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- 'use strict';
- // TODO: Remove from `core-js@4` since it's moved to entry points
- require('../modules/es.regexp.exec');
- var $ = require('../internals/export');
- var call = require('../internals/function-call');
- var isCallable = require('../internals/is-callable');
- var anObject = require('../internals/an-object');
- var toString = require('../internals/to-string');
- var DELEGATES_TO_EXEC = function () {
- var execCalled = false;
- var re = /[ac]/;
- re.exec = function () {
- execCalled = true;
- return /./.exec.apply(this, arguments);
- };
- return re.test('abc') === true && execCalled;
- }();
- var nativeTest = /./.test;
- // `RegExp.prototype.test` method
- // https://tc39.es/ecma262/#sec-regexp.prototype.test
- $({ target: 'RegExp', proto: true, forced: !DELEGATES_TO_EXEC }, {
- test: function (S) {
- var R = anObject(this);
- var string = toString(S);
- var exec = R.exec;
- if (!isCallable(exec)) return call(nativeTest, R, string);
- var result = call(exec, R, string);
- if (result === null) return false;
- anObject(result);
- return true;
- }
- });
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