From: dblack@...
Date: 2007-02-17T05:15:02+09:00
Subject: Re: Oppinions on RCR for dup on immutable classes

Hi --

On Sat, 17 Feb 2007, ara.t.howard@noaa.gov wrote:

> On Sat, 17 Feb 2007 dblack@wobblini.net wrote:
>
>> 
>> I don't consider returning a shallow copy the same as returning self.
>> It's not the same object as the receiver of the "dup" message.
>> 
>
> you may not.  neither do i.  nevetheless it quite true that one must
> understand __completey__ the rhs in
>
>  d = obj.dup
>
> in order to use d effectively.

I'm definitely not lobbying against understanding things :-)


David

-- 
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