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Editing: es.regexp.test.js

'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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