From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#35076: [26.1] delete-face [FEATURE REQUEST] Date: Tue, 02 Apr 2019 17:33:18 +0300 Message-ID: <8336n0h3yp.fsf@gnu.org> References: <20190402000403.rb3cb4b6tzqys4vy@E15-2016.optimum.net> Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="170848"; mail-complaints-to="usenet@blaine.gmane.org" Cc: 35076@debbugs.gnu.org To: Boruch Baum Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Apr 02 16:34:17 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hBKUT-000iG9-E9 for geb-bug-gnu-emacs@m.gmane.org; Tue, 02 Apr 2019 16:34:17 +0200 Original-Received: from localhost ([127.0.0.1]:47867 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hBKUS-0007ZE-Bb for geb-bug-gnu-emacs@m.gmane.org; Tue, 02 Apr 2019 10:34:16 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:33371) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hBKUG-0007W2-HJ for bug-gnu-emacs@gnu.org; Tue, 02 Apr 2019 10:34:05 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hBKUE-0003WV-PM for bug-gnu-emacs@gnu.org; Tue, 02 Apr 2019 10:34:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:56112) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hBKUE-0003Vp-24 for bug-gnu-emacs@gnu.org; Tue, 02 Apr 2019 10:34:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1hBKUD-0002GF-Qc for bug-gnu-emacs@gnu.org; Tue, 02 Apr 2019 10:34:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 02 Apr 2019 14:34:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 35076 X-GNU-PR-Package: emacs Original-Received: via spool by 35076-submit@debbugs.gnu.org id=B35076.15542155978636 (code B ref 35076); Tue, 02 Apr 2019 14:34:01 +0000 Original-Received: (at 35076) by debbugs.gnu.org; 2 Apr 2019 14:33:17 +0000 Original-Received: from localhost ([127.0.0.1]:41423 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hBKTV-0002FD-Dc for submit@debbugs.gnu.org; Tue, 02 Apr 2019 10:33:17 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:46990) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hBKTT-0002F1-Re for 35076@debbugs.gnu.org; Tue, 02 Apr 2019 10:33:16 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:40175) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hBKTO-000371-Cm; Tue, 02 Apr 2019 10:33:10 -0400 Original-Received: from [176.228.60.248] (port=3594 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1hBKTK-0005vF-7r; Tue, 02 Apr 2019 10:33:08 -0400 In-reply-to: <20190402000403.rb3cb4b6tzqys4vy@E15-2016.optimum.net> (message from Boruch Baum on Mon, 1 Apr 2019 20:04:03 -0400) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:157086 Archived-At: > Date: Mon, 1 Apr 2019 20:04:03 -0400 > From: Boruch Baum > > I don't see any command or recommended method for deleting a face. Is > there one? Shouldn't there either be one, or a discussion about it in > the documentation? Maybe I'm missing something, but why would we need such a method? What would be a practical use case where it's necessary to delete a face (as opposed to simply leaving it alone and not using it)? I'm asking because implementing this will not be trivial, what with all the places where faces are recorded and cached, so we'd need a good reason to do that. OTOH, Emacs already knows how to replace a face when it is redefined, so it isn't like we waste memory here.