// Copyright JS Foundation and other contributors, http://js.foundation // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. Object.defineProperty(Object.prototype, 0, {'get': function() { throw $ }}); /** * The below line is added becase the patch #2526 introduces internal properties for promises. * The Reference Error this issue produced can still be reproduced by calling this line. * The reason it was present before is that Promise's 0th property was Promise which could be modified * with the above line, and the engine getting that property for internal purposes got the `throw $` instead. * Thanks to internal properties, it can't be modified anymore from JS side, therefore Promise won't trigger the error. * To keep this issue's output as it was before, the `Array.prototype[0];` line is added. */ Array.prototype[0]; Promise.all();