextContent: 'Element content is too short to determine if it is actual text content',
nonBmp: 'Element content contains only non-text characters',
pseudoContent: 'Element\'s background color could not be determined due to a pseudo element'
}
}
},
'link-in-text-block-style': {
impact: 'serious',
messages: {
pass: 'Links can be distinguished from surrounding text by visual styling',
fail: 'The link has no styling (such as underline) to distinguish it from the surrounding text'
}
},
'link-in-text-block': {
impact: 'serious',
messages: {
pass: 'Links can be distinguished from surrounding text in some way other than by color',
fail: {
fgContrast: 'The link has insufficient color contrast of ${data.contrastRatio}:1 with the surrounding text. (Minimum contrast is ${data.requiredContrastRatio}:1, link text: ${data.nodeColor}, surrounding text: ${data.parentColor})',
bgContrast: 'The link background has insufficient color contrast of ${data.contrastRatio} (Minimum contrast is ${data.requiredContrastRatio}:1, link background color: ${data.nodeBackgroundColor}, surrounding background color: ${data.parentBackgroundColor})'
},
incomplete: {
default: 'Element\'s foreground contrast ratio could not be determined',
bgContrast: 'Element\'s background contrast ratio could not be determined',
bgImage: 'Element\'s contrast ratio could not be determined due to a background image',
bgGradient: 'Element\'s contrast ratio could not be determined due to a background gradient',
imgNode: 'Element\'s contrast ratio could not be determined because element contains an image node',
bgOverlap: 'Element\'s contrast ratio could not be determined because of element overlap'
}
}
},
'autocomplete-appropriate': {
impact: 'serious',
messages: {
pass: 'the autocomplete value is on an appropriate element',
fail: 'the autocomplete value is inappropriate for this type of input'
}
},
'autocomplete-valid': {
impact: 'serious',
messages: {
pass: 'the autocomplete attribute is correctly formatted',
fail: 'the autocomplete attribute is incorrectly formatted'
}
},
accesskeys: {
impact: 'serious',
messages: {
pass: 'Accesskey attribute value is unique',
fail: 'Document has multiple elements with the same accesskey'
}
},
'focusable-content': {
impact: 'moderate',
messages: {
pass: 'Element contains focusable elements',
fail: 'Element should have focusable content'
}
},
'focusable-disabled': {
impact: 'serious',
messages: {
pass: 'No focusable elements contained within element',
incomplete: 'Check if the focusable elements immediately move the focus indicator',
fail: 'Focusable content should be disabled or be removed from the DOM'
}
},
'focusable-element': {
impact: 'moderate',
messages: {
pass: 'Element is focusable',
fail: 'Element should be focusable'
}
},
'focusable-modal-open': {
impact: 'serious',
messages: {
pass: 'No focusable elements while a modal is open',
incomplete: 'Check that focusable elements are not tabbable in the current state'
}
},
'focusable-no-name': {
impact: 'serious',
messages: {
pass: 'Element is not in tab order or has accessible text',
fail: 'Element is in tab order and does not have accessible text',
incomplete: 'Unable to determine if element has an accessible name'
}
},
'focusable-not-tabbable': {
impact: 'serious',
messages: {
pass: 'No focusable elements contained within element',
incomplete: 'Check if the focusable elements immediately move the focus indicator',
fail: 'Focusable content should have tabindex=\'-1\' or be removed from the DOM'
}
},
'frame-focusable-content': {
impact: 'serious',
messages: {
pass: 'Element does not have focusable descendants',
fail: 'Element has focusable descendants',
incomplete: 'Could not determine if element has descendants'
}
},
'landmark-is-top-level': {
impact: 'moderate',
messages: {
pass: 'The ${data.role} landmark is at the top level.',
fail: 'The ${data.role} landmark is contained in another landmark.'
}
},
'no-focusable-content': {
impact: 'serious',
messages: {
pass: 'Element does not have focusable descendants',
fail: {
default: 'Element has focusable descendants',
notHidden: 'Using a negative tabindex on an element inside an interactive control does not prevent assistive technologies from focusing the element (even with \'aria-hidden=true\')'
},
incomplete: 'Could not determine if element has descendants'
}
},
'page-has-heading-one': {
impact: 'moderate',
messages: {
pass: 'Page has at least one level-one heading',
fail: 'Page must have a level-one heading'
}
},
'page-has-main': {
impact: 'moderate',
messages: {
pass: 'Document has at least one main landmark',
fail: 'Document does not have a main landmark'
}
},
'page-no-duplicate-banner': {
impact: 'moderate',
messages: {
pass: 'Document does not have more than one banner landmark',
fail: 'Document has more than one banner landmark'
}
},
'page-no-duplicate-contentinfo': {
impact: 'moderate',
messages: {
pass: 'Document does not have more than one contentinfo landmark',
fail: 'Document has more than one contentinfo landmark'
}
},
'page-no-duplicate-main': {
impact: 'moderate',
messages: {
pass: 'Document does not have more than one main landmark',
fail: 'Document has more than one main landmark'
}
},
tabindex: {
impact: 'serious',
messages: {
pass: 'Element does not have a tabindex greater than 0',
fail: 'Element has a tabindex greater than 0'
}
},
'alt-space-value': {
impact: 'critical',
messages: {
pass: 'Element has a valid alt attribute value',
fail: 'Element has an alt attribute containing only a space character, which is not ignored by all screen readers'
}
},
'duplicate-img-label': {
impact: 'minor',
messages: {
pass: 'Element does not duplicate existing text in <img> alt text',
fail: 'Element contains <img> element with alt text that duplicates existing text'
}
},
'explicit-label': {
impact: 'critical',
messages: {
pass: 'Form element has an explicit <label>',
fail: 'Form element does not have an explicit <label>',
incomplete: 'Unable to determine if form element has an explicit <label>'
}
},
'help-same-as-label': {
impact: 'minor',
messages: {
pass: 'Help text (title or aria-describedby) does not duplicate label text',
fail: 'Help text (title or aria-describedby) text is the same as the label text'
}
},
'hidden-explicit-label': {
impact: 'critical',
messages: {
pass: 'Form element has a visible explicit <label>',
fail: 'Form element has explicit <label> that is hidden',
incomplete: 'Unable to determine if form element has explicit <label> that is hidden'
}
},
'implicit-label': {
impact: 'critical',
messages: {
pass: 'Form element has an implicit (wrapped) <label>',
fail: 'Form element does not have an implicit (wrapped) <label>',
incomplete: 'Unable to determine if form element has an implicit (wrapped} <label>'
}
},
'label-content-name-mismatch': {
impact: 'serious',
messages: {
pass: 'Element contains visible text as part of it\'s accessible name',
fail: 'Text inside the element is not included in the accessible name'
}
},
'multiple-label': {
impact: 'moderate',
messages: {
pass: 'Form field does not have multiple label elements',
incomplete: 'Multiple label elements is not widely supported in assistive technologies. Ensure the first label contains all necessary information.'
