From: Stefan Monnier <monnier@iro.umontreal.ca>
To: emacs-devel@gnu.org
Subject: Re: Why is FUNC in cl-callf not allowed to be an expression?
Date: Fri, 10 May 2019 10:22:31 -0400 [thread overview]
Message-ID: <jwvftpmpf0x.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: jwvlfzepf76.fsf-monnier+emacs@gnu.org
> Now that I look at it again, I guess an "anamorphic" version would be
> probably more obvious:
>
> (gv-modify (nth i l)
> (append head it (cdr x)))
And I see it solves another downside of (gv-callf N EXP), which is that in
(gv-callf 2 (append HEAD (nth INDEX LIST) TAIL))
the evaluation order will actually end up being
INDEX; LIST; HEAD; TAIL
which is counter-intuitive.
Stefan
next prev parent reply other threads:[~2019-05-10 14:22 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-09 21:52 Why is FUNC in cl-callf not allowed to be an expression? Michael Heerdegen
2019-05-10 0:47 ` Stefan Monnier
2019-05-10 11:32 ` Michael Heerdegen
2019-05-10 13:28 ` Stefan Monnier
2019-05-10 14:19 ` Stefan Monnier
2019-05-10 14:22 ` Stefan Monnier [this message]
2019-05-10 15:18 ` Michael Heerdegen
2019-05-13 16:47 ` Stefan Monnier
2019-05-14 12:36 ` Michael Heerdegen
2019-05-14 23:32 ` Michael Heerdegen
2019-05-15 2:02 ` Stefan Monnier
2019-05-15 16:38 ` Michael Heerdegen
2019-05-15 17:19 ` Michael Heerdegen
2019-05-16 2:18 ` Michael Heerdegen
2019-05-16 13:12 ` Stefan Monnier
2019-05-16 14:37 ` Michael Heerdegen
2019-05-16 15:09 ` Michael Heerdegen
2019-05-16 19:34 ` Stefan Monnier
2019-05-16 21:46 ` Michael Heerdegen
2019-05-16 23:06 ` Stefan Monnier
2019-05-17 22:53 ` Michael Heerdegen
2019-05-18 14:09 ` Stefan Monnier
2019-05-20 23:25 ` Michael Heerdegen
2019-05-21 2:01 ` Stefan Monnier
2019-05-21 2:47 ` Michael Heerdegen
2019-05-21 10:16 ` Noam Postavsky
2019-05-21 16:38 ` Michael Heerdegen
2019-05-21 17:38 ` Stefan Monnier
2019-05-21 7:26 ` Andy Moreton
2019-05-23 23:02 ` Michael Heerdegen
2019-05-22 1:00 ` Michael Heerdegen
2019-05-23 1:50 ` Michael Heerdegen
2019-05-23 3:38 ` Stefan Monnier
2019-05-23 23:38 ` Michael Heerdegen
2019-05-24 15:29 ` Stefan Monnier
2019-05-28 19:54 ` Michael Heerdegen
2019-05-27 0:20 ` Michael Heerdegen
2019-05-29 17:02 ` Stefan Monnier
2019-05-15 19:17 ` Michael Heerdegen
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