From: Paul Brannan <pbrannan@...>
Date: 2005-10-22T03:37:18+09:00
Subject: Re: Removing a class for good from ObjectSpace

On Sat, Oct 22, 2005 at 03:22:00AM +0900, Francis Hwang wrote:
> You can also write:
> 
> Object.send :remove_const, :Foo
> Object.send :const_set, :Foo, Class.new

Not in 1.9:

$ irb-1.9
irb(main):001:0> class Foo; end
=> nil
irb(main):002:0> Object.send :remove_const, :Foo
NoMethodError: private method `remove_const' called for Object:Class
        from (irb):2:in `send'
        from (irb):2

Paul