unique_index.rb in zermelo-1.1.0

- old
+ new

@@ -7,11 +7,10 @@
       def initialize(parent_klass, name)
         @parent_klass   = parent_klass
         @attribute_name = name
 
         @backend   = parent_klass.send(:backend)
-        @class_key = parent_klass.send(:class_key)
 
         @indexers = {}
 
         parent_klass.send(:with_index_data, name.to_sym) do |data|
           @attribute_type = data.type
@@ -30,10 +29,10 @@
         @backend.move(key, {@backend.index_keys(@attribute_type, value_to).join(':') => id}, indexer_to.key)
       end
 
       def key
         @indexer ||= Zermelo::Records::Key.new(
-          :klass  => @class_key,
+          :klass  => @parent_klass,
           :name   => "by_#{@attribute_name}",
           :type   => :hash,
           :object => :index
         )
       end
\ No newline at end of file