From a8c3c62f37cbcb0889bc5d96d0928e94b59b45aa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jean-Fran=C3=A7ois=20St-Germain?= <jfstgermain@gmail.com>
Date: Wed, 17 Jun 2015 17:27:59 -0400
Subject: [PATCH] Update logstash.js

in node 0.10 the CleartextStream object returned by tls.connect doesn't have an unref() function
---
 lib/logstash.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/logstash.js b/lib/logstash.js
index 69cdf40..d396b1a 100644
--- a/lib/logstash.js
+++ b/lib/logstash.js
@@ -132,7 +132,10 @@ LogstashStream.prototype.connect = function () {
   } else {
     this.socket = new net.Socket();
   }
-  this.socket.unref();
+
+  if (_.isFunction(this.socket.unref)) {
+    this.socket.unref();
+  }
 
   this.socket.on('error', function (err) {
     self.connecting = false;