From: Klaus Stein <usenet@...>
Date: 2005-05-19T20:50:14+09:00
Subject: Re: RCR 303: nil should accept missing methods and return nil

Robert Klemme <bob.news@gmx.net> wrote:
> Klaus Stein wrote:
>> 
>> obj.meth1().meth2().nil_friendly.meth3()
>> ==========================================================
>> 
>> [ ... ]
>>
>> Comments?
> 
> What about #nil?
> 
nil.nil? -> true
nil.nil_friendly.nil? -> false
We _either_ want to use #nil_friendly _or_ test for nil, so I don't think
this gives any problem. If I explicitly use #nil_friendly, I say, that I
don't care about this being nil, so I will not test for nil.

Klaus Stein
-- 
http://lapiz.istik.de/

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