From: "Mikael Høilund" <mikael@...>
Date: 2008-10-20T06:31:23+09:00
Subject: Re: Proc metaprogramming tricks?

class C
   def self.inherited(klass)
     klass_name = klass.name[/[^:]+$/]
     klass.to_s.split(/::/)[0...-1].inject(Object) { |const, name|
       const.const_get name
     }.send :remove_const, klass_name
     C.const_set klass_name, klass
   end
end

NB: Don't do this.