From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eric Abrahamsen Newsgroups: gmane.emacs.devel Subject: Re: rx.el sexp regexp syntax Date: Fri, 25 May 2018 15:44:25 -0700 Message-ID: <8736yfcq46.fsf@ericabrahamsen.net> References: <87h8mw3yoc.fsf@gmail.com> <20180525155126.GA4096@ACM> <87lgc7hebk.fsf@gmail.com> <87r2lzd375.fsf@ericabrahamsen.net> <87in7bhaff.fsf@gmail.com> <87in7bd0om.fsf@ericabrahamsen.net> <47cdf30d-1e56-4c72-9c60-2d22982cbc05@gmail.com> <87a7sncsjl.fsf@ericabrahamsen.net> <877enr74mc.fsf@web.de> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1527288363 7198 195.159.176.226 (25 May 2018 22:46:03 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 25 May 2018 22:46:03 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sat May 26 00:45:58 2018 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fMLTC-0001lF-FF for ged-emacs-devel@m.gmane.org; Sat, 26 May 2018 00:45:58 +0200 Original-Received: from localhost ([::1]:46962 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fMLVJ-0006eu-Al for ged-emacs-devel@m.gmane.org; Fri, 25 May 2018 18:48:09 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:41447) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fMLUc-0006ea-VN for emacs-devel@gnu.org; Fri, 25 May 2018 18:47:27 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fMLUZ-0007Ot-RQ for emacs-devel@gnu.org; Fri, 25 May 2018 18:47:27 -0400 Original-Received: from [195.159.176.226] (port=42628 helo=blaine.gmane.org) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fMLUZ-0007Ma-JY for emacs-devel@gnu.org; Fri, 25 May 2018 18:47:23 -0400 Original-Received: from list by blaine.gmane.org with local (Exim 4.84_2) (envelope-from ) id 1fMLSO-0000xJ-No for emacs-devel@gnu.org; Sat, 26 May 2018 00:45:08 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 17 Original-X-Complaints-To: usenet@blaine.gmane.org Cancel-Lock: sha1:V6M7w7Nl+DCzz83Bh5ubKNboilM= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 195.159.176.226 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:225733 Archived-At: Michael Heerdegen writes: > Eric Abrahamsen writes: > >> I know, a few hours ago I went hunting in the repos for relevant >> packages, and found yours. It certainly helps! Though I'd still rather >> have something that actually transforms the regexps at compile time... > > I don't understand what you mean. rx transforms regexps at compile > time. I mean, a macro that lets me write an unescaped regexp that gets compiled to an escaped regexp. So: (r "turn (left|right)") compiles to "turn \\(left\\|right\\)" Basically like python's string literals.