From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= Newsgroups: gmane.emacs.bugs Subject: bug#37849: composable character alternatives in rx Date: Sun, 27 Oct 2019 10:17:40 +0100 Message-ID: References: <0F77D35E-52A7-4332-913E-DDD286461F00@acm.org> Mime-Version: 1.0 (Mac OS X Mail 12.4 \(3445.104.11\)) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="113611"; mail-complaints-to="usenet@blaine.gmane.org" To: 37849@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Oct 27 10:18:19 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1iOegk-000TRz-TR for geb-bug-gnu-emacs@m.gmane.org; Sun, 27 Oct 2019 10:18:19 +0100 Original-Received: from localhost ([::1]:44602 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iOegj-00028g-Gv for geb-bug-gnu-emacs@m.gmane.org; Sun, 27 Oct 2019 05:18:17 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:42963) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iOegW-0001yl-IU for bug-gnu-emacs@gnu.org; Sun, 27 Oct 2019 05:18:05 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iOegV-0006kc-NB for bug-gnu-emacs@gnu.org; Sun, 27 Oct 2019 05:18:04 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:32854) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iOegV-0006kJ-CF for bug-gnu-emacs@gnu.org; Sun, 27 Oct 2019 05:18:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1iOegU-0007XG-5m for bug-gnu-emacs@gnu.org; Sun, 27 Oct 2019 05:18:02 -0400 X-Loop: help-debbugs@gnu.org In-Reply-To: <0F77D35E-52A7-4332-913E-DDD286461F00@acm.org> Resent-From: Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 27 Oct 2019 09:18:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 37849 X-GNU-PR-Package: emacs Original-Received: via spool by 37849-submit@debbugs.gnu.org id=B37849.157216786928947 (code B ref 37849); Sun, 27 Oct 2019 09:18:02 +0000 Original-Received: (at 37849) by debbugs.gnu.org; 27 Oct 2019 09:17:49 +0000 Original-Received: from localhost ([127.0.0.1]:41675 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iOegG-0007Wp-Pb for submit@debbugs.gnu.org; Sun, 27 Oct 2019 05:17:48 -0400 Original-Received: from mail233c50.megamailservers.eu ([91.136.10.243]:49840 helo=mail37c50.megamailservers.eu) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iOegD-0007Wb-Ey for 37849@debbugs.gnu.org; Sun, 27 Oct 2019 05:17:47 -0400 X-Authenticated-User: mattiase@bredband.net DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=megamailservers.eu; s=maildub; t=1572167863; bh=bm+zIcn1nZaWGLDTA9I6Zgm0f/l92ZmbzAYEixuTgnI=; h=From:Subject:Date:To:From; b=Q5EJPUKroq5pZyPdQlQ8LKkDqBAxSWVc3CP7dwhO92B4W68SrtfGGSn51jWFafH+T +zehOCkKyqMXI0wXgMJxUSWuc188cNQQNSlHoDKQi2Sm+Jtbl5pONkYbdboVKRExs5 TSrRcJfUjZjSoP8ZNdQwNBzTADVTVcAORSr9UohY= Feedback-ID: mattiase@acm.or Original-Received: from [192.168.0.4] (c188-150-171-71.bredband.comhem.se [188.150.171.71]) (authenticated bits=0) by mail37c50.megamailservers.eu (8.14.9/8.13.1) with ESMTP id x9R9Hfna013430 for <37849@debbugs.gnu.org>; Sun, 27 Oct 2019 09:17:42 +0000 X-Mailer: Apple Mail (2.3445.104.11) X-CTCH-RefID: str=0001.0A0B020C.5DB560B7.0003, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0 X-CTCH-VOD: Unknown X-CTCH-Spam: Unknown X-CTCH-Score: 0.000 X-CTCH-Flags: 0 X-CTCH-ScoreCust: 0.000 X-CSC: 0 X-CHA: v=2.3 cv=eN1tc0h1 c=1 sm=1 tr=0 a=SF+I6pRkHZhrawxbOkkvaA==:117 a=SF+I6pRkHZhrawxbOkkvaA==:17 a=kj9zAlcOel0A:10 a=M51BFTxLslgA:10 a=1ARHx0tzj0sTjJdY5qkA:9 a=CjuIK1q_8ugA:10 a=pHzHmUro8NiASowvMSCR:22 a=6VlIyEUom7LUIeUMNQJH:22 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:170237 Archived-At: Expansion inside (not ...) should be uncontroversial; now pushed = (cbd439e785). Character set operators (union, intersection, difference) would be = useful. Consider: (rx-define ident-chars (any "a-zA-Z0-9")) (rx-define operator-chars (any ?+ ?- ?* ?/ ?< ?> ?=3D)) There is then currently no way to form the set of characters that = excludes both the above sets.