lib/windcharger/attributes.rb in windcharger-0.6.0 vs lib/windcharger/attributes.rb in windcharger-0.7.0

@@ -1,10 +1,12 @@
 # frozen_string_literal: true
 
 module Windcharger
   module Attributes
     def attributes
-      (@__windcharger_attributes ||= []).dup.freeze
+      @__windcharger_attributes ||= []
+      super_attrs = superclass.respond_to?(:attributes) ? superclass.attributes : []
+      [*super_attrs, *@__windcharger_attributes].freeze
     end
 
     private
 
     def __windcharger_add_attribute name