lib/rley/parser/parse_forest_factory.rb in rley-0.5.04 vs lib/rley/parser/parse_forest_factory.rb in rley-0.5.05

@@ -11,9 +11,16 @@
       # Create a Builder, that is, an object
       # that will create piece by piece the forest
       def builder(aParseResult, _builder = nil)
         ParseForestBuilder.new(aParseResult.tokens)
       end
+      
+      # When a end vertex is re-visited then jump
+      # its corresponding start vertex. This behaviour
+      # makes sense for sharing nodes.
+      def jump_to_start()
+        true
+      end       
     end # class
   end # module
 end # module
 
 # End of file