# File lib/enumerated_attribute/attribute/class_methods.rb, line 7
      def enumerated_attributes(all=true)
        return @enumerated_attributes unless all
        return @all_enumerated_attributes_cache if @all_enumerated_attributes_cache
        @all_enumerated_attributes_cache = @enumerated_attributes ?  @enumerated_attributes.dup : {}
        klass = self.superclass
        while (klass)
          if (klass.respond_to?(:enumerated_attributes))
            if (sub_enums = klass.enumerated_attributes)
              @all_enumerated_attributes_cache = sub_enums.merge @all_enumerated_attributes_cache
              break
            end
          end
          klass = klass.superclass
        end
        @all_enumerated_attributes_cache
      end