From: "David A. Black" <dblack@...>
Date: 2004-11-27T11:04:02+09:00
Subject: Re: Fixnum#clone and Float#clone raise different exceptions

Hi --

On Fri, 26 Nov 2004, Yukihiro Matsumoto wrote:

> Hi,
> 
> In message "Re: Fixnum#clone and Float#clone raise different exceptions"
>     on Thu, 25 Nov 2004 22:49:20 +0900, Gavin Sinclair <gsinclair@soyabean.com.au> writes:
> 
> |4.clone -> 4 sounds better to me, but I must be missing something.
> 
> Do you accept the following behavior?
> 
>   a = 4
>   a.instance_eval{@a=5}
>   b = a.clone		# b = 4
>   b.instance_eval{@a=10}
>   a.instance_eval{@a}   # @a = 10
> 
> Similar thing can happen for a Float and singleton methods.

I don't like it -- but even more fundamentally, "clone" really is
never the right name for a method that returns self.  A clone is by
definition not the original, however much it may be like the original.  


David

-- 
David A. Black
dblack@wobblini.net