lib/ruote/exp/fe_forget.rb in ruote-2.1.11 vs lib/ruote/exp/fe_forget.rb in ruote-2.2.0

@@ -1,7 +1,7 @@
 #--
-# Copyright (c) 2005-2010, John Mettraux, [e-mail]
+# Copyright (c) 2005-2011, John Mettraux, [e-mail]
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the "Software"), to deal
 # in the Software without restriction, including without limitation the rights
 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
@@ -57,10 +57,17 @@
   #     participant 'delta'
   #   end
   #
   # This expression can be useful for fire-and-forget parallelism in processes.
   #
+  # == forget vs lose
+  #
+  # forget : replies to parent expression immediately, is not cancellable
+  # (not reachable).
+  #
+  # lose : never replies to parent expression, is cancellable.
+  #
   class ForgetExpression < FlowExpression
 
     names :forget
 
     def apply
@@ -70,10 +77,10 @@
       end
 
       reply_to_parent(h.applied_workitem)
     end
 
-    def reply (workitem)
+    def reply(workitem)
 
       # never gets called
     end
   end
 end