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