From: Juanma Barranquero <lekktu@gmail.com>
To: Christian Ohler <ohler@gnu.org>
Cc: Stefan Monnier <monnier@iro.umontreal.ca>, emacs-devel@gnu.org
Subject: Re: Lexical binding
Date: Mon, 4 Apr 2011 02:12:56 +0200 [thread overview]
Message-ID: <BANLkTinb_x2WKb=vrprmAHV07e=C=Zy7ew@mail.gmail.com> (raw)
In-Reply-To: <4D99038B.7060702@gnu.org>
On Mon, Apr 4, 2011 at 01:32, Christian Ohler <ohler@gnu.org> wrote:
> How about:
>
> (loop for (name width . rest) in bs-attributes-list
> do (ignore name rest)
> if (numberp width) sum width)
All these are just workarounds, none of them pretty. I think I'll go
with using nil in the destructuring.
> IIRC, Common Lisp distinguishes between (declare (ignore ...)) and (declare
> (ignorable ...)). The latter is useful for macros that introduce bindings
> that may or may not be used.
Yes, "3.8 The Evaluation and Compilation Dictionary", "Declaration
IGNORE, IGNORABLE" in the Common Lisp Hyperspec.
> If this is the
> case, then I agree it's not quite expressive enough, and requires idioms
> like the above (with many macros, not just `loop').
Agreed.
Juanma
next prev parent reply other threads:[~2011-04-04 0:12 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-01 17:32 Lexical binding Stefan Monnier
2011-04-01 19:12 ` David De La Harpe Golden
2011-04-01 19:46 ` Eli Zaretskii
2011-04-04 16:05 ` Stefan Monnier
2011-04-01 20:04 ` Daniel Colascione
2011-04-01 20:39 ` cedet-bzr build failure (was : Lexical binding) Darren Hoo
2011-04-01 21:21 ` David Engster
2011-04-01 22:26 ` Darren Hoo
2011-04-02 12:40 ` David Engster
2011-04-02 13:42 ` Eric M. Ludlam
2011-04-02 18:22 ` cedet-bzr build failure David Engster
2011-04-02 18:29 ` cedet-bzr build failure (was : Lexical binding) Darren Hoo
2011-04-01 20:42 ` Lexical binding Eli Zaretskii
2011-04-01 22:13 ` Juanma Barranquero
2011-04-02 2:33 ` Juanma Barranquero
2011-04-02 3:36 ` Juanma Barranquero
2011-04-02 18:38 ` Stefan Monnier
2011-04-04 16:04 ` Juanma Barranquero
2011-04-04 21:44 ` Stefan Monnier
2011-04-04 21:56 ` Juanma Barranquero
2011-04-04 22:03 ` David Kastrup
2011-04-04 22:34 ` Stefan Monnier
2011-04-02 18:38 ` Stefan Monnier
2011-04-02 18:50 ` Juanma Barranquero
2011-04-02 18:57 ` Juanma Barranquero
2011-04-03 12:05 ` Christian Ohler
2011-04-03 12:26 ` Juanma Barranquero
2011-04-03 23:32 ` Christian Ohler
2011-04-04 0:12 ` Juanma Barranquero [this message]
2011-04-04 16:22 ` Stefan Monnier
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