4021 lines
118 KiB
JavaScript
4021 lines
118 KiB
JavaScript
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 _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 _slicedToArray(arr, i) {
|
|
return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest();
|
|
}
|
|
function _toConsumableArray(arr) {
|
|
return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread();
|
|
}
|
|
function _arrayWithoutHoles(arr) {
|
|
if (Array.isArray(arr)) return _arrayLikeToArray(arr);
|
|
}
|
|
function _arrayWithHoles(arr) {
|
|
if (Array.isArray(arr)) return arr;
|
|
}
|
|
function _iterableToArray(iter) {
|
|
if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter);
|
|
}
|
|
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 _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 _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.");
|
|
}
|
|
|
|
var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};
|
|
|
|
function createCommonjsModule(fn, module) {
|
|
return module = { exports: {} }, fn(module, module.exports), module.exports;
|
|
}
|
|
|
|
var estraverse = createCommonjsModule(function (module, exports) {
|
|
/*
|
|
Copyright (C) 2012-2013 Yusuke Suzuki <[email protected]>
|
|
Copyright (C) 2012 Ariya Hidayat <[email protected]>
|
|
|
|
Redistribution and use in source and binary forms, with or without
|
|
modification, are permitted provided that the following conditions are met:
|
|
|
|
* Redistributions of source code must retain the above copyright
|
|
notice, this list of conditions and the following disclaimer.
|
|
* Redistributions in binary form must reproduce the above copyright
|
|
notice, this list of conditions and the following disclaimer in the
|
|
documentation and/or other materials provided with the distribution.
|
|
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
|
|
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
/*jslint vars:false, bitwise:true*/
|
|
/*jshint indent:4*/
|
|
/*global exports:true*/
|
|
(function clone(exports) {
|
|
|
|
var Syntax, VisitorOption, VisitorKeys, BREAK, SKIP, REMOVE;
|
|
function deepCopy(obj) {
|
|
var ret = {},
|
|
key,
|
|
val;
|
|
for (key in obj) {
|
|
if (obj.hasOwnProperty(key)) {
|
|
val = obj[key];
|
|
if (typeof val === 'object' && val !== null) {
|
|
ret[key] = deepCopy(val);
|
|
} else {
|
|
ret[key] = val;
|
|
}
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
// based on LLVM libc++ upper_bound / lower_bound
|
|
// MIT License
|
|
|
|
function upperBound(array, func) {
|
|
var diff, len, i, current;
|
|
len = array.length;
|
|
i = 0;
|
|
while (len) {
|
|
diff = len >>> 1;
|
|
current = i + diff;
|
|
if (func(array[current])) {
|
|
len = diff;
|
|
} else {
|
|
i = current + 1;
|
|
len -= diff + 1;
|
|
}
|
|
}
|
|
return i;
|
|
}
|
|
Syntax = {
|
|
AssignmentExpression: 'AssignmentExpression',
|
|
AssignmentPattern: 'AssignmentPattern',
|
|
ArrayExpression: 'ArrayExpression',
|
|
ArrayPattern: 'ArrayPattern',
|
|
ArrowFunctionExpression: 'ArrowFunctionExpression',
|
|
AwaitExpression: 'AwaitExpression',
|
|
// CAUTION: It's deferred to ES7.
|
|
BlockStatement: 'BlockStatement',
|
|
BinaryExpression: 'BinaryExpression',
|
|
BreakStatement: 'BreakStatement',
|
|
CallExpression: 'CallExpression',
|
|
CatchClause: 'CatchClause',
|
|
ChainExpression: 'ChainExpression',
|
|
ClassBody: 'ClassBody',
|
|
ClassDeclaration: 'ClassDeclaration',
|
|
ClassExpression: 'ClassExpression',
|
|
ComprehensionBlock: 'ComprehensionBlock',
|
|
// CAUTION: It's deferred to ES7.
|
|
ComprehensionExpression: 'ComprehensionExpression',
|
|
// CAUTION: It's deferred to ES7.
|
|
ConditionalExpression: 'ConditionalExpression',
|
|
ContinueStatement: 'ContinueStatement',
|
|
DebuggerStatement: 'DebuggerStatement',
|
|
DirectiveStatement: 'DirectiveStatement',
|
|
DoWhileStatement: 'DoWhileStatement',
|
|
EmptyStatement: 'EmptyStatement',
|
|
ExportAllDeclaration: 'ExportAllDeclaration',
|
|
ExportDefaultDeclaration: 'ExportDefaultDeclaration',
|
|
ExportNamedDeclaration: 'ExportNamedDeclaration',
|
|
ExportSpecifier: 'ExportSpecifier',
|
|
ExpressionStatement: 'ExpressionStatement',
|
|
ForStatement: 'ForStatement',
|
|
ForInStatement: 'ForInStatement',
|
|
ForOfStatement: 'ForOfStatement',
|
|
FunctionDeclaration: 'FunctionDeclaration',
|
|
FunctionExpression: 'FunctionExpression',
|
|
GeneratorExpression: 'GeneratorExpression',
|
|
// CAUTION: It's deferred to ES7.
|
|
Identifier: 'Identifier',
|
|
IfStatement: 'IfStatement',
|
|
ImportExpression: 'ImportExpression',
|
|
ImportDeclaration: 'ImportDeclaration',
|
|
ImportDefaultSpecifier: 'ImportDefaultSpecifier',
|
|
ImportNamespaceSpecifier: 'ImportNamespaceSpecifier',
|
|
ImportSpecifier: 'ImportSpecifier',
|
|
Literal: 'Literal',
|
|
LabeledStatement: 'LabeledStatement',
|
|
LogicalExpression: 'LogicalExpression',
|
|
MemberExpression: 'MemberExpression',
|
|
MetaProperty: 'MetaProperty',
|
|
MethodDefinition: 'MethodDefinition',
|
|
ModuleSpecifier: 'ModuleSpecifier',
|
|
NewExpression: 'NewExpression',
|
|
ObjectExpression: 'ObjectExpression',
|
|
ObjectPattern: 'ObjectPattern',
|
|
PrivateIdentifier: 'PrivateIdentifier',
|
|
Program: 'Program',
|
|
Property: 'Property',
|
|
PropertyDefinition: 'PropertyDefinition',
|
|
RestElement: 'RestElement',
|
|
ReturnStatement: 'ReturnStatement',
|
|
SequenceExpression: 'SequenceExpression',
|
|
SpreadElement: 'SpreadElement',
|
|
Super: 'Super',
|
|
SwitchStatement: 'SwitchStatement',
|
|
SwitchCase: 'SwitchCase',
|
|
TaggedTemplateExpression: 'TaggedTemplateExpression',
|
|
TemplateElement: 'TemplateElement',
|
|
TemplateLiteral: 'TemplateLiteral',
|
|
ThisExpression: 'ThisExpression',
|
|
ThrowStatement: 'ThrowStatement',
|
|
TryStatement: 'TryStatement',
|
|
UnaryExpression: 'UnaryExpression',
|
|
UpdateExpression: 'UpdateExpression',
|
|
VariableDeclaration: 'VariableDeclaration',
|
|
VariableDeclarator: 'VariableDeclarator',
|
|
WhileStatement: 'WhileStatement',
|
|
WithStatement: 'WithStatement',
|
|
YieldExpression: 'YieldExpression'
|
|
};
|
|
VisitorKeys = {
|
|
AssignmentExpression: ['left', 'right'],
|
|
AssignmentPattern: ['left', 'right'],
|
|
ArrayExpression: ['elements'],
|
|
ArrayPattern: ['elements'],
|
|
ArrowFunctionExpression: ['params', 'body'],
|
|
AwaitExpression: ['argument'],
|
|
// CAUTION: It's deferred to ES7.
|
|
BlockStatement: ['body'],
|
|
BinaryExpression: ['left', 'right'],
|
|
BreakStatement: ['label'],
|
|
CallExpression: ['callee', 'arguments'],
|
|
CatchClause: ['param', 'body'],
|
|
ChainExpression: ['expression'],
|
|
ClassBody: ['body'],
|
|
ClassDeclaration: ['id', 'superClass', 'body'],
|
|
ClassExpression: ['id', 'superClass', 'body'],
|
|
ComprehensionBlock: ['left', 'right'],
|
|
// CAUTION: It's deferred to ES7.
|
|
ComprehensionExpression: ['blocks', 'filter', 'body'],
|
|
// CAUTION: It's deferred to ES7.
|
|
ConditionalExpression: ['test', 'consequent', 'alternate'],
|
|
ContinueStatement: ['label'],
|
|
DebuggerStatement: [],
|
|
DirectiveStatement: [],
|
|
DoWhileStatement: ['body', 'test'],
|
|
EmptyStatement: [],
|
|
ExportAllDeclaration: ['source'],
|
|
ExportDefaultDeclaration: ['declaration'],
|
|
ExportNamedDeclaration: ['declaration', 'specifiers', 'source'],
|
|
ExportSpecifier: ['exported', 'local'],
|
|
ExpressionStatement: ['expression'],
|
|
ForStatement: ['init', 'test', 'update', 'body'],
|
|
ForInStatement: ['left', 'right', 'body'],
|
|
ForOfStatement: ['left', 'right', 'body'],
|
|
FunctionDeclaration: ['id', 'params', 'body'],
|
|
FunctionExpression: ['id', 'params', 'body'],
|
|
GeneratorExpression: ['blocks', 'filter', 'body'],
|
|
// CAUTION: It's deferred to ES7.