}
},
'title-only': {
impact: 'serious',
messages: {
pass: 'Form element does not solely use title attribute for its label',
fail: 'Only title used to generate label for form element'
}
},
'landmark-is-unique': {
impact: 'moderate',
messages: {
pass: 'Landmarks must have a unique role or role/label/title (i.e. accessible name) combination',
fail: 'The landmark must have a unique aria-label, aria-labelledby, or title to make landmarks distinguishable'
}
},
'has-lang': {
impact: 'serious',
messages: {
pass: 'The <html> element has a lang attribute',
fail: {
noXHTML: 'The xml:lang attribute is not valid on HTML pages, use the lang attribute.',
noLang: 'The <html> element does not have a lang attribute'
}
}
},
'valid-lang': {
impact: 'serious',
messages: {
pass: 'Value of lang attribute is included in the list of valid languages',
fail: 'Value of lang attribute not included in the list of valid languages'
}
},
'xml-lang-mismatch': {
impact: 'moderate',
messages: {
pass: 'Lang and xml:lang attributes have the same base language',
fail: 'Lang and xml:lang attributes do not have the same base language'
}
},
dlitem: {
impact: 'serious',
messages: {
pass: 'Description list item has a <dl> parent element',
fail: 'Description list item does not have a <dl> parent element'
}
},
listitem: {
impact: 'serious',
messages: {
pass: 'List item has a <ul>, <ol> or role="list" parent element',
fail: {
default: 'List item does not have a <ul>, <ol> parent element',
roleNotValid: 'List item does not have a <ul>, <ol> parent element without a role, or a role="list"'
}
}
},
'only-dlitems': {
impact: 'serious',
messages: {
pass: 'dl element only has direct children that are allowed inside; <dt>, <dd>, or <div> elements',
fail: 'dl element has direct children that are not allowed: ${data.values}'
}
},
'only-listitems': {
impact: 'serious',
messages: {
pass: 'List element only has direct children that are allowed inside <li> elements',
fail: 'List element has direct children that are not allowed: ${data.values}'
}
},
'structured-dlitems': {
impact: 'serious',
messages: {
pass: 'When not empty, element has both <dt> and <dd> elements',
fail: 'When not empty, element does not have at least one <dt> element followed by at least one <dd> element'
}
},
caption: {
impact: 'critical',
messages: {
pass: 'The multimedia element has a captions track',
incomplete: 'Check that captions is available for the element'
}
},
'frame-tested': {
impact: 'critical',
messages: {
pass: 'The iframe was tested with axe-core',
fail: 'The iframe could not be tested with axe-core',
incomplete: 'The iframe still has to be tested with axe-core'
}
},
'no-autoplay-audio': {
impact: 'moderate',
messages: {
pass: '<video> or <audio> does not output audio for more than allowed duration or has controls mechanism',
fail: '<video> or <audio> outputs audio for more than allowed duration and does not have a controls mechanism',
incomplete: 'Check that the <video> or <audio> does not output audio for more than allowed duration or provides a controls mechanism'
}
},
'css-orientation-lock': {
impact: 'serious',
messages: {
pass: 'Display is operable, and orientation lock does not exist',
fail: 'CSS Orientation lock is applied, and makes display inoperable',
incomplete: 'CSS Orientation lock cannot be determined'
}
},
'meta-viewport-large': {
impact: 'minor',
messages: {
pass: '<meta> tag does not prevent significant zooming on mobile devices',
fail: '<meta> tag limits zooming on mobile devices'
}
},
'meta-viewport': {
impact: 'critical',
messages: {
pass: '<meta> tag does not disable zooming on mobile devices',
fail: '${data} on <meta> tag disables zooming on mobile devices'
}
},
'target-offset': {
impact: 'serious',
messages: {
pass: 'Target has sufficient offset from its closest neighbor (${data.closestOffset}px should be at least ${data.minOffset}px)',
fail: 'Target has insufficient offset from its closest neighbor (${data.closestOffset}px should be at least ${data.minOffset}px)',
incomplete: {
default: 'Element with negative tabindex has insufficient offset from its closest neighbor (${data.closestOffset}px should be at least ${data.minOffset}px). Is this a target?',
nonTabbableNeighbor: 'Target has insufficient offset from a neighbor with negative tabindex (${data.closestOffset}px should be at least ${data.minOffset}px). Is the neighbor a target?'
}
}
},
'target-size': {
impact: 'serious',
messages: {
pass: {
default: 'Control has sufficient size (${data.width}px by ${data.height}px, should be at least ${data.minSize}px by ${data.minSize}px)',
obscured: 'Control is ignored because it is fully obscured and thus not clickable'
},
fail: {
default: 'Target has insufficient size (${data.width}px by ${data.height}px, should be at least ${data.minSize}px by ${data.minSize}px)',
partiallyObscured: 'Target has insufficient size because it is partially obscured (smallest space is ${data.width}px by ${data.height}px, should be at least ${data.minSize}px by ${data.minSize}px)'
},
incomplete: {
default: 'Element with negative tabindex has insufficient size (${data.width}px by ${data.height}px, should be at least ${data.minSize}px by ${data.minSize}px). Is this a target?',
contentOverflow: 'Element size could not be accurately determined due to overflow content',
partiallyObscured: 'Element with negative tabindex has insufficient size because it is partially obscured (smallest space is ${data.width}px by ${data.height}px, should be at least ${data.minSize}px by ${data.minSize}px). Is this a target?',
partiallyObscuredNonTabbable: 'Target has insufficient size because it is partially obscured by a neighbor with negative tabindex (smallest space is ${data.width}px by ${data.height}px, should be at least ${data.minSize}px by ${data.minSize}px). Is the neighbor a target?'
}
}
},
'header-present': {
impact: 'serious',
messages: {
pass: 'Page has a heading',
fail: 'Page does not have a heading'
}
},
'heading-order': {
impact: 'moderate',
messages: {
pass: 'Heading order valid',
fail: 'Heading order invalid',
incomplete: 'Unable to determine previous heading'
}
},
'identical-links-same-purpose': {
impact: 'minor',
messages: {
pass: 'There are no other links with the same name, that go to a different URL',
incomplete: 'Check that links have the same purpose, or are intentionally ambiguous.'
