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Re: "Backquote constructs" to "splice" values without "eval".

From: Jambunathan K
Subject: Re: "Backquote constructs" to "splice" values without "eval".
Date: Tue, 08 Jan 2013 11:21:24 +0530
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux)

>> Consider example when 'some' func return region and 'another' require beg/end
>> pair:
>>   (defun some () ... (list beg end))
>>   (defun another (x beg end y) ...)
>> I think that this code ugly:
>>   (another x (car (some)) (cdr (some)) y)
> Talking about ugly, while architecting something on a small scale is
> sure way to get lost.
> Aesthetics is over-rated.
> ps: This is not a criticism of what you are doing but an observation
> from my own experience.
>> If 'some' is complicated you need:
>>   (let* ( (region some) (beg (car region)) (end (cdr region)) )
>>       (another x beg end y)
>>     )
> destructuring-bind, pcase, pcase*
It should be pcase-let, pcase-let*.

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