Add WebSocket server to getPostPutDelete.js using ws

examples/node_test_server/getPostPutDelete.js

@@ -10,6 +10,7 @@
 var express = require('express');			// include express.js
 var app = express();						// a local instance of it
 var bodyParser = require('body-parser');	// include body-parser
+var WebSocketServer = require('ws').Server	// include Web Socket server
 
 // you need a  body parser:
 app.use(bodyParser.urlencoded({extended: false})); // for application/x-www-form-urlencoded
@@ -40,3 +41,17 @@ app.all('/*', function (request, response) {
 
 // start the server:
 var server = app.listen(8080, serverStart);
+
+// create a WebSocket server and attach it to the server
+var wss = new WebSocketServer({server: server});
+
+wss.on('connection', function connection(ws) {
+	// new connection, add message listener
+	ws.on('message', function incoming(message) {
+		// received a message
+		console.log('received: %s', message);
+
+		// echo it back
+		ws.send(message);
+	});
+});