|
|
Identifier: [],
|
|
IfStatement: ['test', 'consequent', 'alternate'],
|
|
ImportExpression: ['source'],
|
|
ImportDeclaration: ['specifiers', 'source'],
|
|
ImportDefaultSpecifier: ['local'],
|
|
ImportNamespaceSpecifier: ['local'],
|
|
ImportSpecifier: ['imported', 'local'],
|
|
Literal: [],
|
|
LabeledStatement: ['label', 'body'],
|
|
LogicalExpression: ['left', 'right'],
|
|
MemberExpression: ['object', 'property'],
|
|
MetaProperty: ['meta', 'property'],
|
|
MethodDefinition: ['key', 'value'],
|
|
ModuleSpecifier: [],
|
|
NewExpression: ['callee', 'arguments'],
|
|
ObjectExpression: ['properties'],
|
|
ObjectPattern: ['properties'],
|
|
PrivateIdentifier: [],
|
|
Program: ['body'],
|
|
Property: ['key', 'value'],
|
|
PropertyDefinition: ['key', 'value'],
|
|
RestElement: ['argument'],
|
|
ReturnStatement: ['argument'],
|
|
SequenceExpression: ['expressions'],
|
|
SpreadElement: ['argument'],
|
|
Super: [],
|
|
SwitchStatement: ['discriminant', 'cases'],
|
|
SwitchCase: ['test', 'consequent'],
|
|
TaggedTemplateExpression: ['tag', 'quasi'],
|
|
TemplateElement: [],
|
|
TemplateLiteral: ['quasis', 'expressions'],
|
|
ThisExpression: [],
|
|
ThrowStatement: ['argument'],
|
|
TryStatement: ['block', 'handler', 'finalizer'],
|
|
UnaryExpression: ['argument'],
|
|
UpdateExpression: ['argument'],
|
|
VariableDeclaration: ['declarations'],
|
|
VariableDeclarator: ['id', 'init'],
|
|
WhileStatement: ['test', 'body'],
|
|
WithStatement: ['object', 'body'],
|
|
YieldExpression: ['argument']
|
|
};
|
|
|
|
// unique id
|
|
BREAK = {};
|
|
SKIP = {};
|
|
REMOVE = {};
|
|
VisitorOption = {
|
|
Break: BREAK,
|
|
Skip: SKIP,
|
|
Remove: REMOVE
|
|
};
|
|
function Reference(parent, key) {
|
|
this.parent = parent;
|
|
this.key = key;
|
|
}
|
|
Reference.prototype.replace = function replace(node) {
|
|
this.parent[this.key] = node;
|
|
};
|
|
Reference.prototype.remove = function remove() {
|
|
if (Array.isArray(this.parent)) {
|
|
this.parent.splice(this.key, 1);
|
|
return true;
|
|
} else {
|
|
this.replace(null);
|
|
return false;
|
|
}
|
|
};
|
|
function Element(node, path, wrap, ref) {
|
|
this.node = node;
|
|
this.path = path;
|
|
this.wrap = wrap;
|
|
this.ref = ref;
|
|
}
|
|
function Controller() {}
|
|
|
|
// API:
|
|
// return property path array from root to current node
|
|
Controller.prototype.path = function path() {
|
|
var i, iz, j, jz, result, element;
|
|
function addToPath(result, path) {
|
|
if (Array.isArray(path)) {
|
|
for (j = 0, jz = path.length; j < jz; ++j) {
|
|
result.push(path[j]);
|
|
}
|
|
} else {
|
|
result.push(path);
|
|
}
|
|
}
|
|
|
|
// root node
|
|
if (!this.__current.path) {
|
|
return null;
|
|
}
|
|
|
|
// first node is sentinel, second node is root element
|
|
result = [];
|
|
for (i = 2, iz = this.__leavelist.length; i < iz; ++i) {
|
|
element = this.__leavelist[i];
|
|
addToPath(result, element.path);
|
|
}
|
|
addToPath(result, this.__current.path);
|
|
return result;
|
|
};
|
|
|
|
// API:
|
|
// return type of current node
|
|
Controller.prototype.type = function () {
|
|
var node = this.current();
|
|
return node.type || this.__current.wrap;
|
|
};
|
|
|
|
// API:
|
|
// return array of parent elements
|
|
Controller.prototype.parents = function parents() {
|
|
var i, iz, result;
|
|
|
|
// first node is sentinel
|
|
result = [];
|
|
for (i = 1, iz = this.__leavelist.length; i < iz; ++i) {
|
|
result.push(this.__leavelist[i].node);
|
|
}
|
|
return result;
|
|
};
|
|
|
|
// API:
|
|
// return current node
|
|
Controller.prototype.current = function current() {
|
|
return this.__current.node;
|
|
};
|
|
Controller.prototype.__execute = function __execute(callback, element) {
|
|
var previous, result;
|
|
result = undefined;
|
|
previous = this.__current;
|
|
this.__current = element;
|
|
this.__state = null;
|
|
if (callback) {
|
|
result = callback.call(this, element.node, this.__leavelist[this.__leavelist.length - 1].node);
|
|
}
|
|
this.__current = previous;
|
|
return result;
|
|
};
|
|
|
|
// API:
|
|
// notify control skip / break
|
|
Controller.prototype.notify = function notify(flag) {
|
|
this.__state = flag;
|
|
};
|
|
|
|
// API:
|
|
// skip child nodes of current node
|
|
Controller.prototype.skip = function () {
|
|
this.notify(SKIP);
|
|
};
|
|
|
|
// API:
|
|
// break traversals
|
|
Controller.prototype['break'] = function () {
|
|
this.notify(BREAK);
|
|
};
|
|
|
|
// API:
|
|
// remove node
|
|
Controller.prototype.remove = function () {
|
|
this.notify(REMOVE);
|
|
};
|
|
Controller.prototype.__initialize = function (root, visitor) {
|
|
this.visitor = visitor;
|
|
this.root = root;
|
|
this.__worklist = [];
|
|
this.__leavelist = [];
|
|
this.__current = null;
|
|
this.__state = null;
|
|
this.__fallback = null;
|
|
if (visitor.fallback === 'iteration') {
|
|
this.__fallback = Object.keys;
|
|
} else if (typeof visitor.fallback === 'function') {
|
|
this.__fallback = visitor.fallback;
|
|
}
|
|
this.__keys = VisitorKeys;
|
|
if (visitor.keys) {
|
|
this.__keys = Object.assign(Object.create(this.__keys), visitor.keys);
|
|
}
|
|
};
|
|
function isNode(node) {
|
|
if (node == null) {
|
|
return false;
|
|
}
|
|
return typeof node === 'object' && typeof node.type === 'string';
|
|
}
|
|
function isProperty(nodeType, key) {
|
|
return (nodeType === Syntax.ObjectExpression || nodeType === Syntax.ObjectPattern) && 'properties' === key;
|
|
}
|
|
function candidateExistsInLeaveList(leavelist, candidate) {
|
|
for (var i = leavelist.length - 1; i >= 0; --i) {
|
|
if (leavelist[i].node === candidate) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
Controller.prototype.traverse = function traverse(root, visitor) {
|
|
var worklist, leavelist, element, node, nodeType, ret, key, current, current2, candidates, candidate, sentinel;
|
|
this.__initialize(root, visitor);
|
|
sentinel = {};
|
|
|
|
// reference
|
|
worklist = this.__worklist;
|
|
leavelist = this.__leavelist;
|
|
|
|
// initialize
|
|
worklist.push(new Element(root, null, null, null));
|
|
leavelist.push(new Element(null, null, null, null));
|
|
while (worklist.length) {
|
|
element = worklist.pop();
|
|
if (element === sentinel) {
|
|
element = leavelist.pop();
|
|
ret = this.__execute(visitor.leave, element);
|
|
if (this.__state === BREAK || ret === BREAK) {
|
|
return;
|
|
}
|
|
continue;
|
|
}
|
|
if (element.node) {
|
|
ret = this.__execute(visitor.enter, element);
|
|
if (this.__state === BREAK || ret === BREAK) {
|
|
return;
|
|
}
|
|
worklist.push(sentinel);
|
|
leavelist.push(element);
|
|
if (this.__state === SKIP || ret === SKIP) {
|
|
continue;
|
|
}
|
|
node = element.node;
|
|
nodeType = node.type || element.wrap;
|
|
candidates = this.__keys[nodeType];
|
|
if (!candidates) {
|
|
if (this.__fallback) {
|
|
candidates = this.__fallback(node);
|
|
} else {
|
|
throw new Error('Unknown node type ' + nodeType + '.');
|
|
}
|
|
}
|
|
current = candidates.length;
|
|
while ((current -= 1) >= 0) {
|
|
key = candidates[current];
|
|
candidate = node[key];
|
|
if (!candidate) {
|
|
continue;
|
|
}
|
|
if (Array.isArray(candidate)) {
|
|
current2 = candidate.length;
|
|
while ((current2 -= 1) >= 0) {
|
|
if (!candidate[current2]) {
|
|
continue;
|
|
}
|
|
if (candidateExistsInLeaveList(leavelist, candidate[current2])) {
|
|
continue;
|
|
}
|
|
if (isProperty(nodeType, candidates[current])) {
|
|
element = new Element(candidate[current2], [key, current2], 'Property', null);
|
|
} else if (isNode(candidate[current2])) {
|
|
element = new Element(candidate[current2], [key, current2], null, null);
|
|
} else {
|
|
continue;
|
|
}
|
|
worklist.push(element);
|
|
}
|
|
} else if (isNode(candidate)) {
|
|
if (candidateExistsInLeaveList(leavelist, candidate)) {
|
|
continue;
|
|
}
|
|
worklist.push(new Element(candidate, key, null, null));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
};
|
|
Controller.prototype.replace = function replace(root, visitor) {
|
|
var worklist, leavelist, node, nodeType, target, element, current, current2, candidates, candidate, sentinel, outer, key;
|
|
function removeElem(element) {
|
|
var i, key, nextElem, parent;
|
|
if (element.ref.remove()) {
|
|
// When the reference is an element of an array.
|
|
key = element.ref.key;
|
|
parent = element.ref.parent;
|
|
|
|
// If removed from array, then decrease following items' keys.
|
|
i = worklist.length;
|
|
while (i--) {
|
|
nextElem = worklist[i];
|
|
if (nextElem.ref && nextElem.ref.parent === parent) {
|
|
if (nextElem.ref.key < key) {
|
|
break;
|
|
}
|
|
--nextElem.ref.key;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
this.__initialize(root, visitor);
|
|
sentinel = {};
|
|
|
|
// reference
|
|
worklist = this.__worklist;
|
|
leavelist = this.__leavelist;
|
|
|
|
// initialize
|
|
outer = {
|
|
root: root
|
|
};
|
|
element = new Element(root, null, null, new Reference(outer, 'root'));
|
|
worklist.push(element);
|
|
leavelist.push(element);
|
|
while (worklist.length) {
|
|
element = worklist.pop();
|
|
if (element === sentinel) {
|
|
element = leavelist.pop();
|
|
target = this.__execute(visitor.leave, element);
|
|
|
|
// node may be replaced with null,
|
|
// so distinguish between undefined and null in this place
|
|
if (target !== undefined && target !== BREAK && target !== SKIP && target !== REMOVE) {
|
|
// replace
|
|
element.ref.replace(target);
|
|
}
|
|
if (this.__state === REMOVE || target === REMOVE) {
|
|
removeElem(element);
|
|
}
|
|
if (this.__state === BREAK || target === BREAK) {
|
|
return outer.root;
|
|
}
|
|
continue;
|
|
}
|
|
target = this.__execute(visitor.enter, element);
|
|
|
|
// node may be replaced with null,
|
|
// so distinguish between undefined and null in this place
|
|
if (target !== undefined && target !== BREAK && target !== SKIP && target !== REMOVE) {
|
|
// replace
|
|
element.ref.replace(target);
|
|
element.node = target;
|
|
}
|
|
if (this.__state === REMOVE || target === REMOVE) {
|
|
removeElem(element);
|
|
element.node = null;
|
|
}
|
|
if (this.__state === BREAK || target === BREAK) {
|
|
return outer.root;
|
|
}
|
|
|
|
// node may be null
|
|
node = element.node;
|
|
if (!node) {
|
|
continue;
|
|
}
|
|
worklist.push(sentinel);
|
|
leavelist.push(element);
|
|
if (this.__state === SKIP || target === SKIP) {
|
|
continue;
|
|
}
|
|
nodeType = node.type || element.wrap;
|
|
candidates = this.__keys[nodeType];
|
|
if (!candidates) {
|
|
if (this.__fallback) {
|
|
candidates = this.__fallback(node);
|
|
} else {
|
|
throw new Error('Unknown node type ' + nodeType + '.');
|
|
}
|
|
}
|
|
current = candidates.length;
|
|
while ((current -= 1) >= 0) {
|
|
key = candidates[current];
|
|
candidate = node[key];
|
|
if (!candidate) {
|
|
continue;
|
|
}
|
|
if (Array.isArray(candidate)) {
|
|
current2 = candidate.length;
|
|
while ((current2 -= 1) >= 0) {
|
|
if (!candidate[current2]) {
|
|
continue;
|
|
}
|
|
if (isProperty(nodeType, candidates[current])) {
|
|
element = new Element(candidate[current2], [key, current2], 'Property', new Reference(candidate, current2));
|
|
} else if (isNode(candidate[current2])) {
|
|
element = new Element(candidate[current2], [key, current2], null, new Reference(candidate, current2));
|
|
} else {
|
|
continue;
|
|
}
|
|
worklist.push(element);
|
|
}
|
|
} else if (isNode(candidate)) {
|
|
worklist.push(new Element(candidate, key, null, new Reference(node, key)));
|
|
}
|
|
}
|
|
}
|
|
return outer.root;
|
|
};
|
|
function traverse(root, visitor) {
|
|
var controller = new Controller();
|
|
return controller.traverse(root, visitor);
|
|
}
|
|
function replace(root, visitor) {
|
|
var controller = new Controller();
|
|
return controller.replace(root, visitor);
|
|
}
|
|
function extendCommentRange(comment, tokens) {
|
|
var target;
|
|
target = upperBound(tokens, function search(token) {
|
|
return token.range[0] > comment.range[0];
|
|
});
|
|
comment.extendedRange = [comment.range[0], comment.range[1]];
|
|
if (target !== tokens.length) {
|
|
comment.extendedRange[1] = tokens[target].range[0];
|
|
}
|
|
target -= 1;
|
|
if (target >= 0) {
|
|
comment.extendedRange[0] = tokens[target].range[1];
|
|
}
|
|
return comment;
|
|
}
|
|
function attachComments(tree, providedComments, tokens) {
|
|
// At first, we should calculate extended comment ranges.
