#!/usr/bin/env ruby require "bundler/setup" require "usable" # You can add fixtures and/or initialization code here to make experimenting # with your gem easier. You can also use a different console, if you like. # (If you use this, don't forget to add pry to your Gemfile!) # require "pry" # Pry.start module VersionMixin def save_version "Saving up to #{usables.max_versions} versions to #{usables.table_name}" end def destroy_version "Deleting versions from #{usables.table_name}" end end module Mixin extend Usable usables[:max_versions] = 20 def name "defined by Mixin" end end class Model extend Usable usable VersionMixin, only: :save_version do max_versions 10 table_name 'custom_versions' end def save usable_method(:save_version).call end end module PersistenceOverride def save 'nope' end end module Nested module Extension def go 'going' end end end class Example extend Usable usable Mixin usable VersionMixin do max_versions 10 end usable Nested::Extension end Model.usable PersistenceOverride, method: 'prepend' require "irb" IRB.start