From: James Coglan <jcoglan@...>
Date: 2008-08-22T01:27:41+09:00
Subject: Re: Find all subclasses of a class/module

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>
>
> BEGIN {
>  class Class
>    def inherited other
>      super if defined? super
>    ensure
>      ( @subclasses ||= [] ).push(other).uniq!
>    end
>
>    def subclasses
>      @subclasses ||= []
>      @subclasses.inject( [] ) do |list, subclass|
>        list.push(subclass, *subclass.subclasses)
>      end
>    end
>  end
> }



That's probably more efficient than my version, but won't it fail to capture
relationships of any pre-existing classes? Seems it will only affect classes
defined after it has been loaded.

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