From: nobu.nokada@...
Date: 2002-03-17T03:19:57+09:00
Subject: Re: Mixin class methods?

Hi,

At Sun, 17 Mar 2002 03:01:04 +0900,
Chris Morris wrote:
> Is it possible to define a method in a module so that when it's mixed in, it
> becomes a class method?
> 
> I tried something like this:
> 
> module Mix
>   def inst_meth
>     puts 'inst_meth'
>   end
> 
>   class << self
>     def class_meth
>       puts 'class_meth'
>     end
>   end
> end

module Mix
  def inst_meth
    puts 'inst_meth'
  end

  module ClassMethods
    def class_meth
      puts 'class_meth'
    end
  end

  include ClassMethods

  def self.append_features(klass)
    super
    klass.extend(ClassMethods)
  end
end

-- 
Nobu Nakada