From: Stefan Rusterholz <apeiros@...>
Date: 2007-07-20T23:18:04+09:00
Subject: Re: RCR? Added syntax for chains that possibly return nil

Robert Dober wrote:
> On 7/20/07, Trans <transfire@gmail.com> wrote:
>> >
>>
> But -> does not support default, that is a feature of your solution.
> I have completely overlooked this :(, the -> notation implies nil as 
> default.
> 
> And you are thus right about the example above, your idea is indeed 
> powerful :)
> 
> Robert

Well, default can still be established with ->, just the plain old way:
foo = bar->baz || default # if anywhere in the chain is nil, you get the 
default

Regards
Stefan

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