From f775df9e9ca2ac8c1f02875842c5538827c19352 Mon Sep 17 00:00:00 2001
From: Francisco Dans <fdansv@gmail.com>
Date: Wed, 15 Apr 2015 14:53:10 +0200
Subject: [PATCH] only runs callback if it's been defined

---
 lib/torque/provider/windshaft.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/torque/provider/windshaft.js b/lib/torque/provider/windshaft.js
index 7093cf4..3b21fdc 100644
--- a/lib/torque/provider/windshaft.js
+++ b/lib/torque/provider/windshaft.js
@@ -460,7 +460,7 @@
         map_instance_time.end();
         if (data) {
           if (data.errors){
-            self.options.errorCallback(data.errors);
+            self.options.errorCallback && self.options.errorCallback(data.errors);
             return;
           }
           var torque_key = Object.keys(data.metadata.torque)[0]