43 lines
1.2 KiB
JavaScript
43 lines
1.2 KiB
JavaScript
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'use strict';
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = matches;
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var _inDOM = require('../util/inDOM');
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var _inDOM2 = _interopRequireDefault(_inDOM);
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var _querySelectorAll = require('./querySelectorAll');
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var _querySelectorAll2 = _interopRequireDefault(_querySelectorAll);
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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var matchesCache = void 0;
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function matches(node, selector) {
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if (!matchesCache && _inDOM2.default) {
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(function () {
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var body = document.body;
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var nativeMatch = body.matches || body.matchesSelector || body.webkitMatchesSelector || body.mozMatchesSelector || body.msMatchesSelector;
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matchesCache = nativeMatch ? function (node, selector) {
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return nativeMatch.call(node, selector);
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} : ie8MatchesSelector;
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})();
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}
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return matchesCache ? matchesCache(node, selector) : null;
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}
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function ie8MatchesSelector(node, selector) {
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var matches = (0, _querySelectorAll2.default)(node.document || node.ownerDocument, selector),
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i = 0;
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while (matches[i] && matches[i] !== node) {
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i++;
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}return !!matches[i];
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}
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module.exports = exports['default'];
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