From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#66732: tree-sitter fontification doesn't update multi-line syntax reliably Date: Tue, 19 Dec 2023 05:22:18 +0200 Message-ID: <83o7emj2qd.fsf@gnu.org> References: <878r7s5cdf.fsf@honnef.co> <83fs1tbou1.fsf@gnu.org> <835y1zo3rw.fsf@gnu.org> <2ce274aa-6d01-4d0a-b10c-07f821343fed@gmail.com> <50920549-006c-0153-2471-02e41a3dada7@gutov.dev> <8c7cd429-bdc3-4fac-ad1c-fbad793bf1a0@gmail.com> <231ebcd1-ec30-0432-82e7-d63e11cd65f7@gutov.dev> <765D713E-9923-4F66-9044-9D69C104C9B0@gmail.com> <33fe5d61-5022-67c5-6a65-babde4fb7f91@gutov.dev> <92CACD38-9534-4A07-8DE3-CE8408272FB6@gmail.com> <59CC46F7-867E-4C74-83EC-49B41DF0FAB8@gmail.com> <8fa0e506-6efc-57d4-6034-e938f97b1fb0@gutov.dev> <83plz3i9vv.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="18250"; mail-complaints-to="usenet@ciao.gmane.io" Cc: casouri@gmail.com, 66732@debbugs.gnu.org, monnier@iro.umontreal.ca, dominik@honnef.co To: Dmitry Gutov Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Dec 19 04:23:24 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 1rFQhX-0004Yy-Lu for geb-bug-gnu-emacs@m.gmane-mx.org; 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In-Reply-To: (message from Dmitry Gutov on Tue, 19 Dec 2023 01:10:39 +0200) 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:276496 Archived-At: > Date: Tue, 19 Dec 2023 01:10:39 +0200 > Cc: 66732@debbugs.gnu.org, dominik@honnef.co, casouri@gmail.com > From: Dmitry Gutov > > On 18/12/2023 21:33, Eli Zaretskii wrote: > >> From: Stefan Monnier > >> Cc: Eli Zaretskii,66732@debbugs.gnu.org, > >> dominik@honnef.co, Yuan Fu > >> Date: Mon, 18 Dec 2023 14:12:02 -0500 > >> > >> I'm surprised that 42 behaves differently from t. > > The display code in C tests only for nil or non-nil, but jit-lock.el > > tests against a literal t in a few places. (And don't forget about > > the special value 'defer' we use.) > > > >> What we really need here is to force the redisplay to consider that this > >> part of the buffer needs to be re-rendered. > > AFAIU, it will only re-render that part of some of the faces changed. > > It seems like in our scenario the region does not get re-rendered even > when some of the faces changed in there. Can't happen.