+++ /dev/null
-class Customer < Struct.new(:name, :id)
- def to_param
- id.to_s
- end
-end
-
-class BadCustomer < Customer
-end
-
-class GoodCustomer < Customer
-end
-
-module Quiz
- class Question < Struct.new(:name, :id)
- def to_param
- id.to_s
- end
- end
-end