Ruby Clean Module Definition

module_def.rb

module TagLib
 
  module ClassMethods
    def find_by_tags()
      # ...
    end
  end
 
  module InstanceMethods
    def tags()
      # ...
    end
  end
 
  def self.included(base)
    base.send :include, InstanceMethods
    base.send :extend, ClassMethods
  end
 
end

class ActiveRecord::Base
  include TagLib
end