56 lines
2.5 KiB
JavaScript
56 lines
2.5 KiB
JavaScript
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"use strict";
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var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports["default"] = void 0;
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var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toConsumableArray"));
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var _ariaQuery = require("aria-query");
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var _jsxAstUtils = require("jsx-ast-utils");
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var _arrayIncludes = _interopRequireDefault(require("array-includes"));
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var _arrayPrototype = _interopRequireDefault(require("array.prototype.flatmap"));
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var roles = (0, _toConsumableArray2["default"])(_ariaQuery.roles.keys());
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var interactiveRoles = roles.filter(function (name) {
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return !_ariaQuery.roles.get(name)["abstract"] && _ariaQuery.roles.get(name).superClass.some(function (klasses) {
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return (0, _arrayIncludes["default"])(klasses, 'widget');
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});
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});
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// 'toolbar' does not descend from widget, but it does support
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// aria-activedescendant, thus in practice we treat it as a widget.
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interactiveRoles.push('toolbar');
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/**
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* Returns boolean indicating whether the given element has a role
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* that is associated with an interactive component. Used when an element
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* has a dynamic handler on it and we need to discern whether or not
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* its intention is to be interacted with in the DOM.
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*
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* isInteractiveRole is a Logical Disjunction:
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* https://en.wikipedia.org/wiki/Logical_disjunction
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* The JSX element does not have a tagName or it has a tagName and a role
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* attribute with a value in the set of non-interactive roles.
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*/
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var isInteractiveRole = function isInteractiveRole(tagName, attributes) {
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var value = (0, _jsxAstUtils.getLiteralPropValue)((0, _jsxAstUtils.getProp)(attributes, 'role'));
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// If value is undefined, then the role attribute will be dropped in the DOM.
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// If value is null, then getLiteralAttributeValue is telling us that the
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// value isn't in the form of a literal
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if (value === undefined || value === null) {
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return false;
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}
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var isInteractive = false;
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var normalizedValues = String(value).toLowerCase().split(' ');
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var validRoles = (0, _arrayPrototype["default"])(normalizedValues, function (name) {
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return (0, _arrayIncludes["default"])(roles, name) ? [name] : [];
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});
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if (validRoles.length > 0) {
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// The first role value is a series takes precedence.
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isInteractive = (0, _arrayIncludes["default"])(interactiveRoles, validRoles[0]);
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}
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return isInteractive;
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};
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var _default = isInteractiveRole;
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exports["default"] = _default;
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module.exports = exports.default;
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