lib/micro/case/flow.rb in u-case-2.3.1 vs lib/micro/case/flow.rb in u-case-2.4.0

@@ -3,10 +3,10 @@
 module Micro
   class Case
     module Flow
       module ClassMethods
         def __flow__
-          @__flow
+          return @__flow if defined?(@__flow)
         end
 
         def flow(*args)
           @__flow = flow_reducer.build(args)
         end