Socket.io / Express App REPL

app.js

var express = require('express')
  , repl = require('./repl');

var app = express.createServer();

app.get('/', function(req, res){
    res.send('Hello World');
});

app = repl(app);

app.listen(9000);

repl.js

/*!
 * Socket.io / Express App REPL
 */

/**
 * Module dependencies.
 */

var colors = require('colors')
  , net = require('net')
  , repl = require('repl');

/**
 * App
 */

module.exports = function (app) {

  var settings = app.set('settings')
    , rs;

  var server = net.createServer(function (socket) {
    var rs = repl.start('repl> ', socket)
      , context = rs.context;

    context.app = app;

    socket.on('connect', function () {
      socket.write('\n');
      socket.write(('\n  App REPL. Connected.').cyan);
      socket.write('\n  hint: try accessing the "app" object.'.magenta);
      socket.write('\n  hint: type "> .exit" at any point exit.'.magenta);
      socket.write('\n\n');
      rs.displayPrompt();
    });
  });

  server.listen.apply(server, settings.repl);

  server.on('listen', function () {
    app.log.warn(Date.now(), 'repl started on ');
  });

  return app;
};