|
|
var comments = [],
|
|
comment,
|
|
len,
|
|
i,
|
|
cursor;
|
|
if (!tree.range) {
|
|
throw new Error('attachComments needs range information');
|
|
}
|
|
|
|
// tokens array is empty, we attach comments to tree as 'leadingComments'
|
|
if (!tokens.length) {
|
|
if (providedComments.length) {
|
|
for (i = 0, len = providedComments.length; i < len; i += 1) {
|
|
comment = deepCopy(providedComments[i]);
|
|
comment.extendedRange = [0, tree.range[0]];
|
|
comments.push(comment);
|
|
}
|
|
tree.leadingComments = comments;
|
|
}
|
|
return tree;
|
|
}
|
|
for (i = 0, len = providedComments.length; i < len; i += 1) {
|
|
comments.push(extendCommentRange(deepCopy(providedComments[i]), tokens));
|
|
}
|
|
|
|
// This is based on John Freeman's implementation.
|
|
cursor = 0;
|
|
traverse(tree, {
|
|
enter: function (node) {
|
|
var comment;
|
|
while (cursor < comments.length) {
|
|
comment = comments[cursor];
|
|
if (comment.extendedRange[1] > node.range[0]) {
|
|
break;
|
|
}
|
|
if (comment.extendedRange[1] === node.range[0]) {
|
|
if (!node.leadingComments) {
|
|
node.leadingComments = [];
|
|
}
|
|
node.leadingComments.push(comment);
|
|
comments.splice(cursor, 1);
|
|
} else {
|
|
cursor += 1;
|
|
}
|
|
}
|
|
|
|
// already out of owned node
|
|
if (cursor === comments.length) {
|
|
return VisitorOption.Break;
|
|
}
|
|
if (comments[cursor].extendedRange[0] > node.range[1]) {
|
|
return VisitorOption.Skip;
|
|
}
|
|
}
|
|
});
|
|
cursor = 0;
|
|
traverse(tree, {
|
|
leave: function (node) {
|
|
var comment;
|
|
while (cursor < comments.length) {
|
|
comment = comments[cursor];
|
|
if (node.range[1] < comment.extendedRange[0]) {
|
|
break;
|
|
}
|
|
if (node.range[1] === comment.extendedRange[0]) {
|
|
if (!node.trailingComments) {
|
|
node.trailingComments = [];
|
|
}
|
|
node.trailingComments.push(comment);
|
|
comments.splice(cursor, 1);
|
|
} else {
|
|
cursor += 1;
|
|
}
|
|
}
|
|
|
|
// already out of owned node
|
|
if (cursor === comments.length) {
|
|
return VisitorOption.Break;
|
|
}
|
|
if (comments[cursor].extendedRange[0] > node.range[1]) {
|
|
return VisitorOption.Skip;
|
|
}
|
|
}
|
|
});
|
|
return tree;
|
|
}
|
|
exports.Syntax = Syntax;
|
|
exports.traverse = traverse;
|
|
exports.replace = replace;
|
|
exports.attachComments = attachComments;
|
|
exports.VisitorKeys = VisitorKeys;
|
|
exports.VisitorOption = VisitorOption;
|
|
exports.Controller = Controller;
|
|
exports.cloneEnvironment = function () {
|
|
return clone({});
|
|
};
|
|
return exports;
|
|
})(exports);
|
|
/* vim: set sw=4 ts=4 et tw=80 : */
|
|
});
|
|
|
|
var parser = createCommonjsModule(function (module) {
|
|
/*
|
|
* Generated by PEG.js 0.10.0.
|
|
*
|
|
* http://pegjs.org/
|
|
*/
|
|
(function (root, factory) {
|
|
if ( module.exports) {
|
|
module.exports = factory();
|
|
}
|
|
})(commonjsGlobal, function () {
|
|
|
|
function peg$subclass(child, parent) {
|
|
function ctor() {
|
|
this.constructor = child;
|
|
}
|
|
ctor.prototype = parent.prototype;
|
|
child.prototype = new ctor();
|
|
}
|
|
function peg$SyntaxError(message, expected, found, location) {
|
|
this.message = message;
|
|
this.expected = expected;
|
|
this.found = found;
|
|
this.location = location;
|
|
this.name = "SyntaxError";
|
|
if (typeof Error.captureStackTrace === "function") {
|
|
Error.captureStackTrace(this, peg$SyntaxError);
|
|
}
|
|
}
|
|
peg$subclass(peg$SyntaxError, Error);
|
|
peg$SyntaxError.buildMessage = function (expected, found) {
|
|
var DESCRIBE_EXPECTATION_FNS = {
|
|
literal: function literal(expectation) {
|
|
return "\"" + literalEscape(expectation.text) + "\"";
|
|
},
|
|
"class": function _class(expectation) {
|
|
var escapedParts = "",
|
|
i;
|
|
for (i = 0; i < expectation.parts.length; i++) {
|
|
escapedParts += expectation.parts[i] instanceof Array ? classEscape(expectation.parts[i][0]) + "-" + classEscape(expectation.parts[i][1]) : classEscape(expectation.parts[i]);
|
|
}
|
|
return "[" + (expectation.inverted ? "^" : "") + escapedParts + "]";
|
|
},
|
|
any: function any(expectation) {
|
|
return "any character";
|
|
},
|
|
end: function end(expectation) {
|
|
return "end of input";
|
|
},
|
|
other: function other(expectation) {
|
|
return expectation.description;
|
|
}
|
|
};
|
|
function hex(ch) {
|
|
return ch.charCodeAt(0).toString(16).toUpperCase();
|
|
}
|
|
function literalEscape(s) {
|
|
return s.replace(/\\/g, '\\\\').replace(/"/g, '\\"').replace(/\0/g, '\\0').replace(/\t/g, '\\t').replace(/\n/g, '\\n').replace(/\r/g, '\\r').replace(/[\x00-\x0F]/g, function (ch) {
|
|
return '\\x0' + hex(ch);
|
|
}).replace(/[\x10-\x1F\x7F-\x9F]/g, function (ch) {
|
|
return '\\x' + hex(ch);
|
|
});
|
|
}
|
|
function classEscape(s) {
|
|
return s.replace(/\\/g, '\\\\').replace(/\]/g, '\\]').replace(/\^/g, '\\^').replace(/-/g, '\\-').replace(/\0/g, '\\0').replace(/\t/g, '\\t').replace(/\n/g, '\\n').replace(/\r/g, '\\r').replace(/[\x00-\x0F]/g, function (ch) {
|
|
return '\\x0' + hex(ch);
|
|
}).replace(/[\x10-\x1F\x7F-\x9F]/g, function (ch) {
|
|
return '\\x' + hex(ch);
|
|
});
|
|
}
|
|
function describeExpectation(expectation) {
|
|
return DESCRIBE_EXPECTATION_FNS[expectation.type](expectation);
|
|
}
|
|
function describeExpected(expected) {
|
|
var descriptions = new Array(expected.length),
|
|
i,
|
|
j;
|
|
for (i = 0; i < expected.length; i++) {
|
|
descriptions[i] = describeExpectation(expected[i]);
|
|
}
|
|
descriptions.sort();
|
|
if (descriptions.length > 0) {
|
|
for (i = 1, j = 1; i < descriptions.length; i++) {
|
|
if (descriptions[i - 1] !== descriptions[i]) {
|
|
descriptions[j] = descriptions[i];
|
|
j++;
|
|
}
|
|
}
|
|
descriptions.length = j;
|
|
}
|
|
switch (descriptions.length) {
|
|
case 1:
|
|
return descriptions[0];
|
|
case 2:
|
|
return descriptions[0] + " or " + descriptions[1];
|
|
default:
|
|
return descriptions.slice(0, -1).join(", ") + ", or " + descriptions[descriptions.length - 1];
|
|
}
|
|
}
|
|
function describeFound(found) {
|
|
return found ? "\"" + literalEscape(found) + "\"" : "end of input";
|
|
}
|
|
return "Expected " + describeExpected(expected) + " but " + describeFound(found) + " found.";
|
|
};
|
|
function peg$parse(input, options) {
|
|
options = options !== void 0 ? options : {};
|
|
var peg$FAILED = {},
|
|
peg$startRuleFunctions = {
|
|
start: peg$parsestart
|
|
},
|
|
peg$startRuleFunction = peg$parsestart,
|
|
peg$c0 = function peg$c0(ss) {
|
|
return ss.length === 1 ? ss[0] : {
|
|
type: 'matches',
|
|
selectors: ss
|
|
};
|
|
},
|
|
peg$c1 = function peg$c1() {
|
|
return void 0;
|
|
},
|
|
peg$c2 = " ",
|
|
peg$c3 = peg$literalExpectation(" ", false),
|
|
peg$c4 = /^[^ [\],():#!=><~+.]/,
|
|
peg$c5 = peg$classExpectation([" ", "[", "]", ",", "(", ")", ":", "#", "!", "=", ">", "<", "~", "+", "."], true, false),
|
|
peg$c6 = function peg$c6(i) {
|
|
return i.join('');
|
|
},
|
|
peg$c7 = ">",
|
|
peg$c8 = peg$literalExpectation(">", false),
|
|
peg$c9 = function peg$c9() {
|
|
return 'child';
|
|
},
|
|
peg$c10 = "~",
|
|
peg$c11 = peg$literalExpectation("~", false),
|
|
peg$c12 = function peg$c12() {
|
|
return 'sibling';
|
|
},
|
|
peg$c13 = "+",
|
|
peg$c14 = peg$literalExpectation("+", false),
|
|
peg$c15 = function peg$c15() {
|
|
return 'adjacent';
|
|
},
|
|
peg$c16 = function peg$c16() {
|
|
return 'descendant';
|
|
},
|
|
peg$c17 = ",",
|
|
peg$c18 = peg$literalExpectation(",", false),
|
|
peg$c19 = function peg$c19(s, ss) {
|
|
return [s].concat(ss.map(function (s) {
|
|
return s[3];
|
|
}));
|
|
},
|
|
peg$c20 = function peg$c20(a, ops) {
|
|
return ops.reduce(function (memo, rhs) {
|
|
return {
|
|
type: rhs[0],
|
|
left: memo,
|
|
right: rhs[1]
|
|
};
|
|
}, a);
|
|
},
|
|
peg$c21 = "!",
|
|
peg$c22 = peg$literalExpectation("!", false),
|
|
peg$c23 = function peg$c23(subject, as) {
|
|
var b = as.length === 1 ? as[0] : {
|
|
type: 'compound',
|
|
selectors: as
|
|
};
|
|
if (subject) b.subject = true;
|
|
return b;
|
|
},
|
|
peg$c24 = "*",
|
|
peg$c25 = peg$literalExpectation("*", false),
|
|
peg$c26 = function peg$c26(a) {
|
|
return {
|
|
type: 'wildcard',
|
|
value: a
|
|
};
|
|
},
|
|
peg$c27 = "#",
|
|
peg$c28 = peg$literalExpectation("#", false),
|
|
peg$c29 = function peg$c29(i) {
|
|
return {
|
|
type: 'identifier',
|
|
value: i
|
|
};
|
|
},
|
|
peg$c30 = "[",
|
|
peg$c31 = peg$literalExpectation("[", false),
|
|
peg$c32 = "]",
|
|
peg$c33 = peg$literalExpectation("]", false),
|
|
peg$c34 = function peg$c34(v) {
|
|
return v;
|
|
},
|
|
peg$c35 = /^[><!]/,
|
|
peg$c36 = peg$classExpectation([">", "<", "!"], false, false),
|
|
peg$c37 = "=",
|
|
peg$c38 = peg$literalExpectation("=", false),
|
|
peg$c39 = function peg$c39(a) {
|
|
return (a || '') + '=';
|
|
},
|
|
peg$c40 = /^[><]/,
|
|
peg$c41 = peg$classExpectation([">", "<"], false, false),
|
|
peg$c42 = ".",
|
|
peg$c43 = peg$literalExpectation(".", false),
|
|
peg$c44 = function peg$c44(a, as) {
|
|
return [].concat.apply([a], as).join('');
|
|
},
|
|
peg$c45 = function peg$c45(name, op, value) {
|
|
return {
|
|
type: 'attribute',
|
|
name: name,
|
|
operator: op,
|
|
value: value
|
|
};
|
|
},
|
|
peg$c46 = function peg$c46(name) {
|
|
return {
|
|
type: 'attribute',
|
|
name: name
|
|
};
|
|
},
|
|
peg$c47 = "\"",
|
|
peg$c48 = peg$literalExpectation("\"", false),
|
|
peg$c49 = /^[^\\"]/,
|
|
peg$c50 = peg$classExpectation(["\\", "\""], true, false),
|
|
peg$c51 = "\\",
|
|
peg$c52 = peg$literalExpectation("\\", false),
|
|
peg$c53 = peg$anyExpectation(),
|
|
peg$c54 = function peg$c54(a, b) {
|
|
return a + b;
|
|
},
|
|
peg$c55 = function peg$c55(d) {
|
|
return {
|
|
type: 'literal',
|
|
value: strUnescape(d.join(''))
|
|
};
|
|
},
|
|
peg$c56 = "'",
|
|
peg$c57 = peg$literalExpectation("'", false),
|
|
peg$c58 = /^[^\\']/,
|
|
peg$c59 = peg$classExpectation(["\\", "'"], true, false),
|
|
peg$c60 = /^[0-9]/,
|
|
peg$c61 = peg$classExpectation([["0", "9"]], false, false),
|
|
peg$c62 = function peg$c62(a, b) {
|
|
// Can use `a.flat().join('')` once supported
|
|
var leadingDecimals = a ? [].concat.apply([], a).join('') : '';
|
|
return {
|
|
type: 'literal',
|
|
value: parseFloat(leadingDecimals + b.join(''))
|
|
};
|
|
},
|
|
peg$c63 = function peg$c63(i) {
|
|
return {
|
|
type: 'literal',
|
|
value: i
|
|
};
|
|
},
|
|
peg$c64 = "type(",
|
|
peg$c65 = peg$literalExpectation("type(", false),
|
|
peg$c66 = /^[^ )]/,
|
|
peg$c67 = peg$classExpectation([" ", ")"], true, false),
|
|
peg$c68 = ")",
|
|
peg$c69 = peg$literalExpectation(")", false),
|
|
peg$c70 = function peg$c70(t) {
|
|
return {
|
|
type: 'type',
|
|
value: t.join('')
|
|
};
|
|
},
|
|
peg$c71 = /^[imsu]/,
|
|
peg$c72 = peg$classExpectation(["i", "m", "s", "u"], false, false),
|
|
peg$c73 = "/",
|
|
peg$c74 = peg$literalExpectation("/", false),
|
|
peg$c75 = /^[^\/]/,
|
|
peg$c76 = peg$classExpectation(["/"], true, false),
|
|
peg$c77 = function peg$c77(d, flgs) {
|
|
return {
|
|
type: 'regexp',
|
|
value: new RegExp(d.join(''), flgs ? flgs.join('') : '')
|
|
};
|
|
},
|
|
peg$c78 = function peg$c78(i, is) {
|
|
return {
|
|
type: 'field',
|
|
name: is.reduce(function (memo, p) {
|
|
return memo + p[0] + p[1];
|
|
}, i)
|
|
};
|
|
},
|
|
peg$c79 = ":not(",
|
|
peg$c80 = peg$literalExpectation(":not(", false),
|
|
peg$c81 = function peg$c81(ss) {
|
|
return {
|
|