}
},
'internal-link-present': {
impact: 'serious',
messages: {
pass: 'Valid skip link found',
fail: 'No valid skip link found'
}
},
landmark: {
impact: 'serious',
messages: {
pass: 'Page has a landmark region',
fail: 'Page does not have a landmark region'
}
},
'meta-refresh-no-exceptions': {
impact: 'minor',
messages: {
pass: '<meta> tag does not immediately refresh the page',
fail: '<meta> tag forces timed refresh of page'
}
},
'meta-refresh': {
impact: 'critical',
messages: {
pass: '<meta> tag does not immediately refresh the page',
fail: '<meta> tag forces timed refresh of page (less than 20 hours)'
}
},
'p-as-heading': {
impact: 'serious',
messages: {
pass: '<p> elements are not styled as headings',
fail: 'Heading elements should be used instead of styled <p> elements',
incomplete: 'Unable to determine if <p> elements are styled as headings'
}
},
region: {
impact: 'moderate',
messages: {
pass: 'All page content is contained by landmarks',
fail: 'Some page content is not contained by landmarks'
}
},
'skip-link': {
impact: 'moderate',
messages: {
pass: 'Skip link target exists',
incomplete: 'Skip link target should become visible on activation',
fail: 'No skip link target'
}
},
'unique-frame-title': {
impact: 'serious',
messages: {
pass: 'Element\'s title attribute is unique',
fail: 'Element\'s title attribute is not unique'
}
},
'duplicate-id-active': {
impact: 'serious',
messages: {
pass: 'Document has no active elements that share the same id attribute',
fail: 'Document has active elements with the same id attribute: ${data}'
}
},
'duplicate-id-aria': {
impact: 'critical',
messages: {
pass: 'Document has no elements referenced with ARIA or labels that share the same id attribute',
fail: 'Document has multiple elements referenced with ARIA with the same id attribute: ${data}'
}
},
'duplicate-id': {
impact: 'minor',
messages: {
pass: 'Document has no static elements that share the same id attribute',
fail: 'Document has multiple static elements with the same id attribute: ${data}'
}
},
'aria-label': {
impact: 'serious',
messages: {
pass: 'aria-label attribute exists and is not empty',
fail: 'aria-label attribute does not exist or is empty'
}
},
'aria-labelledby': {
impact: 'serious',
messages: {
pass: 'aria-labelledby attribute exists and references elements that are visible to screen readers',
fail: 'aria-labelledby attribute does not exist, references elements that do not exist or references elements that are empty',
incomplete: 'ensure aria-labelledby references an existing element'
}
},
'avoid-inline-spacing': {
impact: 'serious',
messages: {
pass: 'No inline styles with \'!important\' that affect text spacing has been specified',
fail: {
singular: 'Remove \'!important\' from inline style ${data.values}, as overriding this is not supported by most browsers',
plural: 'Remove \'!important\' from inline styles ${data.values}, as overriding this is not supported by most browsers'
}
}
},
'button-has-visible-text': {
impact: 'critical',
messages: {
pass: 'Element has inner text that is visible to screen readers',
fail: 'Element does not have inner text that is visible to screen readers',
incomplete: 'Unable to determine if element has children'
}
},
'doc-has-title': {
impact: 'serious',
messages: {
pass: 'Document has a non-empty <title> element',
fail: 'Document does not have a non-empty <title> element'
}
},
exists: {
impact: 'minor',
messages: {
pass: 'Element does not exist',
incomplete: 'Element exists'
}
},
'has-alt': {
impact: 'critical',
messages: {
pass: 'Element has an alt attribute',
fail: 'Element does not have an alt attribute'
}
},
'has-visible-text': {
impact: 'minor',
messages: {
pass: 'Element has text that is visible to screen readers',
fail: 'Element does not have text that is visible to screen readers',
incomplete: 'Unable to determine if element has children'
}
},
'important-letter-spacing': {
impact: 'serious',
messages: {
pass: 'Letter-spacing in the style attribute is not set to !important, or meets the minimum',
fail: 'letter-spacing in the style attribute must not use !important, or be at ${data.minValue}em (current ${data.value}em)'
}
},
'important-line-height': {
impact: 'serious',
messages: {
pass: 'line-height in the style attribute is not set to !important, or meets the minimum',
fail: 'line-height in the style attribute must not use !important, or be at ${data.minValue}em (current ${data.value}em)'
}
},
'important-word-spacing': {
impact: 'serious',
messages: {
pass: 'word-spacing in the style attribute is not set to !important, or meets the minimum',
fail: 'word-spacing in the style attribute must not use !important, or be at ${data.minValue}em (current ${data.value}em)'
}
},
'is-on-screen': {
impact: 'serious',
messages: {
pass: 'Element is not visible',
fail: 'Element is visible'
}
},
'non-empty-alt': {
impact: 'critical',
messages: {
pass: 'Element has a non-empty alt attribute',
fail: {
noAttr: 'Element has no alt attribute',
emptyAttr: 'Element has an empty alt attribute'
}
}
},
'non-empty-if-present': {
impact: 'critical',
messages: {
pass: {
default: 'Element does not have a value attribute',
'has-label': 'Element has a non-empty value attribute'
