1 files changed, 13 insertions, 0 deletions
diff --git a/lib/rdoc/attr.rb b/lib/rdoc/attr.rb
index 43ded8e610..9b8c4562c2 100644
--- a/lib/rdoc/attr.rb
+++ b/lib/rdoc/attr.rb
@@ -56,6 +56,12 @@ class RDoc::Attr < RDoc::CodeObject
   ##
   # Returns nil, for duck typing with RDoc::AnyMethod
 
+  def arglists
+  end
+
+  ##
+  # Returns nil, for duck typing with RDoc::AnyMethod
+
   def block_params
   end
 
@@ -133,6 +139,13 @@ class RDoc::Attr < RDoc::CodeObject
   end
 
   ##
+  # For duck typing with RDoc::AnyMethod, returns nil
+
+  def params
+    nil
+  end
+
+  ##
   # URL path for this attribute
 
   def path