From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Andreas Schwab Newsgroups: gmane.emacs.devel Subject: Re: [External] : [PATCH] Interpret #r"..." as a raw string Date: Fri, 26 Feb 2021 21:34:50 +0100 Message-ID: <87o8g6pnyt.fsf@igel.home> References: <20210227.035336.1133463788176884588.conao3@gmail.com> <20210227.052317.1484421240960012901.conao3@gmail.com> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="36156"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1.91 (gnu/linux) Cc: monnier@iro.umontreal.ca, drew.adams@oracle.com, emacs-devel@gnu.org To: Naoya Yamashita Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Fri Feb 26 21:36:02 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 1lFjqE-0008BD-DB for ged-emacs-devel@m.gmane-mx.org; Fri, 26 Feb 2021 21:36:02 +0100 Original-Received: from localhost ([::1]:52596 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lFjpq-0001Q9-AF for ged-emacs-devel@m.gmane-mx.org; Fri, 26 Feb 2021 15:35:38 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:52380) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lFjp9-0000cp-RV for emacs-devel@gnu.org; Fri, 26 Feb 2021 15:34:55 -0500 Original-Received: from mail-out.m-online.net ([212.18.0.9]:43119) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lFjp8-0006dI-8r for emacs-devel@gnu.org; Fri, 26 Feb 2021 15:34:55 -0500 Original-Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 4DnLxR6RxLz1qs1D; Fri, 26 Feb 2021 21:34:51 +0100 (CET) Original-Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 4DnLxR61Xxz1t6pG; Fri, 26 Feb 2021 21:34:51 +0100 (CET) X-Virus-Scanned: amavisd-new at mnet-online.de Original-Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id 1LZx5oz31yAK; Fri, 26 Feb 2021 21:34:51 +0100 (CET) X-Auth-Info: t/V4uXYicUoGtbwAuQ95q1GTMvJv4dcy9RhAHVT0VYybADqQmwqYU4hl2GAtbU6f Original-Received: from igel.home (ppp-46-244-176-188.dynamic.mnet-online.de [46.244.176.188]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Fri, 26 Feb 2021 21:34:51 +0100 (CET) Original-Received: by igel.home (Postfix, from userid 1000) id A176C2C320D; Fri, 26 Feb 2021 21:34:50 +0100 (CET) X-Yow: Pardon me, but do you know what it means to be TRULY ONE with your BOOTH! In-Reply-To: <20210227.052317.1484421240960012901.conao3@gmail.com> (Naoya Yamashita's message of "Sat, 27 Feb 2021 05:23:17 +0900 (JST)") Received-SPF: pass client-ip=212.18.0.9; envelope-from=whitebox@nefkom.net; helo=mail-out.m-online.net X-Spam_score_int: -22 X-Spam_score: -2.3 X-Spam_bar: -- X-Spam_report: (-2.3 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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:265702 Archived-At: On Feb 27 2021, Naoya Yamashita wrote: > If I wrote test string with raw-string notation, it shold be below. > > (should (equal > (let ((str #r"(def\macro leaf () nil)")) > (string-match #r"(\(def\macro\) \([^ ]+\)" str) > (list (match-string 1 str) (match-string 2 str))) > '(#r"def\macro" "leaf"))) > > Wow, this is easy to understand. We can now write the matching > string as a literal as is! \m is not a valid regex escape. It surely won't match a backslash. Andreas. -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1 "And now for something completely different."