},
fail: 'Element has a value attribute and the value attribute is empty'
}
},
'non-empty-placeholder': {
impact: 'serious',
messages: {
pass: 'Element has a placeholder attribute',
fail: {
noAttr: 'Element has no placeholder attribute',
emptyAttr: 'Element has an empty placeholder attribute'
}
}
},
'non-empty-title': {
impact: 'serious',
messages: {
pass: 'Element has a title attribute',
fail: {
noAttr: 'Element has no title attribute',
emptyAttr: 'Element has an empty title attribute'
}
}
},
'non-empty-value': {
impact: 'critical',
messages: {
pass: 'Element has a non-empty value attribute',
fail: {
noAttr: 'Element has no value attribute',
emptyAttr: 'Element has an empty value attribute'
}
}
},
'presentational-role': {
impact: 'minor',
messages: {
pass: 'Element\'s default semantics were overriden with role="${data.role}"',
fail: {
default: 'Element\'s default semantics were not overridden with role="none" or role="presentation"',
globalAria: 'Element\'s role is not presentational because it has a global ARIA attribute',
focusable: 'Element\'s role is not presentational because it is focusable',
both: 'Element\'s role is not presentational because it has a global ARIA attribute and is focusable',
iframe: 'Using the "title" attribute on an ${data.nodeName} element with a presentational role behaves inconsistently between screen readers'
}
}
},
'role-none': {
impact: 'minor',
messages: {
pass: 'Element\'s default semantics were overriden with role="none"',
fail: 'Element\'s default semantics were not overridden with role="none"'
}
},
'role-presentation': {
impact: 'minor',
messages: {
pass: 'Element\'s default semantics were overriden with role="presentation"',
fail: 'Element\'s default semantics were not overridden with role="presentation"'
}
},
'svg-non-empty-title': {
impact: 'serious',
messages: {
pass: 'Element has a child that is a title',
fail: {
noTitle: 'Element has no child that is a title',
emptyTitle: 'Element child title is empty'
},
incomplete: 'Unable to determine element has a child that is a title'
}
},
'caption-faked': {
impact: 'serious',
messages: {
pass: 'The first row of a table is not used as a caption',
fail: 'The first child of the table should be a caption instead of a table cell'
}
},
'html5-scope': {
impact: 'moderate',
messages: {
pass: 'Scope attribute is only used on table header elements (<th>)',
fail: 'In HTML 5, scope attributes may only be used on table header elements (<th>)'
}
},
'same-caption-summary': {
impact: 'minor',
messages: {
pass: 'Content of summary attribute and <caption> are not duplicated',
fail: 'Content of summary attribute and <caption> element are identical',
incomplete: 'Unable to determine if <table> element has a caption'
}
},
'scope-value': {
impact: 'critical',
messages: {
pass: 'Scope attribute is used correctly',
fail: 'The value of the scope attribute may only be \'row\' or \'col\''
}
},
'td-has-header': {
impact: 'critical',
messages: {
pass: 'All non-empty data cells have table headers',
fail: 'Some non-empty data cells do not have table headers'
}
},
'td-headers-attr': {
impact: 'serious',
messages: {
pass: 'The headers attribute is exclusively used to refer to other cells in the table',
incomplete: 'The headers attribute is empty',
fail: 'The headers attribute is not exclusively used to refer to other cells in the table'
}
},
'th-has-data-cells': {
impact: 'serious',
messages: {
pass: 'All table header cells refer to data cells',
fail: 'Not all table header cells refer to data cells',
incomplete: 'Table data cells are missing or empty'
}
},
'hidden-content': {
impact: 'minor',
messages: {
pass: 'All content on the page has been analyzed.',
fail: 'There were problems analyzing the content on this page.',
incomplete: 'There is hidden content on the page that was not analyzed. You will need to trigger the display of this content in order to analyze it.'
}
}
},
failureSummaries: {
any: {
failureMessage: function anonymous(it) {
var out = 'Fix any of the following:';
var arr1 = it;
if (arr1) {
var value, i1 = -1, l1 = arr1.length - 1;
while (i1 < l1) {
value = arr1[i1 += 1];
out += '\n ' + value.split('\n').join('\n ');
}
}
return out;
}
},
none: {
failureMessage: function anonymous(it) {
var out = 'Fix all of the following:';
var arr1 = it;
if (arr1) {
var value, i1 = -1, l1 = arr1.length - 1;
while (i1 < l1) {
value = arr1[i1 += 1];
out += '\n ' + value.split('\n').join('\n ');
}
}
return out;
}
}
},
incompleteFallbackMessage: 'axe couldn\'t tell the reason. Time to break out the element inspector!'
},
rules: [ {
id: 'accesskeys',
selector: '[accesskey]',
excludeHidden: false,
tags: [ 'cat.keyboard', 'best-practice' ],
all: [],
any: [],
none: [ 'accesskeys' ]
}, {
id: 'area-alt',
selector: 'map area[href]',
excludeHidden: false,
tags: [ 'cat.text-alternatives', 'wcag2a', 'wcag244', 'wcag412', 'section508', 'section508.22.a', 'ACT' ],
actIds: [ 'c487ae' ],
all: [],
any: [ {
options: {
attribute: 'alt'
},
id: 'non-empty-alt'
}, 'aria-label', 'aria-labelledby', {
options: {
attribute: 'title'
},
id: 'non-empty-title'
} ],
none: []
}, {
id: 'aria-allowed-attr',
matches: 'aria-allowed-attr-matches',
tags: [ 'cat.aria', 'wcag2a', 'wcag412' ],
