server.js

var net = require('net');
var icardsO = require('./icards');

var icards = new icardsO.iCards();

net.createServer(function (socket) {
    socket.setEncoding("utf8");

    socket.on('connect', function() {
      socket.write("Echo server - "+ socket.fd +"\r\n");
    });

    socket.on("data", function (data) {
      icards.parse(socket, data);
    });

    socket.on("end", function () {
      socket.end();
    });

}).listen(8124, "127.0.0.1");