             return nil
         }
 
-        if let tuple = flow[0] {
-            return tuple
+        if let entry = flow[0] {
+            return entry
         }
 
         return nil

            return nil
        }

        if let tuple = flow[currentIndex] {
            return tuple
        }

        return nil

            return nil
        }

        if let entry = flow[currentIndex] {
            return entry
        }
        
        return nil
