On Monday, April 7, 2003, at 09:44 PM, Yukihiro Matsumoto wrote:

> Hi,
>
> In message "Re: UnboundMethod#to_proc"
>     on 03/04/08, Dave Thomas <dave / thomases.com> writes:
>
> |Not necessarily: I don't believe that Unbound should inherit from
> |Method: I think they should both inherit from Object. All they really
> |share is 'arity', and Proc has that too.
>
> Not necessarily indeed.  It's just because implementation
> convenience.
>

Could 'arity' be a mixin?

Dave