actIds: [ '5c01ea' ],
all: [],
any: [ {
options: {
validTreeRowAttrs: [ 'aria-posinset', 'aria-setsize', 'aria-expanded', 'aria-level' ]
},
id: 'aria-allowed-attr'
} ],
none: [ 'aria-unsupported-attr', {
options: {
elementsAllowedAriaLabel: [ 'applet', 'input' ]
},
id: 'aria-prohibited-attr'
} ]
}, {
id: 'aria-allowed-role',
excludeHidden: false,
selector: '[role]',
matches: 'aria-allowed-role-matches',
tags: [ 'cat.aria', 'best-practice' ],
all: [],
any: [ {
options: {
allowImplicit: true,
ignoredTags: []
},
id: 'aria-allowed-role'
} ],
none: []
}, {
id: 'aria-command-name',
selector: '[role="link"], [role="button"], [role="menuitem"]',
matches: 'no-naming-method-matches',
tags: [ 'cat.aria', 'wcag2a', 'wcag412', 'ACT' ],
actIds: [ '97a4e1' ],
all: [],
any: [ 'has-visible-text', 'aria-label', 'aria-labelledby', {
options: {
attribute: 'title'
},
id: 'non-empty-title'
} ],
none: []
}, {
id: 'aria-dialog-name',
selector: '[role="dialog"], [role="alertdialog"]',
matches: 'no-naming-method-matches',
tags: [ 'cat.aria', 'best-practice' ],
all: [],
any: [ 'aria-label', 'aria-labelledby', {
options: {
attribute: 'title'
},
id: 'non-empty-title'
} ],
none: []
}, {
id: 'aria-hidden-body',
selector: 'body',
excludeHidden: false,
matches: 'is-initiator-matches',
tags: [ 'cat.aria', 'wcag2a', 'wcag412' ],
all: [],
any: [ 'aria-hidden-body' ],
none: []
}, {
id: 'aria-hidden-focus',
selector: '[aria-hidden="true"]',
matches: 'aria-hidden-focus-matches',
excludeHidden: false,
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tags: [ 'cat.parsing', 'wcag2a', 'wcag222' ],
all: [],
any: [],
none: [ 'is-on-screen' ]
}, {
id: 'meta-refresh-no-exceptions',
selector: 'meta[http-equiv="refresh"][content]',
excludeHidden: false,
enabled: false,
tags: [ 'cat.time-and-media', 'wcag2aaa', 'wcag224', 'wcag325' ],
actIds: [ 'bisz58' ],
all: [],
any: [ {
options: {
minDelay: 72e3,
maxDelay: false
},
id: 'meta-refresh-no-exceptions'
} ],
none: []
}, {
id: 'meta-refresh',
selector: 'meta[http-equiv="refresh"][content]',
excludeHidden: false,
tags: [ 'cat.time-and-media', 'wcag2a', 'wcag221' ],
actIds: [ 'bc659a', 'bisz58' ],
all: [],
any: [ {
options: {
minDelay: 0,
maxDelay: 72e3
},
id: 'meta-refresh'
} ],
none: []
}, {
id: 'meta-viewport-large',
selector: 'meta[name="viewport"]',
matches: 'is-initiator-matches',
excludeHidden: false,
tags: [ 'cat.sensory-and-visual-cues', 'best-practice' ],
all: [],
any: [ {
options: {
scaleMinimum: 5,
lowerBound: 2
},
id: 'meta-viewport-large'
} ],
none: []
}, {
id: 'meta-viewport',
selector: 'meta[name="viewport"]',
matches: 'is-initiator-matches',
excludeHidden: false,
tags: [ 'cat.sensory-and-visual-cues', 'wcag2aa', 'wcag144', 'ACT' ],
actIds: [ 'b4f0c3' ],
all: [],
any: [ {
options: {
scaleMinimum: 2
},
id: 'meta-viewport'
} ],
none: []
}, {
id: 'nested-interactive',
matches: 'nested-interactive-matches',
tags: [ 'cat.keyboard', 'wcag2a', 'wcag412' ],
actIds: [ '307n5z' ],
all: [],
any: [ 'no-focusable-content' ],
none: []
}, {
id: 'no-autoplay-audio',
excludeHidden: false,
selector: 'audio[autoplay], video[autoplay]',
matches: 'no-autoplay-audio-matches',
reviewOnFail: true,
tags: [ 'cat.time-and-media', 'wcag2a', 'wcag142', 'ACT' ],
actIds: [ '80f0bf' ],
preload: true,
all: [ {
options: {
allowedDuration: 3
},
id: 'no-autoplay-audio'
} ],
any: [],
none: []
}, {
id: 'object-alt',
selector: 'object[data]',
matches: 'object-is-loaded-matches',
tags: [ 'cat.text-alternatives', 'wcag2a', 'wcag111', 'section508', 'section508.22.a' ],
actIds: [ '8fc3b6' ],
all: [],
any: [ 'aria-label', 'aria-labelledby', {
options: {
attribute: 'title'
},
id: 'non-empty-title'
}, 'presentational-role' ],
none: []
}, {
id: 'p-as-heading',
selector: 'p',
matches: 'p-as-heading-matches',
tags: [ 'cat.semantics', 'wcag2a', 'wcag131', 'experimental' ],
all: [ {
options: {
margins: [ {
weight: 150,
italic: true
}, {
weight: 150,
size: 1.15
}, {
italic: true,
size: 1.15
}, {
size: 1.4
} ],
passLength: 1,
failLength: .5
},
id: 'p-as-heading'
} ],
any: [],
none: []
}, {
id: 'page-has-heading-one',
selector: 'html',
tags: [ 'cat.semantics', 'best-practice' ],
all: [ {
options: {
selector: 'h1:not([role], [aria-level]), :is(h1, h2, h3, h4, h5, h6):not([role])[aria-level=1], [role=heading][aria-level=1]',
passForModal: true
},
id: 'page-has-heading-one'
} ],
any: [],
none: []
}, {
id: 'presentation-role-conflict',
selector: 'img[alt=\'\'], [role="none"], [role="presentation"]',
matches: 'has-implicit-chromium-role-matches',
tags: [ 'cat.aria', 'best-practice', 'ACT' ],
actIds: [ '46ca7f' ],
all: [],
any: [],
none: [ 'is-element-focusable', 'has-global-aria-attribute' ]
}, {
id: 'region',
selector: 'body *',
tags: [ 'cat.keyboard', 'best-practice' ],
all: [],
any: [ {
options: {
regionMatcher: 'dialog, [role=dialog], [role=alertdialog], svg'
},
id: 'region'
} ],
none: []
}, {
id: 'role-img-alt',
selector: '[role=\'img\']:not(img, area, input, object)',
matches: 'html-namespace-matches',
tags: [ 'cat.text-alternatives', 'wcag2a', 'wcag111', 'section508', 'section508.22.a', 'ACT' ],
actIds: [ '23a2a8' ],
all: [],
any: [ 'aria-label', 'aria-labelledby', {
options: {
attribute: 'title'
},
