Only process current queue if it is set

fixes #49
defunctzombie · Sep 9, 2015 · 6255881 · 6255881
1 parent 5c14616
commit 6255881
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/browser.js b/browser.js
@@ -30,7 +30,9 @@ function drainQueue() {
         currentQueue = queue;
         queue = [];
         while (++queueIndex < len) {
-            currentQueue[queueIndex].run();
+            if (currentQueue) {
+                currentQueue[queueIndex].run();
+            }
         }
         queueIndex = -1;
         len = queue.length;