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Re: [Emacs-diffs] map 988d721: Add a pcase pattern for maps and `map-let

From: Nicolas Petton
Subject: Re: [Emacs-diffs] map 988d721: Add a pcase pattern for maps and `map-let' based on it
Date: Fri, 05 Jun 2015 10:09:23 +0200

Stefan Monnier writes:

>>> - let KEY be evaluated rather than having it be quoted.  I.e. require
>>> the programmer to write 'a when looking up the key `a'.  It costs an
>>> extra quote in some/many cases, but does give you extra power.
>> Do you think it would be worth it? I'm not sure.
> Not sure either; it will clearly depend on actual uses.
> This said, if the main case where the quote would be needed is when KEY
> is a (non-keyword) symbol, then it's probably worth the extra
> flexibility since you could say that an element of the form SYMBOL is
> treated as equivalent to ('SYMBOL SYMBOL), so the extra quote will be
> very rarely needed.

Good point.

Nicolas Petton

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