lib/rdf/json/writer.rb in rdf-json-0.3.0 vs lib/rdf/json/writer.rb in rdf-json-1.0.0

@@ -62,32 +62,32 @@
     #
     # @param  [RDF::Node] value
     # @param  [Hash{Symbol => Object}] options
     # @return [String]
     def format_node(value, options = {})
-      value.to_json
+      value.to_rdf_json.to_json
     end
 
     ##
     # Returns the RDF/JSON representation of a URI reference.
     #
     # @param  [RDF::URI] value
     # @param  [Hash{Symbol => Object}] options
     # @return [String]
     def format_uri(value, options = {})
-      value.to_json
+      value.to_rdf_json.to_json
     end
 
     ##
     # Returns the RDF/JSON representation of a literal.
     #
     # @param  [RDF::Literal, String, #to_s] value
     # @param  [Hash{Symbol => Object}] options
     # @return [String]
     def format_literal(value, options = {})
       case value
-        when RDF::Literal then value.to_json
-        else RDF::Literal.new(value).to_json
+        when RDF::Literal then value.to_rdf_json.to_json
+        else RDF::Literal.new(value).to_rdf_json.to_json
       end
     end
   end # Writer
 end # RDF::JSON