From: matz@... (Yukihiro Matsumoto)
Date: 2002-09-12T08:52:19+09:00
Subject: Re: Multimethods (was Re: Larry Wall's comments on Ruby)

Hi,

In message "Multimethods (was Re: Larry Wall's comments on Ruby)"
    on 02/09/11, Dan Sugalski <dan@sidhe.org> writes:

|Multimethod dispatch is reasonably simple. It's when you have 
|multiple methods with the same name, which are only differentiated by 
|their method signature. At runtime, the types of the arguments are 
|checked and you dispatch to the matching method. If no method 
|matches, or more than one method matches equally well, an exception 
|is thrown.

In my definition, this is not multi-method, because a method still
belongs to certain class.  I call this "overloading method".  I'm not
against overloading method.  This has power of multi-method, and
simplicity of ordinary method.  Just like mix-in compared to MI.

							matz.