lib/jschematic/element.rb in jschematic-0.0.9 vs lib/jschematic/element.rb in jschematic-0.1.0

@@ -12,18 +12,22 @@
     def title
       nil
     end
 
     def id
-      if @parent
+      if @parent.respond_to?(:id)
         @parent.id + @id
       else
         @id
       end
     end
 
     def to_s
       self.class.to_s
+    end
+
+    def schema_for(ref)
+      parent && parent.schema_for(ref)
     end
 
     private
 
     def fail_validation!(expected, actual)