angular-cn/packages/zone.js/lib/browser/message-port.ts

19 lines
664 B
TypeScript

/**
* @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']);
}
});