From: Noam Postavsky <npostavs@gmail.com>
To: Van L <van@scratch.space>
Cc: Emacs-Devel devel <emacs-devel@gnu.org>
Subject: Re: Proposing "alist" macro
Date: Wed, 5 Sep 2018 10:05:10 -0400 [thread overview]
Message-ID: <CAM-tV-_MF11F05TP0XEbJW+90xiAt7CzpYDbVX_35p0YUDfPPQ@mail.gmail.com> (raw)
In-Reply-To: <7531E0F4-C530-4DA1-9E24-069234BE84C8@scratch.space>
On 5 September 2018 at 09:16, Van L <van@scratch.space> wrote:
>>>> LGTM, but couldn't it be a function?
>>>
>>> A macro does not needlessly eval the args.
>>
>> The proposed macro expansions do eval all the args.
>
> The eval occurs after the macro expansion, right? that is why there is the defmacro.
Correct, the expressions passed to the macro are evaluated exactly
once at runtime. Exactly the same as if it was a defun.
next prev parent reply other threads:[~2018-09-05 14:05 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-18 1:57 Proposing "alist" macro Adam Porter
2018-08-21 15:45 ` Clément Pit-Claudel
2018-09-05 12:41 ` Van L
2018-09-05 13:06 ` Noam Postavsky
2018-09-05 13:16 ` Van L
2018-09-05 14:05 ` Noam Postavsky [this message]
2018-09-06 5:52 ` Richard Stallman
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