type: 'not',
|
|
selectors: ss
|
|
};
|
|
},
|
|
peg$c82 = ":matches(",
|
|
peg$c83 = peg$literalExpectation(":matches(", false),
|
|
peg$c84 = function peg$c84(ss) {
|
|
return {
|
|
type: 'matches',
|
|
selectors: ss
|
|
};
|
|
},
|
|
peg$c85 = ":has(",
|
|
peg$c86 = peg$literalExpectation(":has(", false),
|
|
peg$c87 = function peg$c87(ss) {
|
|
return {
|
|
type: 'has',
|
|
selectors: ss
|
|
};
|
|
},
|
|
peg$c88 = ":first-child",
|
|
peg$c89 = peg$literalExpectation(":first-child", false),
|
|
peg$c90 = function peg$c90() {
|
|
return nth(1);
|
|
},
|
|
peg$c91 = ":last-child",
|
|
peg$c92 = peg$literalExpectation(":last-child", false),
|
|
peg$c93 = function peg$c93() {
|
|
return nthLast(1);
|
|
},
|
|
peg$c94 = ":nth-child(",
|
|
peg$c95 = peg$literalExpectation(":nth-child(", false),
|
|
peg$c96 = function peg$c96(n) {
|
|
return nth(parseInt(n.join(''), 10));
|
|
},
|
|
peg$c97 = ":nth-last-child(",
|
|
peg$c98 = peg$literalExpectation(":nth-last-child(", false),
|
|
peg$c99 = function peg$c99(n) {
|
|
return nthLast(parseInt(n.join(''), 10));
|
|
},
|
|
peg$c100 = ":",
|
|
peg$c101 = peg$literalExpectation(":", false),
|
|
peg$c102 = function peg$c102(c) {
|
|
return {
|
|
type: 'class',
|
|
name: c
|
|
};
|
|
},
|
|
peg$currPos = 0,
|
|
peg$posDetailsCache = [{
|
|
line: 1,
|
|
column: 1
|
|
}],
|
|
peg$maxFailPos = 0,
|
|
peg$maxFailExpected = [],
|
|
peg$resultsCache = {},
|
|
peg$result;
|
|
if ("startRule" in options) {
|
|
if (!(options.startRule in peg$startRuleFunctions)) {
|
|
throw new Error("Can't start parsing from rule \"" + options.startRule + "\".");
|
|
}
|
|
peg$startRuleFunction = peg$startRuleFunctions[options.startRule];
|
|
}
|
|
function peg$literalExpectation(text, ignoreCase) {
|
|
return {
|
|
type: "literal",
|
|
text: text,
|
|
ignoreCase: ignoreCase
|
|
};
|
|
}
|
|
function peg$classExpectation(parts, inverted, ignoreCase) {
|
|
return {
|
|
type: "class",
|
|
parts: parts,
|
|
inverted: inverted,
|
|
ignoreCase: ignoreCase
|
|
};
|
|
}
|
|
function peg$anyExpectation() {
|
|
return {
|
|
type: "any"
|
|
};
|
|
}
|
|
function peg$endExpectation() {
|
|
return {
|
|
type: "end"
|
|
};
|
|
}
|
|
function peg$computePosDetails(pos) {
|
|
var details = peg$posDetailsCache[pos],
|
|
p;
|
|
if (details) {
|
|
return details;
|
|
} else {
|
|
p = pos - 1;
|
|
while (!peg$posDetailsCache[p]) {
|
|
p--;
|
|
}
|
|
details = peg$posDetailsCache[p];
|
|
details = {
|
|
line: details.line,
|
|
column: details.column
|
|
};
|
|
while (p < pos) {
|
|
if (input.charCodeAt(p) === 10) {
|
|
details.line++;
|
|
details.column = 1;
|
|
} else {
|
|
details.column++;
|
|
}
|
|
p++;
|
|
}
|
|
peg$posDetailsCache[pos] = details;
|
|
return details;
|
|
}
|
|
}
|
|
function peg$computeLocation(startPos, endPos) {
|
|
var startPosDetails = peg$computePosDetails(startPos),
|
|
endPosDetails = peg$computePosDetails(endPos);
|
|
return {
|
|
start: {
|
|
offset: startPos,
|
|
line: startPosDetails.line,
|
|
column: startPosDetails.column
|
|
},
|
|
end: {
|
|
offset: endPos,
|
|
line: endPosDetails.line,
|
|
column: endPosDetails.column
|
|
}
|
|
};
|
|
}
|
|
function peg$fail(expected) {
|
|
if (peg$currPos < peg$maxFailPos) {
|
|
return;
|
|
}
|
|
if (peg$currPos > peg$maxFailPos) {
|
|
peg$maxFailPos = peg$currPos;
|
|
peg$maxFailExpected = [];
|
|
}
|
|
peg$maxFailExpected.push(expected);
|
|
}
|
|
function peg$buildStructuredError(expected, found, location) {
|
|
return new peg$SyntaxError(peg$SyntaxError.buildMessage(expected, found), expected, found, location);
|
|
}
|
|
function peg$parsestart() {
|
|
var s0, s1, s2, s3;
|
|
var key = peg$currPos * 30 + 0,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
s1 = peg$parse_();
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = peg$parseselectors();
|
|
if (s2 !== peg$FAILED) {
|
|
s3 = peg$parse_();
|
|
if (s3 !== peg$FAILED) {
|
|
s1 = peg$c0(s2);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$currPos;
|
|
s1 = peg$parse_();
|
|
if (s1 !== peg$FAILED) {
|
|
s1 = peg$c1();
|
|
}
|
|
s0 = s1;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parse_() {
|
|
var s0, s1;
|
|
var key = peg$currPos * 30 + 1,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = [];
|
|
if (input.charCodeAt(peg$currPos) === 32) {
|
|
s1 = peg$c2;
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c3);
|
|
}
|
|
}
|
|
while (s1 !== peg$FAILED) {
|
|
s0.push(s1);
|
|
if (input.charCodeAt(peg$currPos) === 32) {
|
|
s1 = peg$c2;
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c3);
|
|
}
|
|
}
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parseidentifierName() {
|
|
var s0, s1, s2;
|
|
var key = peg$currPos * 30 + 2,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
s1 = [];
|
|
if (peg$c4.test(input.charAt(peg$currPos))) {
|
|
s2 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s2 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c5);
|
|
}
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
while (s2 !== peg$FAILED) {
|
|
s1.push(s2);
|
|
if (peg$c4.test(input.charAt(peg$currPos))) {
|
|
s2 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s2 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c5);
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s1 = peg$c6(s1);
|
|
}
|
|
s0 = s1;
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parsebinaryOp() {
|
|
var s0, s1, s2, s3;
|
|
var key = peg$currPos * 30 + 3,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
s1 = peg$parse_();
|
|
if (s1 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 62) {
|
|
s2 = peg$c7;
|
|
peg$currPos++;
|
|
} else {
|
|
s2 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c8);
|
|
}
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
s3 = peg$parse_();
|
|
if (s3 !== peg$FAILED) {
|
|
s1 = peg$c9();
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$currPos;
|
|
s1 = peg$parse_();
|
|
if (s1 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 126) {
|
|
s2 = peg$c10;
|
|
peg$currPos++;
|
|
} else {
|
|
s2 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c11);
|
|
}
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
s3 = peg$parse_();
|
|
if (s3 !== peg$FAILED) {
|
|
s1 = peg$c12();
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$currPos;
|
|
s1 = peg$parse_();
|
|
if (s1 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 43) {
|
|
s2 = peg$c13;
|
|
peg$currPos++;
|
|
} else {
|
|
s2 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c14);
|
|
}
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
s3 = peg$parse_();
|
|
if (s3 !== peg$FAILED) {
|
|
s1 = peg$c15();
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 32) {
|
|
s1 = peg$c2;
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c3);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = peg$parse_();
|
|
if (s2 !== peg$FAILED) {
|
|
s1 = peg$c16();
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parseselectors() {
|
|
var s0, s1, s2, s3, s4, s5, s6, s7;
|
|
var key = peg$currPos * 30 + 4,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
s1 = peg$parseselector();
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = [];
|
|
s3 = peg$currPos;
|
|
s4 = peg$parse_();
|
|
if (s4 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 44) {
|
|
s5 = peg$c17;
|
|
peg$currPos++;
|
|
} else {
|
|
s5 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c18);
|
|
}
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s6 = peg$parse_();
|
|
if (s6 !== peg$FAILED) {
|
|
s7 = peg$parseselector();
|
|
if (s7 !== peg$FAILED) {
|
|
s4 = [s4, s5, s6, s7];
|
|
s3 = s4;
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
while (s3 !== peg$FAILED) {
|
|
s2.push(s3);
|
|
s3 = peg$currPos;
|
|
s4 = peg$parse_();
|
|
if (s4 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 44) {
|
|
s5 = peg$c17;
|
|
peg$currPos++;
|
|
} else {
|
|
s5 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c18);
|
|
}
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s6 = peg$parse_();
|
|
if (s6 !== peg$FAILED) {
|
|
s7 = peg$parseselector();
|
|
if (s7 !== peg$FAILED) {
|
|
s4 = [s4, s5, s6, s7];
|
|
s3 = s4;
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
s1 = peg$c19(s1, s2);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parseselector() {
|
|
var s0, s1, s2, s3, s4, s5;
|
|
var key = peg$currPos * 30 + 5,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
s1 = peg$parsesequence();
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = [];
|
|
s3 = peg$currPos;
|
|
s4 = peg$parsebinaryOp();
|
|
if (s4 !== peg$FAILED) {
|
|
s5 = peg$parsesequence();
|
|
if (s5 !== peg$FAILED) {
|
|
s4 = [s4, s5];
|
|
s3 = s4;
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
while (s3 !== peg$FAILED) {
|
|
s2.push(s3);
|
|
s3 = peg$currPos;
|
|
s4 = peg$parsebinaryOp();
|
|
if (s4 !== peg$FAILED) {
|
|
s5 = peg$parsesequence();
|
|
if (s5 !== peg$FAILED) {
|
|
s4 = [s4, s5];
|
|
s3 = s4;
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
s1 = peg$c20(s1, s2);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parsesequence() {
|
|
var s0, s1, s2, s3;
|
|
var key = peg$currPos * 30 + 6,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 33) {
|
|
s1 = peg$c21;
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c22);
|
|
}
|
|
}
|
|
if (s1 === peg$FAILED) {
|
|
s1 = null;
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = [];
|
|
s3 = peg$parseatom();
|
|
if (s3 !== peg$FAILED) {
|
|
while (s3 !== peg$FAILED) {
|
|
s2.push(s3);
|
|
s3 = peg$parseatom();
|
|
}
|
|
} else {
|
|
s2 = peg$FAILED;
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
s1 = peg$c23(s1, s2);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parseatom() {
|
|
var s0;
|
|
var key = peg$currPos * 30 + 7,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$parsewildcard();
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$parseidentifier();
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$parseattr();
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$parsefield();
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$parsenegation();
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$parsematches();
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$parsehas();
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$parsefirstChild();
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$parselastChild();
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$parsenthChild();
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$parsenthLastChild();
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$parseclass();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parsewildcard() {
|
|
var s0, s1;
|
|
var key = peg$currPos * 30 + 8,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 42) {
|
|
s1 = peg$c24;
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c25);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s1 = peg$c26(s1);
|
|
}
|
|
s0 = s1;
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parseidentifier() {
|
|
var s0, s1, s2;
|
|
var key = peg$currPos * 30 + 9,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 35) {
|
|
s1 = peg$c27;
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c28);
|
|
}
|
|
}
|
|
if (s1 === peg$FAILED) {
|
|
s1 = null;
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = peg$parseidentifierName();
