From: Joel VanderWerf <vjoel@...>
Date: 2003-08-12T07:21:59+09:00
Subject: Re: newbie mixin questions

Michael Garriss wrote:
> Hi,
>    Just 2 questions:
> 
> 1) How can I mixin a class method (not an instance method)?

Since #include doesn't propagate class/module methods, you have to use 
#extend:

module M
   def foo; end # NOT: def M.foo
end

class C
   extend M
end

C.foo