import express from 'express'; import socketio from 'socket.io'; import http from 'http'; const port = process.env.kport || 8080, app = express(), server = http.createServer(app), ioserv = socketio.listen(server); server.listen(port, function listening() { console.log('now listening on', port); }); app.get('/', function inc(req, res) { res.send('working'); }); ioserv.on('connection', function (client) { client.on('test', function testMirror(msg) { client.emit('test', msg); }); });