id: 'non-empty-title'
} ],
none: []
}, {
id: 'scope-attr-valid',
selector: 'td[scope], th[scope]',
tags: [ 'cat.tables', 'best-practice' ],
all: [ 'html5-scope', {
options: {
values: [ 'row', 'col', 'rowgroup', 'colgroup' ]
},
id: 'scope-value'
} ],
any: [],
none: []
}, {
id: 'scrollable-region-focusable',
selector: '*:not(select,textarea)',
matches: 'scrollable-region-focusable-matches',
tags: [ 'cat.keyboard', 'wcag2a', 'wcag211' ],
actIds: [ '0ssw9k' ],
all: [],
any: [ 'focusable-content', 'focusable-element' ],
none: []
}, {
id: 'select-name',
selector: 'select',
tags: [ 'cat.forms', 'wcag2a', 'wcag412', 'section508', 'section508.22.n', 'ACT' ],
actIds: [ 'e086e5' ],
all: [],
any: [ 'implicit-label', 'explicit-label', 'aria-label', 'aria-labelledby', {
options: {
attribute: 'title'
},
id: 'non-empty-title'
}, 'presentational-role' ],
none: [ 'help-same-as-label', 'hidden-explicit-label' ]
}, {
id: 'server-side-image-map',
selector: 'img[ismap]',
tags: [ 'cat.text-alternatives', 'wcag2a', 'wcag211', 'section508', 'section508.22.f' ],
all: [],
any: [],
none: [ 'exists' ]
}, {
id: 'skip-link',
selector: 'a[href^="#"], a[href^="/#"]',
matches: 'skip-link-matches',
tags: [ 'cat.keyboard', 'best-practice' ],
all: [],
any: [ 'skip-link' ],
none: []
}, {
id: 'svg-img-alt',
selector: '[role="img"], [role="graphics-symbol"], svg[role="graphics-document"]',
matches: 'svg-namespace-matches',
tags: [ 'cat.text-alternatives', 'wcag2a', 'wcag111', 'section508', 'section508.22.a', 'ACT' ],
actIds: [ '7d6734' ],
all: [],
any: [ 'svg-non-empty-title', 'aria-label', 'aria-labelledby', {
options: {
attribute: 'title'
},
id: 'non-empty-title'
} ],
none: []
}, {
id: 'tabindex',
selector: '[tabindex]',
tags: [ 'cat.keyboard', 'best-practice' ],
all: [],
any: [ 'tabindex' ],
none: []
}, {
id: 'table-duplicate-name',
selector: 'table',
tags: [ 'cat.tables', 'best-practice' ],
all: [],
any: [],
none: [ 'same-caption-summary' ]
}, {
id: 'table-fake-caption',
selector: 'table',
matches: 'data-table-matches',
tags: [ 'cat.tables', 'experimental', 'wcag2a', 'wcag131', 'section508', 'section508.22.g' ],
all: [ 'caption-faked' ],
any: [],
none: []
}, {
id: 'target-size',
selector: '*',
enabled: false,
matches: 'widget-not-inline-matches',
tags: [ 'wcag22aa', 'wcag258', 'cat.sensory-and-visual-cues' ],
all: [],
any: [ {
options: {
minSize: 24
},
id: 'target-size'
}, {
options: {
minOffset: 24
},
id: 'target-offset'
} ],
none: []
}, {
id: 'td-has-header',
selector: 'table',
matches: 'data-table-large-matches',
tags: [ 'cat.tables', 'experimental', 'wcag2a', 'wcag131', 'section508', 'section508.22.g' ],
all: [ 'td-has-header' ],
any: [],
none: []
}, {
id: 'td-headers-attr',
selector: 'table',
matches: 'table-or-grid-role-matches',
tags: [ 'cat.tables', 'wcag2a', 'wcag131', 'section508', 'section508.22.g' ],
actIds: [ 'a25f45' ],
all: [ 'td-headers-attr' ],
any: [],
none: []
}, {
id: 'th-has-data-cells',
selector: 'table',
matches: 'data-table-matches',
tags: [ 'cat.tables', 'wcag2a', 'wcag131', 'section508', 'section508.22.g' ],
actIds: [ 'd0f69e' ],
all: [ 'th-has-data-cells' ],
any: [],
none: []
}, {
id: 'valid-lang',
selector: '[lang]:not(html), [xml\\:lang]:not(html)',
tags: [ 'cat.language', 'wcag2aa', 'wcag312', 'ACT' ],
actIds: [ 'de46e4' ],
all: [],
any: [],
none: [ {
options: {
attributes: [ 'lang', 'xml:lang' ]
},
id: 'valid-lang'
} ]
}, {
id: 'video-caption',
selector: 'video',
tags: [ 'cat.text-alternatives', 'wcag2a', 'wcag122', 'section508', 'section508.22.a' ],
actIds: [ 'eac66b' ],
all: [],
any: [],
none: [ 'caption' ]
} ],
checks: [ {
id: 'abstractrole',
evaluate: 'abstractrole-evaluate'
}, {
id: 'aria-allowed-attr',
evaluate: 'aria-allowed-attr-evaluate',
options: {
validTreeRowAttrs: [ 'aria-posinset', 'aria-setsize', 'aria-expanded', 'aria-level' ]
}
}, {
id: 'aria-allowed-role',
evaluate: 'aria-allowed-role-evaluate',
options: {
allowImplicit: true,
ignoredTags: []
}
}, {
id: 'aria-busy',
evaluate: 'aria-busy-evaluate'
}, {
id: 'aria-errormessage',
evaluate: 'aria-errormessage-evaluate'
}, {
id: 'aria-hidden-body',
evaluate: 'aria-hidden-body-evaluate'
}, {
id: 'aria-level',
evaluate: 'aria-level-evaluate'
}, {
id: 'aria-prohibited-attr',
evaluate: 'aria-prohibited-attr-evaluate',
options: {
elementsAllowedAriaLabel: [ 'applet', 'input' ]
}
}, {
id: 'aria-required-attr',
evaluate: 'aria-required-attr-evaluate'
}, {
id: 'aria-required-children',
evaluate: 'aria-required-children-evaluate',
options: {
reviewEmpty: [ 'doc-bibliography', 'doc-endnotes', 'grid', 'list', 'listbox', 'menu', 'menubar', 'table', 'tablist', 'tree', 'treegrid', 'rowgroup' ]
}
}, {
id: 'aria-required-parent',
evaluate: 'aria-required-parent-evaluate',
options: {
ownGroupRoles: [ 'listitem', 'treeitem' ]
}
}, {
id: 'aria-roledescription',
evaluate: 'aria-roledescription-evaluate',
options: {
supportedRoles: [ 'button', 'img', 'checkbox', 'radio', 'combobox', 'menuitemcheckbox', 'menuitemradio' ]
}
}, {
id: 'aria-unsupported-attr',
evaluate: 'aria-unsupported-attr-evaluate'
}, {
id: 'aria-valid-attr-value',
evaluate: 'aria-valid-attr-value-evaluate',
options: []
}, {
id: 'aria-valid-attr',
evaluate: 'aria-valid-attr-evaluate',
options: []
