refining:内联细化模块的语法糖

精制 这个 gem 定义了Class#refining 。 Class#refining是在内部类定义细化模块的帮手。 前 class User module AdministratorRoll refine User do def delete_post ( name ) "Delete: #{ name } " end end end end class DeletePostContext using User :: AdministratorRoll def execute user = User . new user . delete_post end end 后 require 'refining' class User refining :AdministratorRoll d