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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 global = require('../internals/global');
- var call = require('../internals/function-call');
- var uncurryThis = require('../internals/function-uncurry-this');
- var isCallable = require('../internals/is-callable');
- var isObject = require('../internals/is-object');
- 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 Error = global.Error;
- var un$Test = uncurryThis(/./.test);
- // `RegExp.prototype.test` method
- // https://tc39.es/ecma262/#sec-regexp.prototype.test
- $({ target: 'RegExp', proto: true, forced: !DELEGATES_TO_EXEC }, {
- test: function (str) {
- var exec = this.exec;
- if (!isCallable(exec)) return un$Test(this, str);
- var result = call(exec, this, str);
- if (result !== null && !isObject(result)) {
- throw new Error('RegExp exec method returned something other than an Object or null');
- }
- return !!result;
- }
- });
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