From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Yuan Fu via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#59455: 29.0.50; Treesit font lock changes unrelated code Date: Tue, 22 Nov 2022 02:05:50 -0800 Message-ID: References: <87k03onk1o.fsf@thornhill.no> Reply-To: Yuan Fu Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3696.120.41.1.1\)) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="26343"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 59455@debbugs.gnu.org To: Theodor Thornhill Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Nov 22 12:38:20 2022 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 1oxRbX-0006cW-Fy for geb-bug-gnu-emacs@m.gmane-mx.org; 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[172.117.161.177]) by smtp.gmail.com with ESMTPSA id c14-20020aa7952e000000b00573a9d13e9esm3987896pfp.36.2022.11.22.02.05.51 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 22 Nov 2022 02:05:51 -0800 (PST) X-Mailer: Apple Mail (2.3696.120.41.1.1) X-campus_gsuite: gsuite_33445511 X-Proofpoint-GUID: GUADIQE5nceoS_t7xueuhZx0HzJvmHXb X-Proofpoint-ORIG-GUID: GUADIQE5nceoS_t7xueuhZx0HzJvmHXb pp_allow_relay: proofpoint_allowed X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.895,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-11-22_04,2022-11-18_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 lowpriorityscore=0 phishscore=0 mlxlogscore=910 priorityscore=1501 bulkscore=0 malwarescore=0 suspectscore=0 mlxscore=0 spamscore=0 clxscore=1011 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2210170000 definitions=main-2211220073 X-Mailman-Approved-At: Tue, 22 Nov 2022 06:37:29 -0500 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:248622 Archived-At: Theodor Thornhill writes: > Hi Yuan! > > I've noticed some strange behavior with font-lock lately in c-ts-mode, > and also in all the other ts modes. > > to reproduce: > > emacs -Q > > C-x C-f foo.c RET > > Insert this: > > ``` > /* lol lol lol lol lol lol lol lol lol lol */ > /* lol lol lol lol lol lol lol lol lol lol */ > /* lol lol lol lol lol lol lol lol lol lol */ > /* lol lol lol lol lol lol lol lol lol lol */ > /* lol lol lol lol lol lol lol lol lol lol */ > /* lol lol lol lol lol lol lol lol lol lol */ > /* lol lol lol lol lol lol lol lol lol lol */ > /* lol lol lol lol lol lol lol lol lol lol */ > /* lol lol lol lol lol lol lol lol lol lol */ > > int > foo (void) > { > return 5; > } > > int > foo (void) > { > if (x) > { > return 5; > } > } > > int > foo (void) > { > return 5; > } > ``` > > M-x c-ts-mode RET > > Now on the first line, repeatedly press 'M-c' (capitalize-word) and > watch the highlights of the rest of the file jump around. Then try > undoing the changes by repeatedly pressing 'C-/' until you are back at > the state right after the first insert. Now highlights are messed up. > > I'm not sure where to start looking for this, but I do remember there > being some issues in Eglot with these "multi-edit" commands. > > If you have some pointers for where to look I can dig around :) Thanks for the catch! It is due to tree-sitter not correctly recording changes in casefiddle.c. I=E2=80=99ve fixed it now. Now you can Lol as = much as your heart desire. Yuan