fix extend

[pettanr/pettanr.git] / lib / peta / element.rb

diff --git a/lib/peta/element.rb b/lib/peta/element.rb
index e1abd93..fac8e11 100644 (file)
--- a/lib/peta/element.rb
+++ b/lib/peta/element.rb
@@ -19,7 +19,7 @@ module Peta
     end
     
     def self.root_model
-      if self.parent_model
+      if self.parent_model and self.parent_model.element?
         self.parent_model.root_model
       else
         self