From: Robert Klemme <shortcutter@...>
Date: 2008-03-04T04:24:56+09:00
Subject: Re: Dealing with nil

On 03.03.2008 11:20, Thomas Wieczorek wrote:
> On Mon, Mar 3, 2008 at 10:38 AM, Robert Klemme
> <shortcutter@googlemail.com> wrote:
>>  we had frequent discussions about how to make code safely deal with
>>  possible nil values.  I remember having seen various solutions
>>  proposed.  However, I cannot remember having seen this, which just
>>  occurred to me:
> 
> Raganwald proposed Object#andand and Object#me
> http://weblog.raganwald.com/2008/01/objectandand-objectme-in-ruby.html
> 
> He also discusses Object#if_not_nil
> http://weblog.raganwald.com/2008/02/ifnotnil.html
> which was proposed by François Beausoleil at
> http://blog.teksol.info/2007/11/23/a-little-smalltalk-in-ruby-if_nil-and-if_not_nil

Ah, good point!  Thanks for the links.  I guess that solution is just 
too obvious - I just could not remember having seen it.  I have to take 
my Voltax... ;-)

Kind regards

	robert