lib/nanoc/base/repos/aggregate_data_source.rb in nanoc-4.8.10 vs lib/nanoc/base/repos/aggregate_data_source.rb in nanoc-4.8.11

@@ -20,7 +20,15 @@
       @_layouts ||= begin
         objs = @data_sources.flat_map(&:layouts)
         Nanoc::Int::LayoutCollection.new(@config, objs)
       end
     end
+
+    def item_changes
+      SlowEnumeratorTools.merge(@data_sources.map(&:item_changes))
+    end
+
+    def layout_changes
+      SlowEnumeratorTools.merge(@data_sources.map(&:layout_changes))
+    end
   end
 end