From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#24176: Confusing interaction between define-derived-mode and font-lock-add-keywords Date: Mon, 24 Jan 2022 11:56:18 +0100 Message-ID: <87ilu91jxp.fsf@gnus.org> References: <1b9e5891-9843-a9d7-c29f-7b9544a72a12@live.com> <0a87c159-8bd5-3fda-0b03-d1426e6a26d0@live.com> <87k2f5u0sk.fsf_-_@users.sourceforge.net> <87eey7dm3a.fsf@gnus.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="35989"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: =?UTF-8?Q?Cl=C3=A9ment?= Pit--Claudel , 24176@debbugs.gnu.org, npostavs@users.sourceforge.net To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon Jan 24 11:58:03 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 1nBx2w-00097E-Nw for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 24 Jan 2022 11:58:02 +0100 Original-Received: from localhost ([::1]:51732 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nBx2v-0005wk-QF for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 24 Jan 2022 05:58:01 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:52682) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nBx1z-0005mr-Av for bug-gnu-emacs@gnu.org; Mon, 24 Jan 2022 05:57:03 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:49432) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nBx1y-0004ju-3X for bug-gnu-emacs@gnu.org; Mon, 24 Jan 2022 05:57:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1nBx1y-0005Sf-3X for bug-gnu-emacs@gnu.org; Mon, 24 Jan 2022 05:57:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 24 Jan 2022 10:57:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 24176 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: confirmed Original-Received: via spool by 24176-submit@debbugs.gnu.org id=B24176.164302179120936 (code B ref 24176); Mon, 24 Jan 2022 10:57:02 +0000 Original-Received: (at 24176) by debbugs.gnu.org; 24 Jan 2022 10:56:31 +0000 Original-Received: from localhost ([127.0.0.1]:42332 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nBx1T-0005Rc-HG for submit@debbugs.gnu.org; Mon, 24 Jan 2022 05:56:31 -0500 Original-Received: from quimby.gnus.org ([95.216.78.240]:49360) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nBx1R-0005RO-W1 for 24176@debbugs.gnu.org; Mon, 24 Jan 2022 05:56:30 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date: References:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=QluqnGOtlUeemPtmAkzbd2BWkA8EwfaTlDvyW2ZDVos=; b=BELoC7MIG8etSnLc49whn6m89t k3HpXEoP1wQjKnCI6kdGTjkHYOhubYwj7losTYYlRNhXk7em/YzR+vrdd5BjxFnMXK22NBa9FAhVu ubL1gHsN4e/5iNfTjS0sV4yjc/7huR/IKrN0tPwvPXxzXRg2pBDlN6WaZoUqz63RCtnc=; Original-Received: from [84.212.220.105] (helo=giant) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nBx1H-0006vp-EQ; Mon, 24 Jan 2022 11:56:22 +0100 X-Now-Playing: The Smiths's _The World Won't Listen_: "Asleep" In-Reply-To: (Stefan Monnier's message of "Sun, 17 Nov 2019 13:55:49 -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" Xref: news.gmane.io gmane.emacs.bugs:225023 Archived-At: Stefan Monnier writes: >> Stefan, is this working as designed? > > Not really, no. The design didn't take this into account at least. > >> If so, the behaviour should perhaps be mentioned in the doc for >> font-lock-add-keywords and/or define-derived-mode? > > I think it'd be better to fix it ;-) I think I've fixed this in Emacs 29. -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no