}, {
id: 'deprecatedrole',
evaluate: 'deprecatedrole-evaluate'
}, {
id: 'fallbackrole',
evaluate: 'fallbackrole-evaluate'
}, {
id: 'has-global-aria-attribute',
evaluate: 'has-global-aria-attribute-evaluate'
}, {
id: 'has-widget-role',
evaluate: 'has-widget-role-evaluate',
options: []
}, {
id: 'invalidrole',
evaluate: 'invalidrole-evaluate'
}, {
id: 'is-element-focusable',
evaluate: 'is-element-focusable-evaluate'
}, {
id: 'no-implicit-explicit-label',
evaluate: 'no-implicit-explicit-label-evaluate'
}, {
id: 'unsupportedrole',
evaluate: 'unsupportedrole-evaluate'
}, {
id: 'valid-scrollable-semantics',
evaluate: 'valid-scrollable-semantics-evaluate',
options: {
roles: [ 'tooltip' ]
}
}, {
id: 'color-contrast-enhanced',
evaluate: 'color-contrast-evaluate',
options: {
ignoreUnicode: true,
ignoreLength: false,
ignorePseudo: false,
boldValue: 700,
boldTextPt: 14,
largeTextPt: 18,
contrastRatio: {
normal: {
expected: 7,
minThreshold: 4.5
},
large: {
expected: 4.5,
minThreshold: 3
}
},
pseudoSizeThreshold: .25,
shadowOutlineEmMax: .1,
textStrokeEmMin: .03
}
}, {
id: 'color-contrast',
evaluate: 'color-contrast-evaluate',
options: {
ignoreUnicode: true,
ignoreLength: false,
ignorePseudo: false,
boldValue: 700,
boldTextPt: 14,
largeTextPt: 18,
contrastRatio: {
normal: {
expected: 4.5
},
large: {
expected: 3
}
},
pseudoSizeThreshold: .25,
shadowOutlineEmMax: .2,
textStrokeEmMin: .03
}
}, {
id: 'link-in-text-block-style',
evaluate: 'link-in-text-block-style-evaluate'
}, {
id: 'link-in-text-block',
evaluate: 'link-in-text-block-evaluate',
options: {
requiredContrastRatio: 3,
allowSameColor: true
}
}, {
id: 'autocomplete-appropriate',
evaluate: 'autocomplete-appropriate-evaluate',
deprecated: true
}, {
id: 'autocomplete-valid',
evaluate: 'autocomplete-valid-evaluate',
options: {
stateTerms: [ 'none', 'false', 'true', 'disabled', 'enabled', 'undefined', 'null' ]
}
}, {
id: 'accesskeys',
evaluate: 'accesskeys-evaluate',
after: 'accesskeys-after'
}, {
id: 'focusable-content',
evaluate: 'focusable-content-evaluate'
}, {
id: 'focusable-disabled',
evaluate: 'focusable-disabled-evaluate'
}, {
id: 'focusable-element',
evaluate: 'focusable-element-evaluate'
}, {
id: 'focusable-modal-open',
evaluate: 'focusable-modal-open-evaluate'
}, {
id: 'focusable-no-name',
evaluate: 'focusable-no-name-evaluate'
}, {
id: 'focusable-not-tabbable',
evaluate: 'focusable-not-tabbable-evaluate'
}, {
id: 'frame-focusable-content',
evaluate: 'frame-focusable-content-evaluate'
}, {
id: 'landmark-is-top-level',
evaluate: 'landmark-is-top-level-evaluate'
}, {
id: 'no-focusable-content',
evaluate: 'no-focusable-content-evaluate'
}, {
id: 'page-has-heading-one',
evaluate: 'has-descendant-evaluate',
after: 'has-descendant-after',
options: {
selector: 'h1:not([role], [aria-level]), :is(h1, h2, h3, h4, h5, h6):not([role])[aria-level=1], [role=heading][aria-level=1]',
passForModal: true
}
}, {
id: 'page-has-main',
evaluate: 'has-descendant-evaluate',
after: 'has-descendant-after',
options: {
selector: 'main:not([role]), [role=\'main\']',
passForModal: true
}
}, {
id: 'page-no-duplicate-banner',
evaluate: 'page-no-duplicate-evaluate',
after: 'page-no-duplicate-after',
options: {
selector: 'header:not([role]), [role=banner]',
nativeScopeFilter: 'article, aside, main, nav, section'
}
}, {
id: 'page-no-duplicate-contentinfo',
evaluate: 'page-no-duplicate-evaluate',
after: 'page-no-duplicate-after',
options: {
selector: 'footer:not([role]), [role=contentinfo]',
nativeScopeFilter: 'article, aside, main, nav, section'
}
}, {
id: 'page-no-duplicate-main',
evaluate: 'page-no-duplicate-evaluate',
after: 'page-no-duplicate-after',
options: {
selector: 'main:not([role]), [role=\'main\']'
}
}, {
id: 'tabindex',
evaluate: 'tabindex-evaluate'
}, {
id: 'alt-space-value',
evaluate: 'alt-space-value-evaluate'
}, {
id: 'duplicate-img-label',
evaluate: 'duplicate-img-label-evaluate',
options: {
parentSelector: 'button, [role=button], a[href], p, li, td, th'
}
}, {
id: 'explicit-label',
evaluate: 'explicit-evaluate'
}, {
id: 'help-same-as-label',
evaluate: 'help-same-as-label-evaluate',
enabled: false
}, {
id: 'hidden-explicit-label',
evaluate: 'hidden-explicit-label-evaluate'
}, {
id: 'implicit-label',
evaluate: 'implicit-evaluate'
}, {
id: 'label-content-name-mismatch',
evaluate: 'label-content-name-mismatch-evaluate',
options: {
pixelThreshold: .1,
occurrenceThreshold: 3
}
}, {
id: 'multiple-label',
evaluate: 'multiple-label-evaluate'
}, {
id: 'title-only',
evaluate: 'title-only-evaluate'
}, {
id: 'landmark-is-unique',
evaluate: 'landmark-is-unique-evaluate',
after: 'landmark-is-unique-after'
}, {
id: 'has-lang',
evaluate: 'has-lang-evaluate',
options: {
attributes: [ 'lang', 'xml:lang' ]
}
}, {
id: 'valid-lang',
evaluate: 'valid-lang-evaluate',
options: {
attributes: [ 'lang', 'xml:lang' ]
}
}, {
id: 'xml-lang-mismatch',
evaluate: 'xml-lang-mismatch-evaluate'
}, {
id: 'dlitem',
evaluate: 'dlitem-evaluate'
}, {
id: 'listitem',
evaluate: 'listitem-evaluate'
}, {
id: 'only-dlitems',
evaluate: 'invalid-children-evaluate',
options: {
validRoles: [ 'definition', 'term', 'listitem' ],
validNodeNames: [ 'dt', 'dd' ],
divGroups: true
}
}, {
id: 'only-listitems',
