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36 lines
1.0 KiB
36 lines
1.0 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 call = require('../internals/function-call');
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var isCallable = require('../internals/is-callable');
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var anObject = require('../internals/an-object');
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var toString = require('../internals/to-string');
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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 nativeTest = /./.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 (S) {
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var R = anObject(this);
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var string = toString(S);
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var exec = R.exec;
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if (!isCallable(exec)) return call(nativeTest, R, string);
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var result = call(exec, R, string);
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if (result === null) return false;
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anObject(result);
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return true;
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}
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});
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