lib/beautiful-css/engine.rb in beautiful-css-0.0.3 vs lib/beautiful-css/engine.rb in beautiful-css-0.0.4

@@ -49,10 +49,10 @@
       groups = {}
       rules.keys.each do |prop|
         rules[prop].keys.each do |selector|
           val = rules[prop][selector]
           prop_val = "{ #{prop}:#{val} }"
-          groups[prop_val] = [] if !( rules.has_key? prop_val)
+          groups[prop_val] = [] if !( groups.has_key? prop_val)
           groups[prop_val] << selector
         end
       end
       groups
     end