evaluate: 'invalid-children-evaluate',
options: {
validRoles: [ 'listitem' ],
validNodeNames: [ 'li' ]
}
}, {
id: 'structured-dlitems',
evaluate: 'structured-dlitems-evaluate'
}, {
id: 'caption',
evaluate: 'caption-evaluate'
}, {
id: 'frame-tested',
evaluate: 'frame-tested-evaluate',
after: 'frame-tested-after',
options: {
isViolation: false
}
}, {
id: 'no-autoplay-audio',
evaluate: 'no-autoplay-audio-evaluate',
options: {
allowedDuration: 3
}
}, {
id: 'css-orientation-lock',
evaluate: 'css-orientation-lock-evaluate',
options: {
degreeThreshold: 2
}
}, {
id: 'meta-viewport-large',
evaluate: 'meta-viewport-scale-evaluate',
options: {
scaleMinimum: 5,
lowerBound: 2
}
}, {
id: 'meta-viewport',
evaluate: 'meta-viewport-scale-evaluate',
options: {
scaleMinimum: 2
}
}, {
id: 'target-offset',
evaluate: 'target-offset-evaluate',
options: {
minOffset: 24
}
}, {
id: 'target-size',
evaluate: 'target-size-evaluate',
options: {
minSize: 24
}
}, {
id: 'header-present',
evaluate: 'has-descendant-evaluate',
after: 'has-descendant-after',
options: {
selector: ':is(h1, h2, h3, h4, h5, h6):not([role]), [role=heading]'
}
}, {
id: 'heading-order',
evaluate: 'heading-order-evaluate',
after: 'heading-order-after'
}, {
id: 'identical-links-same-purpose',
evaluate: 'identical-links-same-purpose-evaluate',
after: 'identical-links-same-purpose-after'
}, {
id: 'internal-link-present',
evaluate: 'internal-link-present-evaluate'
}, {
id: 'landmark',
evaluate: 'has-descendant-evaluate',
options: {
selector: 'main, [role=main]'
}
}, {
id: 'meta-refresh-no-exceptions',
evaluate: 'meta-refresh-evaluate',
options: {
minDelay: 72e3,
maxDelay: false
}
}, {
id: 'meta-refresh',
evaluate: 'meta-refresh-evaluate',
options: {
minDelay: 0,
maxDelay: 72e3
}
}, {
id: 'p-as-heading',
evaluate: 'p-as-heading-evaluate',
options: {
margins: [ {
weight: 150,
italic: true
}, {
weight: 150,
size: 1.15
}, {
italic: true,
size: 1.15
}, {
size: 1.4
} ],
passLength: 1,
failLength: .5
}
}, {
id: 'region',
evaluate: 'region-evaluate',
after: 'region-after',
options: {
regionMatcher: 'dialog, [role=dialog], [role=alertdialog], svg'
}
}, {
id: 'skip-link',
evaluate: 'skip-link-evaluate'
}, {
id: 'unique-frame-title',
evaluate: 'unique-frame-title-evaluate',
after: 'unique-frame-title-after'
}, {
id: 'duplicate-id-active',
evaluate: 'duplicate-id-evaluate',
after: 'duplicate-id-after'
}, {
id: 'duplicate-id-aria',
evaluate: 'duplicate-id-evaluate',
after: 'duplicate-id-after'
}, {
id: 'duplicate-id',
evaluate: 'duplicate-id-evaluate',
after: 'duplicate-id-after'
}, {
id: 'aria-label',
evaluate: 'aria-label-evaluate'
}, {
id: 'aria-labelledby',
evaluate: 'aria-labelledby-evaluate'
}, {
id: 'avoid-inline-spacing',
evaluate: 'avoid-inline-spacing-evaluate',
options: {
cssProperties: [ 'line-height', 'letter-spacing', 'word-spacing' ]
}
}, {
id: 'button-has-visible-text',
evaluate: 'has-text-content-evaluate'
}, {
id: 'doc-has-title',
evaluate: 'doc-has-title-evaluate'
}, {
id: 'exists',
evaluate: 'exists-evaluate'
}, {
id: 'has-alt',
evaluate: 'has-alt-evaluate'
}, {
id: 'has-visible-text',
evaluate: 'has-text-content-evaluate'
}, {
id: 'important-letter-spacing',
evaluate: 'inline-style-property-evaluate',
options: {
cssProperty: 'letter-spacing',
minValue: .12
}
}, {
id: 'important-line-height',
evaluate: 'inline-style-property-evaluate',
options: {
multiLineOnly: true,
cssProperty: 'line-height',
minValue: 1.5,
normalValue: 1
}
}, {
id: 'important-word-spacing',
evaluate: 'inline-style-property-evaluate',
options: {
cssProperty: 'word-spacing',
minValue: .16
}
}, {
id: 'is-on-screen',
evaluate: 'is-on-screen-evaluate'
}, {
id: 'non-empty-alt',
evaluate: 'attr-non-space-content-evaluate',
options: {
attribute: 'alt'
}
}, {
id: 'non-empty-if-present',
evaluate: 'non-empty-if-present-evaluate'
}, {
id: 'non-empty-placeholder',
evaluate: 'attr-non-space-content-evaluate',
options: {
attribute: 'placeholder'
}
}, {
id: 'non-empty-title',
evaluate: 'attr-non-space-content-evaluate',
options: {
attribute: 'title'
}
}, {
id: 'non-empty-value',
evaluate: 'attr-non-space-content-evaluate',
options: {
attribute: 'value'
}
}, {
id: 'presentational-role',
evaluate: 'presentational-role-evaluate'
}, {
id: 'role-none',
evaluate: 'matches-definition-evaluate',
deprecated: true,
options: {
matcher: {
attributes: {
role: 'none'
}
}
}
}, {
id: 'role-presentation',
evaluate: 'matches-definition-evaluate',
deprecated: true,
options: {
matcher: {
attributes: {
role: 'presentation'
}
}
}
}, {
id: 'svg-non-empty-title',
evaluate: 'svg-non-empty-title-evaluate'
}, {
id: 'caption-faked',
evaluate: 'caption-faked-evaluate'
}, {
id: 'html5-scope',
evaluate: 'html5-scope-evaluate'
}, {
id: 'same-caption-summary',
evaluate: 'same-caption-summary-evaluate'
}, {
id: 'scope-value',
evaluate: 'scope-value-evaluate',
options: {
values: [ 'row', 'col', 'rowgroup', 'colgroup' ]
}
}, {
id: 'td-has-header',
evaluate: 'td-has-header-evaluate'
}, {
id: 'td-headers-attr',
evaluate: 'td-headers-attr-evaluate'
}, {
id: 'th-has-data-cells',
evaluate: 'th-has-data-cells-evaluate'
}, {
id: 'hidden-content',
evaluate: 'hidden-content-evaluate'
} ]
});
})(typeof window === 'object' ? window : this);