From: Gavin Sinclair <gsinclair@...>
Date: 2002-09-10T17:38:28+09:00
Subject: Re: Larry Wall's comments on Ruby

>
> However (multi)-methods could ``belong'' to several (specified) classes.
> This does seem to be very popular and is certainly more  difficult to
> implement but I find this much more natural than the traditional
> OO-model.  The most prominent example, is the completely unnatural
> choice of the left summand as a method receiver in additions ``a + b''.
>
> /Christoph

I'm not convinced that it's unnatural.  We don't know the types of a and
b, and for some objects a and b, a + b != b + a.

I'm interested what you think the alternative is, or an argument against
the above, and how you would like to see a + b defined in Ruby.

Gavin