From 202bfe8385f45fd689dcf34b283c6aa53213ddb1 Mon Sep 17 00:00:00 2001
From: Feross Aboukhadijeh <feross@feross.org>
Date: Thu, 5 Jun 2014 23:40:13 -0700
Subject: [PATCH] add server.listen(port, onlistening) shorthand

---
 index.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/index.js b/index.js
index 390dc2f..35fed7c 100644
--- a/index.js
+++ b/index.js
@@ -519,10 +519,14 @@ function Server (opts) {
   }
 }
 
-Server.prototype.listen = function (port) {
+Server.prototype.listen = function (port, onlistening) {
   var self = this
   var tasks = []
 
+  if (onlistening) {
+    self.once('listening', onlistening)
+  }
+
   self._httpServer && tasks.push(function (cb) {
     self._httpServer.listen(port, cb)
   })