2311061106/frontend/node_modules/es-abstract/2025/IsRegExp.js
23175 b8b09fd9d4
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完成作业
2025-12-14 16:02:40 +08:00

26 lines
570 B
JavaScript

'use strict';
var GetIntrinsic = require('get-intrinsic');
var $match = GetIntrinsic('%Symbol.match%', true);
var hasRegExpMatcher = require('is-regex');
var isObject = require('es-object-atoms/isObject');
var ToBoolean = require('./ToBoolean');
// https://262.ecma-international.org/6.0/#sec-isregexp
module.exports = function IsRegExp(argument) {
if (!isObject(argument)) {
return false;
}
if ($match) {
var isRegExp = argument[$match];
if (typeof isRegExp !== 'undefined') {
return ToBoolean(isRegExp);
}
}
return hasRegExpMatcher(argument);
};