|
|
if (s2 !== peg$FAILED) {
|
|
s1 = peg$c29(s2);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parseattr() {
|
|
var s0, s1, s2, s3, s4, s5;
|
|
var key = peg$currPos * 30 + 10,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 91) {
|
|
s1 = peg$c30;
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c31);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = peg$parse_();
|
|
if (s2 !== peg$FAILED) {
|
|
s3 = peg$parseattrValue();
|
|
if (s3 !== peg$FAILED) {
|
|
s4 = peg$parse_();
|
|
if (s4 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 93) {
|
|
s5 = peg$c32;
|
|
peg$currPos++;
|
|
} else {
|
|
s5 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c33);
|
|
}
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s1 = peg$c34(s3);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parseattrOps() {
|
|
var s0, s1, s2;
|
|
var key = peg$currPos * 30 + 11,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (peg$c35.test(input.charAt(peg$currPos))) {
|
|
s1 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c36);
|
|
}
|
|
}
|
|
if (s1 === peg$FAILED) {
|
|
s1 = null;
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 61) {
|
|
s2 = peg$c37;
|
|
peg$currPos++;
|
|
} else {
|
|
s2 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c38);
|
|
}
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
s1 = peg$c39(s1);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
if (s0 === peg$FAILED) {
|
|
if (peg$c40.test(input.charAt(peg$currPos))) {
|
|
s0 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s0 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c41);
|
|
}
|
|
}
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parseattrEqOps() {
|
|
var s0, s1, s2;
|
|
var key = peg$currPos * 30 + 12,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 33) {
|
|
s1 = peg$c21;
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c22);
|
|
}
|
|
}
|
|
if (s1 === peg$FAILED) {
|
|
s1 = null;
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 61) {
|
|
s2 = peg$c37;
|
|
peg$currPos++;
|
|
} else {
|
|
s2 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c38);
|
|
}
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
s1 = peg$c39(s1);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parseattrName() {
|
|
var s0, s1, s2, s3, s4, s5;
|
|
var key = peg$currPos * 30 + 13,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
s1 = peg$parseidentifierName();
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = [];
|
|
s3 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 46) {
|
|
s4 = peg$c42;
|
|
peg$currPos++;
|
|
} else {
|
|
s4 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c43);
|
|
}
|
|
}
|
|
if (s4 !== peg$FAILED) {
|
|
s5 = peg$parseidentifierName();
|
|
if (s5 !== peg$FAILED) {
|
|
s4 = [s4, s5];
|
|
s3 = s4;
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
while (s3 !== peg$FAILED) {
|
|
s2.push(s3);
|
|
s3 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 46) {
|
|
s4 = peg$c42;
|
|
peg$currPos++;
|
|
} else {
|
|
s4 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c43);
|
|
}
|
|
}
|
|
if (s4 !== peg$FAILED) {
|
|
s5 = peg$parseidentifierName();
|
|
if (s5 !== peg$FAILED) {
|
|
s4 = [s4, s5];
|
|
s3 = s4;
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
s1 = peg$c44(s1, s2);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parseattrValue() {
|
|
var s0, s1, s2, s3, s4, s5;
|
|
var key = peg$currPos * 30 + 14,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
s1 = peg$parseattrName();
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = peg$parse_();
|
|
if (s2 !== peg$FAILED) {
|
|
s3 = peg$parseattrEqOps();
|
|
if (s3 !== peg$FAILED) {
|
|
s4 = peg$parse_();
|
|
if (s4 !== peg$FAILED) {
|
|
s5 = peg$parsetype();
|
|
if (s5 === peg$FAILED) {
|
|
s5 = peg$parseregex();
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s1 = peg$c45(s1, s3, s5);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$currPos;
|
|
s1 = peg$parseattrName();
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = peg$parse_();
|
|
if (s2 !== peg$FAILED) {
|
|
s3 = peg$parseattrOps();
|
|
if (s3 !== peg$FAILED) {
|
|
s4 = peg$parse_();
|
|
if (s4 !== peg$FAILED) {
|
|
s5 = peg$parsestring();
|
|
if (s5 === peg$FAILED) {
|
|
s5 = peg$parsenumber();
|
|
if (s5 === peg$FAILED) {
|
|
s5 = peg$parsepath();
|
|
}
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s1 = peg$c45(s1, s3, s5);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$currPos;
|
|
s1 = peg$parseattrName();
|
|
if (s1 !== peg$FAILED) {
|
|
s1 = peg$c46(s1);
|
|
}
|
|
s0 = s1;
|
|
}
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parsestring() {
|
|
var s0, s1, s2, s3, s4, s5;
|
|
var key = peg$currPos * 30 + 15,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 34) {
|
|
s1 = peg$c47;
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c48);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = [];
|
|
if (peg$c49.test(input.charAt(peg$currPos))) {
|
|
s3 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c50);
|
|
}
|
|
}
|
|
if (s3 === peg$FAILED) {
|
|
s3 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 92) {
|
|
s4 = peg$c51;
|
|
peg$currPos++;
|
|
} else {
|
|
s4 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c52);
|
|
}
|
|
}
|
|
if (s4 !== peg$FAILED) {
|
|
if (input.length > peg$currPos) {
|
|
s5 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s5 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c53);
|
|
}
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s4 = peg$c54(s4, s5);
|
|
s3 = s4;
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
}
|
|
while (s3 !== peg$FAILED) {
|
|
s2.push(s3);
|
|
if (peg$c49.test(input.charAt(peg$currPos))) {
|
|
s3 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c50);
|
|
}
|
|
}
|
|
if (s3 === peg$FAILED) {
|
|
s3 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 92) {
|
|
s4 = peg$c51;
|
|
peg$currPos++;
|
|
} else {
|
|
s4 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c52);
|
|
}
|
|
}
|
|
if (s4 !== peg$FAILED) {
|
|
if (input.length > peg$currPos) {
|
|
s5 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s5 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c53);
|
|
}
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s4 = peg$c54(s4, s5);
|
|
s3 = s4;
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
}
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 34) {
|
|
s3 = peg$c47;
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c48);
|
|
}
|
|
}
|
|
if (s3 !== peg$FAILED) {
|
|
s1 = peg$c55(s2);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
if (s0 === peg$FAILED) {
|
|
s0 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 39) {
|
|
s1 = peg$c56;
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c57);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = [];
|
|
if (peg$c58.test(input.charAt(peg$currPos))) {
|
|
s3 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c59);
|
|
}
|
|
}
|
|
if (s3 === peg$FAILED) {
|
|
s3 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 92) {
|
|
s4 = peg$c51;
|
|
peg$currPos++;
|
|
} else {
|
|
s4 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c52);
|
|
}
|
|
}
|
|
if (s4 !== peg$FAILED) {
|
|
if (input.length > peg$currPos) {
|
|
s5 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s5 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c53);
|
|
}
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s4 = peg$c54(s4, s5);
|
|
s3 = s4;
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
}
|
|
while (s3 !== peg$FAILED) {
|
|
s2.push(s3);
|
|
if (peg$c58.test(input.charAt(peg$currPos))) {
|
|
s3 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c59);
|
|
}
|
|
}
|
|
if (s3 === peg$FAILED) {
|
|
s3 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 92) {
|
|
s4 = peg$c51;
|
|
peg$currPos++;
|
|
} else {
|
|
s4 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c52);
|
|
}
|
|
}
|
|
if (s4 !== peg$FAILED) {
|
|
if (input.length > peg$currPos) {
|
|
s5 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s5 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c53);
|
|
}
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s4 = peg$c54(s4, s5);
|
|
s3 = s4;
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
}
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 39) {
|
|
s3 = peg$c56;
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c57);
|
|
}
|
|
}
|
|
if (s3 !== peg$FAILED) {
|
|
s1 = peg$c55(s2);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parsenumber() {
|
|
var s0, s1, s2, s3;
|
|
var key = peg$currPos * 30 + 16,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
s1 = peg$currPos;
|
|
s2 = [];
|
|
if (peg$c60.test(input.charAt(peg$currPos))) {
|
|
s3 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c61);
|
|
}
|
|
}
|
|
while (s3 !== peg$FAILED) {
|
|
s2.push(s3);
|
|
if (peg$c60.test(input.charAt(peg$currPos))) {
|
|
s3 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c61);
|
|
}
|
|
}
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 46) {
|
|
s3 = peg$c42;
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c43);
|
|
}
|
|
}
|
|
if (s3 !== peg$FAILED) {
|
|
s2 = [s2, s3];
|
|
s1 = s2;
|
|
} else {
|
|
peg$currPos = s1;
|
|
s1 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s1;
|
|
s1 = peg$FAILED;
|
|
}
|
|
if (s1 === peg$FAILED) {
|
|
s1 = null;
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = [];
|
|
if (peg$c60.test(input.charAt(peg$currPos))) {
|
|
s3 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c61);
|
|
}
|
|
}
|
|
if (s3 !== peg$FAILED) {
|
|
while (s3 !== peg$FAILED) {
|
|
s2.push(s3);
|
|
if (peg$c60.test(input.charAt(peg$currPos))) {
|
|
s3 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c61);
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
s2 = peg$FAILED;
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
s1 = peg$c62(s1, s2);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parsepath() {
|
|
var s0, s1;
|
|
var key = peg$currPos * 30 + 17,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
s1 = peg$parseidentifierName();
|
|
if (s1 !== peg$FAILED) {
|
|
s1 = peg$c63(s1);
|
|
}
|
|
s0 = s1;
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parsetype() {
|
|
var s0, s1, s2, s3, s4, s5;
|
|
var key = peg$currPos * 30 + 18,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.substr(peg$currPos, 5) === peg$c64) {
|
|
s1 = peg$c64;
|
|
peg$currPos += 5;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c65);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = peg$parse_();
|
|
if (s2 !== peg$FAILED) {
|
|
s3 = [];
|
|
if (peg$c66.test(input.charAt(peg$currPos))) {
|
|
s4 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s4 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c67);
|
|
}
|
|
}
|
|
if (s4 !== peg$FAILED) {
|
|
while (s4 !== peg$FAILED) {
|
|
s3.push(s4);
|
|
if (peg$c66.test(input.charAt(peg$currPos))) {
|
|
s4 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s4 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c67);
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
}
|
|
if (s3 !== peg$FAILED) {
|
|
s4 = peg$parse_();
|
|
if (s4 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 41) {
|
|
s5 = peg$c68;
|
|
