add extend duration method

foo123 · Dec 23, 2015 · 970b351 · 970b351
1 parent d414995
commit 970b351
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/timer.js b/timer.js
@@ -126,6 +126,15 @@ Timer.prototype = {
         return self;
     }
 
+    ,extend: function( duration ) {
+        var self = this;
+        if ( self.timer )
+        {
+            self.duration += duration|0;
+        }
+        return self;
+    }
+
     ,reset: function( duration ) {
         var self = this;
         if ( self.timer )