angular/packages/zone.js/test/ws-server.js

/**
 * @license
 * Copyright Google LLC 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
 */

const {WebSocketServer} = require('ws');

// simple echo server
const wss = new WebSocketServer({port: 8001});
wss.on('connection', (ws) => {ws.on('message', (data) => {
                       if (data.toString() === 'close') {
                         wss.close();
                         return;
                       }
                       ws.send(data);
                     })});