lib/rom/repository/changeset/update.rb in rom-repository-1.3.2 vs lib/rom/repository/changeset/update.rb in rom-repository-1.3.3

@@ -39,20 +39,10 @@
       # @api public
       def original
         @original ||= Hash(relation.one)
       end
 
-      # Return diff hash sent through the pipe
-      #
-      # @return [Hash]
-      #
-      # @api public
-      def to_h
-        pipe.call(diff)
-      end
-      alias_method :to_hash, :to_h
-
       # Return true if there's a diff between original and changeset data
       #
       # @return [TrueClass, FalseClass]
       #
       # @api public
@@ -75,11 +65,12 @@
       #
       # @api public
       def diff
         @diff ||=
           begin
-            data_tuple = __data__.to_a
-            data_keys = __data__.keys & original.keys
+            data = pipe.for_diff(__data__)
+            data_tuple = data.to_a
+            data_keys = data.keys & original.keys
 
             new_tuple = data_tuple.to_a.select { |(k, _)| data_keys.include?(k) }
             ori_tuple = original.to_a.select { |(k, _)| data_keys.include?(k) }
 
             Hash[new_tuple - (new_tuple & ori_tuple)]