peg$currPos++;
|
|
} else {
|
|
s5 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c69);
|
|
}
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s1 = peg$c70(s3);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parseflags() {
|
|
var s0, s1;
|
|
var key = peg$currPos * 30 + 19,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = [];
|
|
if (peg$c71.test(input.charAt(peg$currPos))) {
|
|
s1 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c72);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
while (s1 !== peg$FAILED) {
|
|
s0.push(s1);
|
|
if (peg$c71.test(input.charAt(peg$currPos))) {
|
|
s1 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c72);
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parseregex() {
|
|
var s0, s1, s2, s3, s4;
|
|
var key = peg$currPos * 30 + 20,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 47) {
|
|
s1 = peg$c73;
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c74);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = [];
|
|
if (peg$c75.test(input.charAt(peg$currPos))) {
|
|
s3 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c76);
|
|
}
|
|
}
|
|
if (s3 !== peg$FAILED) {
|
|
while (s3 !== peg$FAILED) {
|
|
s2.push(s3);
|
|
if (peg$c75.test(input.charAt(peg$currPos))) {
|
|
s3 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c76);
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
s2 = peg$FAILED;
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 47) {
|
|
s3 = peg$c73;
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c74);
|
|
}
|
|
}
|
|
if (s3 !== peg$FAILED) {
|
|
s4 = peg$parseflags();
|
|
if (s4 === peg$FAILED) {
|
|
s4 = null;
|
|
}
|
|
if (s4 !== peg$FAILED) {
|
|
s1 = peg$c77(s2, s4);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parsefield() {
|
|
var s0, s1, s2, s3, s4, s5, s6;
|
|
var key = peg$currPos * 30 + 21,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 46) {
|
|
s1 = peg$c42;
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c43);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = peg$parseidentifierName();
|
|
if (s2 !== peg$FAILED) {
|
|
s3 = [];
|
|
s4 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 46) {
|
|
s5 = peg$c42;
|
|
peg$currPos++;
|
|
} else {
|
|
s5 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c43);
|
|
}
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s6 = peg$parseidentifierName();
|
|
if (s6 !== peg$FAILED) {
|
|
s5 = [s5, s6];
|
|
s4 = s5;
|
|
} else {
|
|
peg$currPos = s4;
|
|
s4 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s4;
|
|
s4 = peg$FAILED;
|
|
}
|
|
while (s4 !== peg$FAILED) {
|
|
s3.push(s4);
|
|
s4 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 46) {
|
|
s5 = peg$c42;
|
|
peg$currPos++;
|
|
} else {
|
|
s5 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c43);
|
|
}
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s6 = peg$parseidentifierName();
|
|
if (s6 !== peg$FAILED) {
|
|
s5 = [s5, s6];
|
|
s4 = s5;
|
|
} else {
|
|
peg$currPos = s4;
|
|
s4 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s4;
|
|
s4 = peg$FAILED;
|
|
}
|
|
}
|
|
if (s3 !== peg$FAILED) {
|
|
s1 = peg$c78(s2, s3);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parsenegation() {
|
|
var s0, s1, s2, s3, s4, s5;
|
|
var key = peg$currPos * 30 + 22,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.substr(peg$currPos, 5) === peg$c79) {
|
|
s1 = peg$c79;
|
|
peg$currPos += 5;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c80);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = peg$parse_();
|
|
if (s2 !== peg$FAILED) {
|
|
s3 = peg$parseselectors();
|
|
if (s3 !== peg$FAILED) {
|
|
s4 = peg$parse_();
|
|
if (s4 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 41) {
|
|
s5 = peg$c68;
|
|
peg$currPos++;
|
|
} else {
|
|
s5 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c69);
|
|
}
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s1 = peg$c81(s3);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parsematches() {
|
|
var s0, s1, s2, s3, s4, s5;
|
|
var key = peg$currPos * 30 + 23,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.substr(peg$currPos, 9) === peg$c82) {
|
|
s1 = peg$c82;
|
|
peg$currPos += 9;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c83);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = peg$parse_();
|
|
if (s2 !== peg$FAILED) {
|
|
s3 = peg$parseselectors();
|
|
if (s3 !== peg$FAILED) {
|
|
s4 = peg$parse_();
|
|
if (s4 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 41) {
|
|
s5 = peg$c68;
|
|
peg$currPos++;
|
|
} else {
|
|
s5 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c69);
|
|
}
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s1 = peg$c84(s3);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parsehas() {
|
|
var s0, s1, s2, s3, s4, s5;
|
|
var key = peg$currPos * 30 + 24,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.substr(peg$currPos, 5) === peg$c85) {
|
|
s1 = peg$c85;
|
|
peg$currPos += 5;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c86);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = peg$parse_();
|
|
if (s2 !== peg$FAILED) {
|
|
s3 = peg$parseselectors();
|
|
if (s3 !== peg$FAILED) {
|
|
s4 = peg$parse_();
|
|
if (s4 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 41) {
|
|
s5 = peg$c68;
|
|
peg$currPos++;
|
|
} else {
|
|
s5 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c69);
|
|
}
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s1 = peg$c87(s3);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parsefirstChild() {
|
|
var s0, s1;
|
|
var key = peg$currPos * 30 + 25,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.substr(peg$currPos, 12) === peg$c88) {
|
|
s1 = peg$c88;
|
|
peg$currPos += 12;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c89);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s1 = peg$c90();
|
|
}
|
|
s0 = s1;
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parselastChild() {
|
|
var s0, s1;
|
|
var key = peg$currPos * 30 + 26,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.substr(peg$currPos, 11) === peg$c91) {
|
|
s1 = peg$c91;
|
|
peg$currPos += 11;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c92);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s1 = peg$c93();
|
|
}
|
|
s0 = s1;
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parsenthChild() {
|
|
var s0, s1, s2, s3, s4, s5;
|
|
var key = peg$currPos * 30 + 27,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.substr(peg$currPos, 11) === peg$c94) {
|
|
s1 = peg$c94;
|
|
peg$currPos += 11;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c95);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = peg$parse_();
|
|
if (s2 !== peg$FAILED) {
|
|
s3 = [];
|
|
if (peg$c60.test(input.charAt(peg$currPos))) {
|
|
s4 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s4 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c61);
|
|
}
|
|
}
|
|
if (s4 !== peg$FAILED) {
|
|
while (s4 !== peg$FAILED) {
|
|
s3.push(s4);
|
|
if (peg$c60.test(input.charAt(peg$currPos))) {
|
|
s4 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s4 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c61);
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
}
|
|
if (s3 !== peg$FAILED) {
|
|
s4 = peg$parse_();
|
|
if (s4 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 41) {
|
|
s5 = peg$c68;
|
|
peg$currPos++;
|
|
} else {
|
|
s5 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c69);
|
|
}
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s1 = peg$c96(s3);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parsenthLastChild() {
|
|
var s0, s1, s2, s3, s4, s5;
|
|
var key = peg$currPos * 30 + 28,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.substr(peg$currPos, 16) === peg$c97) {
|
|
s1 = peg$c97;
|
|
peg$currPos += 16;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c98);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = peg$parse_();
|
|
if (s2 !== peg$FAILED) {
|
|
s3 = [];
|
|
if (peg$c60.test(input.charAt(peg$currPos))) {
|
|
s4 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s4 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c61);
|
|
}
|
|
}
|
|
if (s4 !== peg$FAILED) {
|
|
while (s4 !== peg$FAILED) {
|
|
s3.push(s4);
|
|
if (peg$c60.test(input.charAt(peg$currPos))) {
|
|
s4 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s4 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c61);
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
}
|
|
if (s3 !== peg$FAILED) {
|
|
s4 = peg$parse_();
|
|
if (s4 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 41) {
|
|
s5 = peg$c68;
|
|
peg$currPos++;
|
|
} else {
|
|
s5 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c69);
|
|
}
|
|
}
|
|
if (s5 !== peg$FAILED) {
|
|
s1 = peg$c99(s3);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function peg$parseclass() {
|
|
var s0, s1, s2;
|
|
var key = peg$currPos * 30 + 29,
|
|
cached = peg$resultsCache[key];
|
|
if (cached) {
|
|
peg$currPos = cached.nextPos;
|
|
return cached.result;
|
|
}
|
|
s0 = peg$currPos;
|
|
if (input.charCodeAt(peg$currPos) === 58) {
|
|
s1 = peg$c100;
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
{
|
|
peg$fail(peg$c101);
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = peg$parseidentifierName();
|
|
if (s2 !== peg$FAILED) {
|
|
s1 = peg$c102(s2);
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$resultsCache[key] = {
|
|
nextPos: peg$currPos,
|
|
result: s0
|
|
};
|
|
return s0;
|
|
}
|
|
function nth(n) {
|
|
return {
|
|
type: 'nth-child',
|
|
index: {
|
|
type: 'literal',
|
|
value: n
|
|
}
|
|
};
|
|
}
|
|
function nthLast(n) {
|
|
return {
|
|
type: 'nth-last-child',
|
|
index: {
|
|
type: 'literal',
|
|
value: n
|
|
}
|
|
};
|
|
}
|
|
function strUnescape(s) {
|
|
return s.replace(/\\(.)/g, function (match, ch) {
|
|
switch (ch) {
|
|
case 'b':
|
|
return '\b';
|
|
case 'f':
|
|
return '\f';
|
|
case 'n':
|
|
return '\n';
|
|
case 'r':
|
|
return '\r';
|
|
case 't':
|
|
return '\t';
|
|
case 'v':
|
|
return '\v';
|
|
default:
|
|
return ch;
|
|
}
|
|
});
|
|
}
|
|
peg$result = peg$startRuleFunction();
|
|
if (peg$result !== peg$FAILED && peg$currPos === input.length) {
|
|
return peg$result;
|
|
} else {
|
|
if (peg$result !== peg$FAILED && peg$currPos < input.length) {
|
|
peg$fail(peg$endExpectation());
|
|
}
|
|
throw peg$buildStructuredError(peg$maxFailExpected, peg$maxFailPos < input.length ? input.charAt(peg$maxFailPos) : null, peg$maxFailPos < input.length ? peg$computeLocation(peg$maxFailPos, peg$maxFailPos + 1) : peg$computeLocation(peg$maxFailPos, peg$maxFailPos));
|
|
}
|
|
}
|
|
return {
|
|
SyntaxError: peg$SyntaxError,
|
|
parse: peg$parse
|
|
};
|
|
});
|
|
});
|
|
|
|
/**
|
|
* @typedef {"LEFT_SIDE"|"RIGHT_SIDE"} Side
|
|
*/
|
|
|
|
var LEFT_SIDE = 'LEFT_SIDE';
|
|
var RIGHT_SIDE = 'RIGHT_SIDE';
|
|
|
|
/**
|
|
* @external AST
|
|
* @see https://esprima.readthedocs.io/en/latest/syntax-tree-format.html
|
|
*/
|
|
|
|
/**
|
|
* One of the rules of `grammar.pegjs`
|
|
* @typedef {PlainObject} SelectorAST
|
|
* @see grammar.pegjs
|
|
*/
|
|
|
|
/**
|
|
* The `sequence` production of `grammar.pegjs`
|
|
* @typedef {PlainObject} SelectorSequenceAST
|
|
*/
|
|
|
|
/**
|
|
* Get the value of a property which may be multiple levels down
|
|
* in the object.
