Node.js simple proxy

proxy.js

var http = require('http'),
    httpProxy = require('http-proxy');

var proxy = httpProxy.createProxyServer({});

var server = require('http').createServer(function(req, res) {
  if(req.url.indexOf('/rest')==0){
     try{
          proxy.web(req, res, { target: 'http://127.0.0.1:8888'+req.url });
        }catch(err){
     }
  } else {
    proxy.web(req, res, { target: 'http://127.0.0.1:3000'});
  }
});

server.listen(5050);