update.rb in rom-repository-1.0.0.rc2

- old
+ new

@@ -7,10 +7,12 @@
     # is fetched from changeset's relation using `by_pk` relation view.
     # This means the underlying adapter must provide this view, or you
     # you need to implement it yourself in your relations if you want to
     # use Update changesets.
     #
+    # @see Changeset::Stateful
+    #
     # @api public
     class Update < Stateful
       command_type :update
 
       # Commit update changeset if there's a diff
@@ -63,10 +65,10 @@
         diff.empty?
       end
 
       # Calculate the diff between the original and changeset data
       #
-      # @return [Hash, Array]
+      # @return [Hash]
       #
       # @api public
       def diff
         @diff ||=
           begin