Basic REPL framework

REPL.js

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

net.createServer(function (socket) {
  var r = repl.start({
    prompt: "node via TCP socket> ",
    input: socket,
    output: socket,
  });

  r.on('exit', function() {
    socket.end();
  });

  r.context.$ = {
    };
}).listen(5001);