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From: Eric Abrahamsen <eric@ericabrahamsen.net>
To: emacs-orgmode@gnu.org
Subject: Re: nested macro expansion?
Date: Thu, 20 Aug 2015 09:24:59 +0800	[thread overview]
Message-ID: <87r3mypx90.fsf@ericabrahamsen.net> (raw)
In-Reply-To: 877forkp6d.fsf@nicolasgoaziou.fr

Nicolas Goaziou <mail@nicolasgoaziou.fr> writes:

> Hello
>
> Eric Abrahamsen <eric@ericabrahamsen.net> writes:
>
>> After googling for a while, I also thought this might work:
>>
>> #+MACRO: bubba (eval (format-time-string "%Y" property{{{TIMESTAMP}}}))
>>
>> {{{bubba}}}
>>
>> But the nested definition isn't expanded, either with or without
>> quotes.
>
> As you noticed, you cannot nest macros. You can use macros within macro
> definitions, tho. Alas, it will not work with (eval ...) templates,
> since those make no assumptions about the rest of the template and
> simply use `read' on it.
>
> Anyway, as pointed out in this thread, if you take the (eval ...) path,
> you don't really need macros: you're in Elisp.

Thanks to both of you for the pointers! This is my first time trying to
do anything non-trivial with macros, and the orientation is very useful.

Eric

     prev parent reply	other threads:[~2015-08-20  1:25 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-19 11:28 nested macro expansion? Eric Abrahamsen
2015-08-19 11:33 ` Eric Abrahamsen
2015-08-19 14:43   ` Pip Cet
2015-08-19 15:03     ` Eric Abrahamsen
2015-08-19 20:18   ` Nicolas Goaziou
2015-08-20  1:24     ` Eric Abrahamsen [this message]

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