1 files changed, 14 insertions, 0 deletions
diff --git a/lib/rdoc/ri/ri_descriptions.rb b/lib/rdoc/ri/ri_descriptions.rb
index 9bd5c2d13b..96041f1c7e 100644
--- a/lib/rdoc/ri/ri_descriptions.rb
+++ b/lib/rdoc/ri/ri_descriptions.rb
@@ -100,6 +100,12 @@ module RI
       "Module"
     end
 
+    # the 'ClassDescription' subclass overrides this
+    # to format up the name of a parent
+    def superclass_string
+      nil
+    end
+
     private
 
     def merge(into, from)
@@ -116,6 +122,14 @@ module RI
     def display_name
       "Class"
     end
+
+    def superclass_string
+      if @superclass && @superclass != "Object"
+        @superclass
+      else
+        nil
+      end
+    end
   end