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36 lines
1.2 KiB
36 lines
1.2 KiB
'use strict'; |
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// TODO: Remove from `core-js@4` since it's moved to entry points |
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require('../modules/es.regexp.exec'); |
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var $ = require('../internals/export'); |
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var global = require('../internals/global'); |
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var call = require('../internals/function-call'); |
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var uncurryThis = require('../internals/function-uncurry-this'); |
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var isCallable = require('../internals/is-callable'); |
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var isObject = require('../internals/is-object'); |
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var DELEGATES_TO_EXEC = function () { |
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var execCalled = false; |
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var re = /[ac]/; |
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re.exec = function () { |
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execCalled = true; |
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return /./.exec.apply(this, arguments); |
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}; |
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return re.test('abc') === true && execCalled; |
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}(); |
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var Error = global.Error; |
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var un$Test = uncurryThis(/./.test); |
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// `RegExp.prototype.test` method |
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// https://tc39.es/ecma262/#sec-regexp.prototype.test |
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$({ target: 'RegExp', proto: true, forced: !DELEGATES_TO_EXEC }, { |
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test: function (str) { |
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var exec = this.exec; |
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if (!isCallable(exec)) return un$Test(this, str); |
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var result = call(exec, this, str); |
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if (result !== null && !isObject(result)) { |
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throw new Error('RegExp exec method returned something other than an Object or null'); |
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} |
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return !!result; |
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} |
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});
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