From: Bulat Ziganshin <bulatz@...>
Date: 2003-01-21T15:00:44+09:00
Subject: Re: quick: it responds, it evaluates, and is not empty

Hello Tom,

Friday, January 17, 2003, 5:22:09 PM, you wrote:

>> i dont know. on the my side, i like 'when NACK' idea - may be because
>> it is close to pattern matching (in functional programming). in one
>> program i used 3rd variant, smth like:

TS> i agree, nack would be good. i suppose returning nil if the method doesn't 
TS> exist is out of the question?

i don't inderstand your thought. btw, we can ask for syntax like:

EXPRESSION except DEFAULT VALUE

which returns default value when any method DIRECTLY called in expression
is not exist (ie, it will be syntax sugar for checking like your original post)

-- 
Best regards,
 Bulat                            mailto:bulatz@integ.ru