|
|
* @param {?PlainObject} obj
|
|
* @param {string[]} keys
|
|
* @returns {undefined|boolean|string|number|external:AST}
|
|
*/
|
|
function getPath(obj, keys) {
|
|
for (var i = 0; i < keys.length; ++i) {
|
|
if (obj == null) {
|
|
return obj;
|
|
}
|
|
obj = obj[keys[i]];
|
|
}
|
|
return obj;
|
|
}
|
|
|
|
/**
|
|
* Determine whether `node` can be reached by following `path`,
|
|
* starting at `ancestor`.
|
|
* @param {?external:AST} node
|
|
* @param {?external:AST} ancestor
|
|
* @param {string[]} path
|
|
* @param {Integer} fromPathIndex
|
|
* @returns {boolean}
|
|
*/
|
|
function inPath(node, ancestor, path, fromPathIndex) {
|
|
var current = ancestor;
|
|
for (var i = fromPathIndex; i < path.length; ++i) {
|
|
if (current == null) {
|
|
return false;
|
|
}
|
|
var field = current[path[i]];
|
|
if (Array.isArray(field)) {
|
|
for (var k = 0; k < field.length; ++k) {
|
|
if (inPath(node, field[k], path, i + 1)) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
current = field;
|
|
}
|
|
return node === current;
|
|
}
|
|
|
|
/**
|
|
* A generated matcher function for a selector.
|
|
* @typedef {function} SelectorMatcher
|
|
*/
|
|
|
|
/**
|
|
* A WeakMap for holding cached matcher functions for selectors.
|
|
* @type {WeakMap<SelectorAST, SelectorMatcher>}
|
|
*/
|
|
var MATCHER_CACHE = typeof WeakMap === 'function' ? new WeakMap() : null;
|
|
|
|
/**
|
|
* Look up a matcher function for `selector` in the cache.
|
|
* If it does not exist, generate it with `generateMatcher` and add it to the cache.
|
|
* In engines without WeakMap, the caching is skipped and matchers are generated with every call.
|
|
* @param {?SelectorAST} selector
|
|
* @returns {SelectorMatcher}
|
|
*/
|
|
function getMatcher(selector) {
|
|
if (selector == null) {
|
|
return function () {
|
|
return true;
|
|
};
|
|
}
|
|
if (MATCHER_CACHE != null) {
|
|
var matcher = MATCHER_CACHE.get(selector);
|
|
if (matcher != null) {
|
|
return matcher;
|
|
}
|
|
matcher = generateMatcher(selector);
|
|
MATCHER_CACHE.set(selector, matcher);
|
|
return matcher;
|
|
}
|
|
return generateMatcher(selector);
|
|
}
|
|
|
|
/**
|
|
* Create a matcher function for `selector`,
|
|
* @param {?SelectorAST} selector
|
|
* @returns {SelectorMatcher}
|
|
*/
|
|
function generateMatcher(selector) {
|
|
switch (selector.type) {
|
|
case 'wildcard':
|
|
return function () {
|
|
return true;
|
|
};
|
|
case 'identifier':
|
|
{
|
|
var value = selector.value.toLowerCase();
|
|
return function (node, ancestry, options) {
|
|
var nodeTypeKey = options && options.nodeTypeKey || 'type';
|
|
return value === node[nodeTypeKey].toLowerCase();
|
|
};
|
|
}
|
|
case 'field':
|
|
{
|
|
var path = selector.name.split('.');
|
|
return function (node, ancestry) {
|
|
var ancestor = ancestry[path.length - 1];
|
|
return inPath(node, ancestor, path, 0);
|
|
};
|
|
}
|
|
case 'matches':
|
|
{
|
|
var matchers = selector.selectors.map(getMatcher);
|
|
return function (node, ancestry, options) {
|
|
for (var i = 0; i < matchers.length; ++i) {
|
|
if (matchers[i](node, ancestry, options)) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
};
|
|
}
|
|
case 'compound':
|
|
{
|
|
var _matchers = selector.selectors.map(getMatcher);
|
|
return function (node, ancestry, options) {
|
|
for (var i = 0; i < _matchers.length; ++i) {
|
|
if (!_matchers[i](node, ancestry, options)) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
};
|
|
}
|
|
case 'not':
|
|
{
|
|
var _matchers2 = selector.selectors.map(getMatcher);
|
|
return function (node, ancestry, options) {
|
|
for (var i = 0; i < _matchers2.length; ++i) {
|
|
if (_matchers2[i](node, ancestry, options)) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
};
|
|
}
|
|
case 'has':
|
|
{
|
|
var _matchers3 = selector.selectors.map(getMatcher);
|
|
return function (node, ancestry, options) {
|
|
var result = false;
|
|
var a = [];
|
|
estraverse.traverse(node, {
|
|
enter: function enter(node, parent) {
|
|
if (parent != null) {
|
|
a.unshift(parent);
|
|
}
|
|
for (var i = 0; i < _matchers3.length; ++i) {
|
|
if (_matchers3[i](node, a, options)) {
|
|
result = true;
|
|
this["break"]();
|
|
return;
|
|
}
|
|
}
|
|
},
|
|
leave: function leave() {
|
|
a.shift();
|
|
},
|
|
keys: options && options.visitorKeys,
|
|
fallback: options && options.fallback || 'iteration'
|
|
});
|
|
return result;
|
|
};
|
|
}
|
|
case 'child':
|
|
{
|
|
var left = getMatcher(selector.left);
|
|
var right = getMatcher(selector.right);
|
|
return function (node, ancestry, options) {
|
|
if (ancestry.length > 0 && right(node, ancestry, options)) {
|
|
return left(ancestry[0], ancestry.slice(1), options);
|
|
}
|
|
return false;
|
|
};
|
|
}
|
|
case 'descendant':
|
|
{
|
|
var _left = getMatcher(selector.left);
|
|
var _right = getMatcher(selector.right);
|
|
return function (node, ancestry, options) {
|
|
if (_right(node, ancestry, options)) {
|
|
for (var i = 0, l = ancestry.length; i < l; ++i) {
|
|
if (_left(ancestry[i], ancestry.slice(i + 1), options)) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
};
|
|
}
|
|
case 'attribute':
|
|
{
|
|
var _path = selector.name.split('.');
|
|
switch (selector.operator) {
|
|
case void 0:
|
|
return function (node) {
|
|
return getPath(node, _path) != null;
|
|
};
|
|
case '=':
|
|
switch (selector.value.type) {
|
|
case 'regexp':
|
|
return function (node) {
|
|
var p = getPath(node, _path);
|
|
return typeof p === 'string' && selector.value.value.test(p);
|
|
};
|
|
case 'literal':
|
|
{
|
|
var literal = "".concat(selector.value.value);
|
|
return function (node) {
|
|
return literal === "".concat(getPath(node, _path));
|
|
};
|
|
}
|
|
case 'type':
|
|
return function (node) {
|
|
return selector.value.value === _typeof(getPath(node, _path));
|
|
};
|
|
}
|
|
throw new Error("Unknown selector value type: ".concat(selector.value.type));
|
|
case '!=':
|
|
switch (selector.value.type) {
|
|
case 'regexp':
|
|
return function (node) {
|
|
return !selector.value.value.test(getPath(node, _path));
|
|
};
|
|
case 'literal':
|
|
{
|
|
var _literal = "".concat(selector.value.value);
|
|
return function (node) {
|
|
return _literal !== "".concat(getPath(node, _path));
|
|
};
|
|
}
|
|
case 'type':
|
|
return function (node) {
|
|
return selector.value.value !== _typeof(getPath(node, _path));
|
|
};
|
|
}
|
|
throw new Error("Unknown selector value type: ".concat(selector.value.type));
|
|
case '<=':
|
|
return function (node) {
|
|
return getPath(node, _path) <= selector.value.value;
|
|
};
|
|
case '<':
|
|
return function (node) {
|
|
return getPath(node, _path) < selector.value.value;
|
|
};
|
|
case '>':
|
|
return function (node) {
|
|
return getPath(node, _path) > selector.value.value;
|
|
};
|
|
case '>=':
|
|
return function (node) {
|
|
return getPath(node, _path) >= selector.value.value;
|
|
};
|
|
}
|
|
throw new Error("Unknown operator: ".concat(selector.operator));
|
|
}
|
|
case 'sibling':
|
|
{
|
|
var _left2 = getMatcher(selector.left);
|
|
var _right2 = getMatcher(selector.right);
|
|
return function (node, ancestry, options) {
|
|
return _right2(node, ancestry, options) && sibling(node, _left2, ancestry, LEFT_SIDE, options) || selector.left.subject && _left2(node, ancestry, options) && sibling(node, _right2, ancestry, RIGHT_SIDE, options);
|
|
};
|
|
}
|
|
case 'adjacent':
|
|
{
|
|
var _left3 = getMatcher(selector.left);
|
|
var _right3 = getMatcher(selector.right);
|
|
return function (node, ancestry, options) {
|
|
return _right3(node, ancestry, options) && adjacent(node, _left3, ancestry, LEFT_SIDE, options) || selector.right.subject && _left3(node, ancestry, options) && adjacent(node, _right3, ancestry, RIGHT_SIDE, options);
|
|
};
|
|
}
|
|
case 'nth-child':
|
|
{
|
|
var nth = selector.index.value;
|
|
var _right4 = getMatcher(selector.right);
|
|
return function (node, ancestry, options) {
|
|
return _right4(node, ancestry, options) && nthChild(node, ancestry, nth, options);
|
|
};
|
|
}
|
|
case 'nth-last-child':
|
|
{
|
|
var _nth = -selector.index.value;
|
|
var _right5 = getMatcher(selector.right);
|
|
return function (node, ancestry, options) {
|
|
return _right5(node, ancestry, options) && nthChild(node, ancestry, _nth, options);
|
|
};
|
|
}
|
|
case 'class':
|
|
{
|
|
return function (node, ancestry, options) {
|
|
if (options && options.matchClass) {
|
|
return options.matchClass(selector.name, node, ancestry);
|
|
}
|
|
if (options && options.nodeTypeKey) return false;
|
|
var name = selector.name.toLowerCase();
|
|
switch (name) {
|
|
case 'statement':
|
|
if (node.type.slice(-9) === 'Statement') return true;
|
|
// fallthrough: interface Declaration <: Statement { }
|
|
case 'declaration':
|
|
return node.type.slice(-11) === 'Declaration';
|
|
case 'pattern':
|
|
if (node.type.slice(-7) === 'Pattern') return true;
|
|
// fallthrough: interface Expression <: Node, Pattern { }
|
|
case 'expression':
|
|
return node.type.slice(-10) === 'Expression' || node.type.slice(-7) === 'Literal' || node.type === 'Identifier' && (ancestry.length === 0 || ancestry[0].type !== 'MetaProperty') || node.type === 'MetaProperty';
|
|
case 'function':
|
|
return node.type === 'FunctionDeclaration' || node.type === 'FunctionExpression' || node.type === 'ArrowFunctionExpression';
|
|
}
|
|
throw new Error("Unknown class name: ".concat(selector.name));
|
|
};
|
|
}
|
|
}
|
|
throw new Error("Unknown selector type: ".concat(selector.type));
|
|
}
|
|
|
|
/**
|
|
* @callback TraverseOptionFallback
|
|
* @param {external:AST} node The given node.
