From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: =?utf-8?Q?Mattias_Engdeg=C3=A5rd?= Newsgroups: gmane.emacs.devel Subject: Re: "Raw" string literals for elisp Date: Wed, 8 Sep 2021 17:27:58 +0200 Message-ID: References: <4209edd83cfee7c84b2d75ebfcd38784fa21b23c.camel@crossproduct.net> Mime-Version: 1.0 (Mac OS X Mail 12.4 \(3445.104.21\)) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="30325"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Stefan Monnier , emacs-devel@gnu.org To: Anna Glasgall Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Wed Sep 08 17:30:10 2021 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mNzWb-0007j5-LJ for ged-emacs-devel@m.gmane-mx.org; Wed, 08 Sep 2021 17:30:09 +0200 Original-Received: from localhost ([::1]:41336 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mNzWa-0005nN-AR for ged-emacs-devel@m.gmane-mx.org; Wed, 08 Sep 2021 11:30:08 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:32918) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mNzUn-0002U6-6f for emacs-devel@gnu.org; Wed, 08 Sep 2021 11:28:17 -0400 Original-Received: from mail1474c50.megamailservers.eu ([91.136.14.74]:48930 helo=mail102c50.megamailservers.eu) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mNzUj-0005z7-U7 for emacs-devel@gnu.org; Wed, 08 Sep 2021 11:28:16 -0400 X-Authenticated-User: mattiase@bredband.net DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=megamailservers.eu; s=maildub; t=1631114882; bh=h9EzvxWlIh4Hi/V2ynqYUsLJoUj7TMttBDJpF007/+o=; h=Subject:From:In-Reply-To:Date:Cc:References:To:From; b=QlWsykv9US44QzM+GrTdpThnTksCXFGpssEeadDGglhoT/VEG1vcb2Ba0cOA070ru ClcQKg6L+M2AQ5s44ajgFp4r+RzvkMBaALFkec/Ht2SU/bqofXgSUjZmfv1shKFC1L H1VyVGGiEF8W8tJQ+oxsBctVfSGLQuHQHGnYvwxo= Feedback-ID: mattiase@acm.or Original-Received: from [192.168.0.4] (c188-150-171-71.bredband.tele2.se [188.150.171.71]) (authenticated bits=0) by mail102c50.megamailservers.eu (8.14.9/8.13.1) with ESMTP id 188FRxLS028252; Wed, 8 Sep 2021 15:28:01 +0000 In-Reply-To: X-Mailer: Apple Mail (2.3445.104.21) X-CTCH-RefID: str=0001.0A742F1B.6138D682.001F, 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=2.4 cv=acUCITkt c=1 sm=1 tr=0 ts=6138d682 a=SF+I6pRkHZhrawxbOkkvaA==:117 a=SF+I6pRkHZhrawxbOkkvaA==:17 a=kj9zAlcOel0A:10 a=M51BFTxLslgA:10 a=uKsJLN8qAAAA:8 a=nIVRWmUFENmtW2hj5kEA:9 a=CjuIK1q_8ugA:10 a=pjnRcaHM07rYFn25tsOM:22 X-Origin-Country: SE Received-SPF: softfail client-ip=91.136.14.74; envelope-from=mattiase@acm.org; helo=mail102c50.megamailservers.eu X-Spam_score_int: -11 X-Spam_score: -1.2 X-Spam_bar: - X-Spam_report: (-1.2 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, SPF_HELO_NONE=0.001, SPF_SOFTFAIL=0.665 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 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-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:274359 Archived-At: 8 sep. 2021 kl. 16.31 skrev Anna Glasgall : > Cards on the table here: yes, regexes are 99.999% of the motivation > here Elisp actually has a much better regexp syntax than most other = languages: > = "\\(\\\\\\\\\\)\\(?:\\(\\\\\\\\\\)\\|\\((\\(?:\\?[0-9]*:\\)?\\|[|)]\\)\\)"= Today that would be written (rx (group "\\\\") (or (group "\\\\") (group (or (seq "(" (? "?" (* digit) ":")) (in ")|"))))) which is much more readable and maintainable and less error-prone than = what you would get with a new string syntax.