From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.bugs Subject: bug#34952: files with/out final newline look the same no matter what Date: Fri, 07 Aug 2020 10:20:50 -0400 Message-ID: References: <87zhpm18ll.fsf@jidanni.org> <87zhpl13n5.fsf@tcd.ie> <87v9hv8uqr.fsf@gnus.org> <87mu367w33.fsf@gnus.org> <834kpe90ka.fsf@gnu.org> <87imdu8zxm.fsf@gnus.org> <87wo2a7jfs.fsf@gnus.org> <83tuxe7j0g.fsf@gnu.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="16088"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: contovob@tcd.ie, 34952@debbugs.gnu.org, Lars Ingebrigtsen , jidanni@jidanni.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Aug 07 16:22:14 2020 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 1k43G8-00042r-19 for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 07 Aug 2020 16:22:12 +0200 Original-Received: from localhost ([::1]:41206 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1k43G6-00070y-UO for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 07 Aug 2020 10:22:10 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:37430) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1k43Fy-0006z8-Pc for bug-gnu-emacs@gnu.org; Fri, 07 Aug 2020 10:22:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:45829) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1k43Fy-0004Qq-FL for bug-gnu-emacs@gnu.org; Fri, 07 Aug 2020 10:22:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1k43Fy-0006m9-7M for bug-gnu-emacs@gnu.org; Fri, 07 Aug 2020 10:22:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Monnier Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 07 Aug 2020 14:22:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 34952 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: fixed Original-Received: via spool by 34952-submit@debbugs.gnu.org id=B34952.159681006225971 (code B ref 34952); Fri, 07 Aug 2020 14:22:02 +0000 Original-Received: (at 34952) by debbugs.gnu.org; 7 Aug 2020 14:21:02 +0000 Original-Received: from localhost ([127.0.0.1]:57375 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1k43F0-0006kf-0Z for submit@debbugs.gnu.org; Fri, 07 Aug 2020 10:21:02 -0400 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]:20078) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1k43Ew-0006jy-Fr for 34952@debbugs.gnu.org; Fri, 07 Aug 2020 10:21:00 -0400 Original-Received: from pmg2.iro.umontreal.ca (localhost.localdomain [127.0.0.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id 2177980B07; Fri, 7 Aug 2020 10:20:53 -0400 (EDT) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id 861C2806B9; Fri, 7 Aug 2020 10:20:51 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1596810051; bh=aq/OjuXt7zfS5zGn1q3RoNKyO7KLRpYZ8WkIpojTIq8=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=cYMhUT8VbRwFoHx0EOePW+bgwHWOLubSknSz3LqMfznlW+8joiMdLDWdqlvbKLMsN AajTGG82e4kw8DZ+41MLxe1zgOzDjJKX+0NzGiJzykZaD1BXSxycfI8zuOEBtvoUb9 jpGvrATkHqC0gjDIG2Ig6YyzHLSmwQfeiwgxQybRv17dmPav6yRsYKPyAubKp6Bqfj 1jqzU4DyryEBL9IQSCTpEXN1ylCGIUw3/f6ynD1bGLtwFt5J/tkAr6phQ8ffcf5Xr/ M3WBfq7lbJsHLHafM/3kpVCcG269fl8g7KoKlYbNbHvv8QxiL64d0sd0dMIhbKSc1O z+8GeDsJQHj/Q== Original-Received: from milanesa (unknown [45.72.246.108]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 4648B120846; Fri, 7 Aug 2020 10:20:51 -0400 (EDT) In-Reply-To: <83tuxe7j0g.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 07 Aug 2020 15:11:43 +0300") 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:184282 Archived-At: >> > Oh, yeah, that makes sense. I'll fix that. >> Actually, I don't know how. How do you ask, when you're in the >> font-lock machinery, what the original point was? font-lock is "per buffer" whereas point is "per window", so I'm not sure what "*the* original point" should mean. >> Like here: >> ,@(when (memq 'missing-newline-at-eof whitespace-active-style) >> ;; Show missing newline. >> `(("[^\n]\\'" 0 (if .... something) t))))) > What, calling 'point' doesn't work? Then maybe Stefan could help us > out. >> By the way, have I whined about how difficult debugging font-lock stuff >> is? I can't put a `debug' in there, for instance, to examine the >> calling sequence, which would probably tell me what I need to know. > I think Stefan posted some advice at some point? You can try `jit-lock-debug-mode` (which delays the jit-lock from "within redisplay" to "the next idle time"). Otherwise, you can set `font-lock-support-mode` to nil, then turn font-lock-mode off and back on (after which font-lock is triggered via `after-change-functions`). Stefan