From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Dmitry Gutov Newsgroups: gmane.emacs.bugs Subject: bug#61396: diff mode could distinguish changed from deleted lines Date: Sun, 12 Feb 2023 03:04:50 +0200 Message-ID: <3f18f8a6-7096-22ef-dca8-835a0d5760f2@yandex.ru> References: <86y1p4m9cg.fsf@mail.linkov.net> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="6888"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.4.2 Cc: 61396@debbugs.gnu.org, rms@gnu.org To: Samuel Wales , Juri Linkov Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Feb 12 02:06:17 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 1pR0oq-0001fH-Vr for geb-bug-gnu-emacs@m.gmane-mx.org; 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Sat, 11 Feb 2023 17:04:51 -0800 (PST) Content-Language: en-US In-Reply-To: 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:255355 Archived-At: On 12/02/2023 02:52, Samuel Wales wrote: > this is a bug against emacs diff-mode. > > diff is not responsible for diff-mode colors. diff-mode is. See the user option 'diff-refine'. Coloring several lines using a "change" face, OTOH, can lose (or at least conceal) information: which lines were actually deleted, and which were added.