unless _last?

Andrew Page · Andrew Page · commit 69b9fc968e54 · 2014-06-20T10:53:46.000+02:00
Thx @soyjavi
diff --git a/source/quo.gestures.swipe.coffee b/source/quo.gestures.swipe.coffee
@@ -39,7 +39,7 @@ Quo.Gestures.add
         _last = null
 
     cancel = end = (target, data) ->
-      if not _last? or _last is `undefined`
+     unless _last?
         if data.length >= 1
           delta =
             x: data[0].x - _start.x
