From: "Florian Aßmann" <florian.assmann@...>
Date: 2007-09-03T06:42:10+09:00
Subject: Re: How to extend a method?

Florian Aßmann schrieb:
> Subclass C:
> 
> class B < A
>   attr_accessor :b
>   def intialize
>     super # calls parent class (A) that already initializes @a
>     @b = 'b'
>   end
> end
> 
> Regards
> Florian
> 
> 

module ExtendA
  attr_accessor :b
  def self.included(base)
    base.instance_variable_set :@b, 'b'
  end
end

class A
  include ExtendA
end

# There are probably 10^x ways to do this...

Regards
again