add options

app.js

@@ -3,11 +3,12 @@ var AGIServer = require('./lib/index');
 var handler = function (context) {
   context.onEvent('variables')
     .then(function (vars) {
-      return context.streamFile('beep');
+      	return context.streamFile('beep');
+    })
+    .then(function (result) {    	
+    	return context.end();
     });
 };
 
 var agi = new AGIServer(handler);
-agi.start(3000);
-
+agi.start(3000);
\ No newline at end of file
-//ding.createServer(handler).listen(3000);

lib/context.js

@@ -3,8 +3,9 @@ var EventEmitter = require('events').EventEmitter;
 var state = require('./state');
 var Q = require('q');
 
-var Context = function (stream) {
+var Context = function (stream, debug) {
   EventEmitter.call(this);
+  this.debug = debug;
   this.stream = new Readable();
   this.stream.wrap(stream);
   this.state = state.init;
@@ -97,7 +98,10 @@ Context.prototype.end = function () {
 
 Context.prototype.sendCommand = function (command) {
   var defer = new Q.defer();
-  this.send(command + '\n', function (err, result){
+  if (this.debug) console.log('command', command);
+  var self = this;
+  this.send(command + '\n', function (err, result) {
+    if (self.debug) console.log('err:', err, 'result:', result);
     if (err) {
       defer.reject(err);
     } else {

lib/index.js

 var Context = require('./context');
 
-var agi = function (handler) {
+var agi = function (handler, optionsIn) {
   
   var server;
+  var options = optionsIn || {};
+
+  var settings = {
+    port: options.port || 3000,
+    debug: options.debug || false
+  };
 
   var handle = function (stream) {
-    var context = new Context(stream);
+    var context = new Context(stream, settings.debug);
     handler(context);
   };
 
-  var start = function (port) {
+  var start = function (portIn) {
+    var port = portIn || settings.port;
     return require('net').createServer(handle).listen(port);
   };