|
|
* @returns {string[]} An array of visitor keys for the given node.
|
|
*/
|
|
|
|
/**
|
|
* @callback ClassMatcher
|
|
* @param {string} className The name of the class to match.
|
|
* @param {external:AST} node The node to match against.
|
|
* @param {Array<external:AST>} ancestry The ancestry of the node.
|
|
* @returns {boolean} True if the node matches the class, false if not.
|
|
*/
|
|
|
|
/**
|
|
* @typedef {object} ESQueryOptions
|
|
* @property {string} [nodeTypeKey="type"] By passing `nodeTypeKey`, we can allow other ASTs to use ESQuery.
|
|
* @property { { [nodeType: string]: string[] } } [visitorKeys] By passing `visitorKeys` mapping, we can extend the properties of the nodes that traverse the node.
|
|
* @property {TraverseOptionFallback} [fallback] By passing `fallback` option, we can control the properties of traversing nodes when encountering unknown nodes.
|
|
* @property {ClassMatcher} [matchClass] By passing `matchClass` option, we can customize the interpretation of classes.
|
|
*/
|
|
|
|
/**
|
|
* Given a `node` and its ancestors, determine if `node` is matched
|
|
* by `selector`.
|
|
* @param {?external:AST} node
|
|
* @param {?SelectorAST} selector
|
|
* @param {external:AST[]} [ancestry=[]]
|
|
* @param {ESQueryOptions} [options]
|
|
* @throws {Error} Unknowns (operator, class name, selector type, or
|
|
* selector value type)
|
|
* @returns {boolean}
|
|
*/
|
|
function matches(node, selector, ancestry, options) {
|
|
if (!selector) {
|
|
return true;
|
|
}
|
|
if (!node) {
|
|
return false;
|
|
}
|
|
if (!ancestry) {
|
|
ancestry = [];
|
|
}
|
|
return getMatcher(selector)(node, ancestry, options);
|
|
}
|
|
|
|
/**
|
|
* Get visitor keys of a given node.
|
|
* @param {external:AST} node The AST node to get keys.
|
|
* @param {ESQueryOptions|undefined} options
|
|
* @returns {string[]} Visitor keys of the node.
|
|
*/
|
|
function getVisitorKeys(node, options) {
|
|
var nodeTypeKey = options && options.nodeTypeKey || 'type';
|
|
var nodeType = node[nodeTypeKey];
|
|
if (options && options.visitorKeys && options.visitorKeys[nodeType]) {
|
|
return options.visitorKeys[nodeType];
|
|
}
|
|
if (estraverse.VisitorKeys[nodeType]) {
|
|
return estraverse.VisitorKeys[nodeType];
|
|
}
|
|
if (options && typeof options.fallback === 'function') {
|
|
return options.fallback(node);
|
|
}
|
|
// 'iteration' fallback
|
|
return Object.keys(node).filter(function (key) {
|
|
return key !== nodeTypeKey;
|
|
});
|
|
}
|
|
|
|
/**
|
|
* Check whether the given value is an ASTNode or not.
|
|
* @param {any} node The value to check.
|
|
* @param {ESQueryOptions|undefined} options The options to use.
|
|
* @returns {boolean} `true` if the value is an ASTNode.
|
|
*/
|
|
function isNode(node, options) {
|
|
var nodeTypeKey = options && options.nodeTypeKey || 'type';
|
|
return node !== null && _typeof(node) === 'object' && typeof node[nodeTypeKey] === 'string';
|
|
}
|
|
|
|
/**
|
|
* Determines if the given node has a sibling that matches the
|
|
* given selector matcher.
|
|
* @param {external:AST} node
|
|
* @param {SelectorMatcher} matcher
|
|
* @param {external:AST[]} ancestry
|
|
* @param {Side} side
|
|
* @param {ESQueryOptions|undefined} options
|
|
* @returns {boolean}
|
|
*/
|
|
function sibling(node, matcher, ancestry, side, options) {
|
|
var _ancestry = _slicedToArray(ancestry, 1),
|
|
parent = _ancestry[0];
|
|
if (!parent) {
|
|
return false;
|
|
}
|
|
var keys = getVisitorKeys(parent, options);
|
|
for (var i = 0; i < keys.length; ++i) {
|
|
var listProp = parent[keys[i]];
|
|
if (Array.isArray(listProp)) {
|
|
var startIndex = listProp.indexOf(node);
|
|
if (startIndex < 0) {
|
|
continue;
|
|
}
|
|
var lowerBound = void 0,
|
|
upperBound = void 0;
|
|
if (side === LEFT_SIDE) {
|
|
lowerBound = 0;
|
|
upperBound = startIndex;
|
|
} else {
|
|
lowerBound = startIndex + 1;
|
|
upperBound = listProp.length;
|
|
}
|
|
for (var k = lowerBound; k < upperBound; ++k) {
|
|
if (isNode(listProp[k], options) && matcher(listProp[k], ancestry, options)) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Determines if the given node has an adjacent sibling that matches
|
|
* the given selector matcher.
|
|
* @param {external:AST} node
|
|
* @param {SelectorMatcher} matcher
|
|
* @param {external:AST[]} ancestry
|
|
* @param {Side} side
|
|
* @param {ESQueryOptions|undefined} options
|
|
* @returns {boolean}
|
|
*/
|
|
function adjacent(node, matcher, ancestry, side, options) {
|
|
var _ancestry2 = _slicedToArray(ancestry, 1),
|
|
parent = _ancestry2[0];
|
|
if (!parent) {
|
|
return false;
|
|
}
|
|
var keys = getVisitorKeys(parent, options);
|
|
for (var i = 0; i < keys.length; ++i) {
|
|
var listProp = parent[keys[i]];
|
|
if (Array.isArray(listProp)) {
|
|
var idx = listProp.indexOf(node);
|
|
if (idx < 0) {
|
|
continue;
|
|
}
|
|
if (side === LEFT_SIDE && idx > 0 && isNode(listProp[idx - 1], options) && matcher(listProp[idx - 1], ancestry, options)) {
|
|
return true;
|
|
}
|
|
if (side === RIGHT_SIDE && idx < listProp.length - 1 && isNode(listProp[idx + 1], options) && matcher(listProp[idx + 1], ancestry, options)) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Determines if the given node is the `nth` child.
|
|
* If `nth` is negative then the position is counted
|
|
* from the end of the list of children.
|
|
* @param {external:AST} node
|
|
* @param {external:AST[]} ancestry
|
|
* @param {Integer} nth
|
|
* @param {ESQueryOptions|undefined} options
|
|
* @returns {boolean}
|
|
*/
|
|
function nthChild(node, ancestry, nth, options) {
|
|
if (nth === 0) {
|
|
return false;
|
|
}
|
|
var _ancestry3 = _slicedToArray(ancestry, 1),
|
|
parent = _ancestry3[0];
|
|
if (!parent) {
|
|
return false;
|
|
}
|
|
var keys = getVisitorKeys(parent, options);
|
|
for (var i = 0; i < keys.length; ++i) {
|
|
var listProp = parent[keys[i]];
|
|
if (Array.isArray(listProp)) {
|
|
var idx = nth < 0 ? listProp.length + nth : nth - 1;
|
|
if (idx >= 0 && idx < listProp.length && listProp[idx] === node) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* For each selector node marked as a subject, find the portion of the
|
|
* selector that the subject must match.
|
|
* @param {SelectorAST} selector
|
|
* @param {SelectorAST} [ancestor] Defaults to `selector`
|
|
* @returns {SelectorAST[]}
|
|
*/
|
|
function subjects(selector, ancestor) {
|
|
if (selector == null || _typeof(selector) != 'object') {
|
|
return [];
|
|
}
|
|
if (ancestor == null) {
|
|
ancestor = selector;
|
|
}
|
|
var results = selector.subject ? [ancestor] : [];
|
|
var keys = Object.keys(selector);
|
|
for (var i = 0; i < keys.length; ++i) {
|
|
var p = keys[i];
|
|
var sel = selector[p];
|
|
results.push.apply(results, _toConsumableArray(subjects(sel, p === 'left' ? sel : ancestor)));
|
|
}
|
|
return results;
|
|
}
|
|
|
|
/**
|
|
* @callback TraverseVisitor
|
|
* @param {?external:AST} node
|
|
* @param {?external:AST} parent
|
|
* @param {external:AST[]} ancestry
|
|
*/
|
|
|
|
/**
|
|
* From a JS AST and a selector AST, collect all JS AST nodes that
|
|
* match the selector.
|
|
* @param {external:AST} ast
|
|
* @param {?SelectorAST} selector
|
|
* @param {TraverseVisitor} visitor
|
|
* @param {ESQueryOptions} [options]
|
|
* @returns {external:AST[]}
|
|
*/
|
|
function traverse(ast, selector, visitor, options) {
|
|
if (!selector) {
|
|
return;
|
|
}
|
|
var ancestry = [];
|
|
var matcher = getMatcher(selector);
|
|
var altSubjects = subjects(selector).map(getMatcher);
|
|
estraverse.traverse(ast, {
|
|
enter: function enter(node, parent) {
|
|
if (parent != null) {
|
|
ancestry.unshift(parent);
|
|
}
|
|
if (matcher(node, ancestry, options)) {
|
|
if (altSubjects.length) {
|
|
for (var i = 0, l = altSubjects.length; i < l; ++i) {
|
|
if (altSubjects[i](node, ancestry, options)) {
|
|
visitor(node, parent, ancestry);
|
|
}
|
|
for (var k = 0, m = ancestry.length; k < m; ++k) {
|
|
var succeedingAncestry = ancestry.slice(k + 1);
|
|
if (altSubjects[i](ancestry[k], succeedingAncestry, options)) {
|
|
visitor(ancestry[k], parent, succeedingAncestry);
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
visitor(node, parent, ancestry);
|
|
}
|
|
}
|
|
},
|
|
leave: function leave() {
|
|
ancestry.shift();
|
|
},
|
|
keys: options && options.visitorKeys,
|
|
fallback: options && options.fallback || 'iteration'
|
|
});
|
|
}
|
|
|
|
/**
|
|
* From a JS AST and a selector AST, collect all JS AST nodes that
|
|
* match the selector.
|
|
* @param {external:AST} ast
|
|
* @param {?SelectorAST} selector
|
|
* @param {ESQueryOptions} [options]
|
|
* @returns {external:AST[]}
|
|
*/
|
|
function match(ast, selector, options) {
|
|
var results = [];
|
|
traverse(ast, selector, function (node) {
|
|
results.push(node);
|
|
}, options);
|
|
return results;
|
|
}
|
|
|
|
/**
|
|
* Parse a selector string and return its AST.
|
|
* @param {string} selector
|
|
* @returns {SelectorAST}
|
|
*/
|
|
function parse(selector) {
|
|
return parser.parse(selector);
|
|
}
|
|
|
|
/**
|
|
* Query the code AST using the selector string.
|
|
* @param {external:AST} ast
|
|
* @param {string} selector
|
|
* @param {ESQueryOptions} [options]
|
|
* @returns {external:AST[]}
|
|
*/
|
|
function query(ast, selector, options) {
|
|
return match(ast, parse(selector), options);
|
|
}
|
|
query.parse = parse;
|
|
query.match = match;
|
|
query.traverse = traverse;
|
|
query.matches = matches;
|
|
query.query = query;
|
|
|
|
export default query;
|