From: "Ball, Donald A Jr (Library)" <donald.ball@...>
Date: 2007-05-02T06:44:37+09:00
Subject: Re: simple subclass question

Actually, I spoke too quickly. If I use this construct: 

> class A
>   class << self
>     attr_accessor :var
>   end
> end
> 
> class B < A
>   class << self
>     def var
>       @var || superclass.var
>     end
>   end
> end

How can I initialize var in A? I've tried:

class A
  class << self
    @var = 'foo'
    attr_accessor :var
  end
end

to no avail. Also tried doing it in an initialize method. I'm still
missing something key, I think.

- donald