/** * @license * Copyright Google Inc. All Rights Reserved. * * Use of this source code is governed by an MIT-style license that can be * found in the LICENSE file at https://angular.io/license */ /** * Monkey patch `MessagePort.prototype.onmessage` and `MessagePort.prototype.onmessageerror` * properties to make the callback in the zone when the value are set. */ Zone.__load_patch('MessagePort', (global: any, Zone: ZoneType, api: _ZonePrivate) => { const MessagePort = global['MessagePort']; if (typeof MessagePort !== 'undefined' && MessagePort.prototype) { api.patchOnProperties(MessagePort.prototype, ['message', 'messageerror']); } });