From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Paul Eggert Newsgroups: gmane.emacs.bugs Subject: bug#64128: regexp parser zero-width assertion bugs Date: Tue, 20 Jun 2023 23:08:38 -0700 Organization: UCLA Computer Science Department Message-ID: <6c9a05a6-d1a1-7e12-0834-16bf9f539fb1@cs.ucla.edu> References: <4A303177-384E-4FEF-98F2-FAB89A12ACC9@gmail.com> <83pm5tpdy2.fsf@gnu.org> <6AA06366-E276-47EA-96A3-506DA8B17D41@gmail.com> <687a312e-3d1d-edd8-039d-f1cac98caaa6@cs.ucla.edu> <48D53EC3-4335-4E88-98C1-4A74423E6ACB@gmail.com> <9F76C15B-0038-4DFE-B2DE-F35EC1D87C93@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="30954"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.11.0 Cc: Eli Zaretskii , 64128@debbugs.gnu.org To: Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= , Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Jun 21 08:09:09 2023 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1qBr1h-0007th-BL for geb-bug-gnu-emacs@m.gmane-mx.org; 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a=rsa-sha256; c=relaxed/relaxed; d=cs.ucla.edu; s=9D0B346E-2AEB-11ED-9476-E14B719DCE6C; t=1687327718; bh=8b7jyfIKNJoTwXczJiprnEY/HgOPz2bz33+j19vCnvM=; h=Message-ID:Date:MIME-Version:To:From; b=nF0NFuLoUuo8aunyG3iYcZ98ODGzzt+4mLkdpQCz3MWH/3eMOEuTEtNY/WrjBssky Sz15UGedwsO0+0DNZM094K7T5On8+lG1hX0kD+yf6tTD/voXPi5LzqUyO+F1gGlNiX gBLXk1hXScoYn7Ff5lg2LYh5gTw4qZCB6WC+f8kSOQRRJlW8aeSt8iJlShoR5XZFv9 DA2JdYHXO4sXqTZdG2aVUFNfoYvIVLA/kSdZZM+FaQlxO3Yyyr16uKh5JSCgWT881e 7By4uTwv/vFQxOLDlRk0ONF3R0pIp9H2T634rZ5lPASUHco0u0d1AvMp21DHtdcKqP yk5sSgG/+B2Gg== X-Virus-Scanned: amavisd-new at mail.cs.ucla.edu Original-Received: from mail.cs.ucla.edu ([127.0.0.1]) by localhost (mail.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id VYxPdoj_c6mH; Tue, 20 Jun 2023 23:08:38 -0700 (PDT) Original-Received: from [192.168.1.9] (cpe-172-91-119-151.socal.res.rr.com [172.91.119.151]) by mail.cs.ucla.edu (Postfix) with ESMTPSA id 8E41A3C09FA19; Tue, 20 Jun 2023 23:08:38 -0700 (PDT) Content-Language: en-US In-Reply-To: <9F76C15B-0038-4DFE-B2DE-F35EC1D87C93@gmail.com> X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:263787 Archived-At: On 2023-06-20 04:36, Mattias Engdeg=C3=A5rd wrote: > Sounds fine, with the option to go full error on group B if we agree th= at that's even better. That would be fine too. I'd even prefer it. In the meantime your patch=20 looks good. > I still think the whole chapter needs a reform from the sheer weight of= organic growth over the years. In particular, the division between "rege= xp special" and "regexp backslash" is purely syntactical, not semantic, a= nd groups things in the wrong way. Agreed.