From: Tim Pease <tim.pease@...>
Date: 2007-07-13T23:42:40+09:00
Subject: Re: Class methods and modules

On 7/13/07, Pedro Cardoso <cardosojp@netcabo.pt> wrote:
> Hello
>
> I wan't to design a Module that defines some methods that I wan't as
> class methods in the classes that includes them. Is it possible?
>
> Thanks
>

module MyModule
  module ClassMethods
    def class_method_one( )
      puts "you're in class method one"
    end

    def class_method_two( )
      puts "you're in class method two"
    end
  end  # module ClassMethods

  def self.included( other )
    other.extend ClassMethods if Class === other
  end

  def method_one( )
    puts "you're in method one"
  end
end

class C
  include MyModule
end

C.new.method_one   #=> you're in method one
C.class_method_one    #=> you're in class method one
C.class_method_two    #=> you're in class method two


Blessings,
TwP