From: ara.t.howard@...
Date: 2006-06-08T21:57:27+09:00
Subject: Re: Why the lack of mixing-in support for Class methods?

On Thu, 8 Jun 2006, Alder Green wrote:

> Hi
>
> I'm confused as to why class methods aren't include'd by default along
> with instance methods when mixing-in modules.
>
> It obstructs the important orthoganility between modules and classes,
> and - among other problems - thus undermines the position of mixins as
> an alternative to class-based multiple inheritance.
>
> In short, I can see a lot of poor consequence to that lack of support,
> while on the other hand no good reason for it. Maybe someone would
> care to elighten me?
>
> (I'm aware of the various hacks for fudging such support, and in fact
> use some of them in my code. But there are readability and
> maintainability issues with those hacks for something that's supposed
> to be a core feature).
>
> -- 
> -Alder


module M
   def self.new
     'yikes!'
   end
   def self.alloc
     'even worse'
   end
   def self.name
     'this is getting bad'
   end
   def self.is_a?
     'i hope you did not override this'
   end
end

class C
   include M
end

-a
-- 
suffering increases your inner strength.  also, the wishing for suffering
makes the suffering disappear.
- h.h. the 14th dali lama