From: Daniel Harple <dharple@...>
Date: 2006-05-04T07:32:35+09:00
Subject: Re: mixin puzzle


On May 3, 2006, at 11:59 PM, polypus wrote:

> given the below, if you were not allowed to modify class X
>
> module N
>   def foo
>   end
> end
> class X
>   extend M
> end
>
> would it possible for
>
> x = X.new

module N
   def foo() "foo" end
end
class X
end

x = X.new
class << x
   include N
end
x.foo # => "foo"

-- Daniel