From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: ludo@gnu.org (Ludovic =?iso-8859-1?Q?Court=E8s?=) Newsgroups: gmane.lisp.guile.devel Subject: Re: new match system bug? Date: Sat, 04 Sep 2010 14:44:49 +0200 Message-ID: <878w3hy8xq.fsf@gnu.org> References: <201009041438.37352.stefan.tampe@spray.se> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: dough.gmane.org 1283604313 4288 80.91.229.12 (4 Sep 2010 12:45:13 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Sat, 4 Sep 2010 12:45:13 +0000 (UTC) To: guile-devel@gnu.org Original-X-From: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Sat Sep 04 14:45:12 2010 Return-path: Envelope-to: guile-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Ors7L-0001Qh-UO for guile-devel@m.gmane.org; Sat, 04 Sep 2010 14:45:12 +0200 Original-Received: from localhost ([127.0.0.1]:46675 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Ors7L-0008Vg-6D for guile-devel@m.gmane.org; Sat, 04 Sep 2010 08:45:11 -0400 Original-Received: from [140.186.70.92] (port=59178 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Ors7G-0008Va-A8 for guile-devel@gnu.org; Sat, 04 Sep 2010 08:45:07 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1Ors7F-0002uq-3E for guile-devel@gnu.org; Sat, 04 Sep 2010 08:45:06 -0400 Original-Received: from lo.gmane.org ([80.91.229.12]:47113) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1Ors7E-0002ud-Sv for guile-devel@gnu.org; Sat, 04 Sep 2010 08:45:05 -0400 Original-Received: from list by lo.gmane.org with local (Exim 4.69) (envelope-from ) id 1Ors79-0001ME-S5 for guile-devel@gnu.org; Sat, 04 Sep 2010 14:44:59 +0200 Original-Received: from yoda.fdn.fr ([80.67.169.18]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sat, 04 Sep 2010 14:44:59 +0200 Original-Received: from ludo by yoda.fdn.fr with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sat, 04 Sep 2010 14:44:59 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 23 Original-X-Complaints-To: usenet@dough.gmane.org X-Gmane-NNTP-Posting-Host: yoda.fdn.fr X-URL: http://www.fdn.fr/~lcourtes/ X-Revolutionary-Date: 18 Fructidor an 218 de la =?iso-8859-1?Q?R=E9volutio?= =?iso-8859-1?Q?n?= X-PGP-Key-ID: 0xEA52ECF4 X-PGP-Key: http://www.fdn.fr/~lcourtes/ludovic.asc X-PGP-Fingerprint: 83C4 F8E5 10A3 3B4C 5BEA D15D 77DD 95E2 EA52 ECF4 X-OS: x86_64-unknown-linux-gnu User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.2 (gnu/linux) Cancel-Lock: sha1:JnEownW62lVs/qLdGJuHYLn60Ys= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) X-BeenThere: guile-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Developers list for Guile, the GNU extensibility library" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Errors-To: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.lisp.guile.devel:10853 Archived-At: Hello! Stefan Israelsson Tampe writes: > While eating the dogfood of the new match macro I come across a bug > e.g, this does not work! > > (match '(a b) ((and x (a ... b)) a)) But: scheme@(guile-user)> (match '(a b) ((and x (a . b)) a)) $1 = a According to the grammar in the manual, I don’t think literal ‘...’ can be used in the middle of a list; it should only be used at the end of a list, where it means “zero or more”: scheme@(guile-user)> (match '(a b) ((a ...) a)) $2 = (a b) Thanks, Ludo’.