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#38771: Allow face-attribute to be 'reset, (in addition the usual 'unspecified and valid-values) Date: Sun, 03 Jul 2022 12:33:40 +0300 Message-ID: <83v8sea6bv.fsf@gnu.org> References: <87zgj8o7bc.fsf@gnus.org> <834k1g7a4g.fsf@gnu.org> <87ee0kmpdp.fsf@gnus.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="10029"; mail-complaints-to="usenet@ciao.gmane.io" Cc: deego3@gmail.com, 38771@debbugs.gnu.org To: Lars Ingebrigtsen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Jul 03 11:35:32 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 1o7w0p-0002S6-Q0 for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 03 Jul 2022 11:35:32 +0200 Original-Received: from localhost ([::1]:59670 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1o7w0o-0006dQ-Ot for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 03 Jul 2022 05:35:30 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:36108) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o7w0N-0006Yt-38 for bug-gnu-emacs@gnu.org; Sun, 03 Jul 2022 05:35:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:49379) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1o7w0M-0002on-Q6 for bug-gnu-emacs@gnu.org; Sun, 03 Jul 2022 05:35:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1o7w0M-00076g-GB for bug-gnu-emacs@gnu.org; Sun, 03 Jul 2022 05:35:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 03 Jul 2022 09:35:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 38771 X-GNU-PR-Package: emacs Original-Received: via spool by 38771-submit@debbugs.gnu.org id=B38771.165684084327229 (code B ref 38771); Sun, 03 Jul 2022 09:35:02 +0000 Original-Received: (at 38771) by debbugs.gnu.org; 3 Jul 2022 09:34:03 +0000 Original-Received: from localhost ([127.0.0.1]:43276 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1o7vzP-000757-En for submit@debbugs.gnu.org; Sun, 03 Jul 2022 05:34:03 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:51032) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1o7vzL-00074d-Hz for 38771@debbugs.gnu.org; Sun, 03 Jul 2022 05:34:02 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:35228) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o7vzG-0002iP-2Q; Sun, 03 Jul 2022 05:33:54 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=nRxnP8tRzVJmXT/6ZCPdqy7sNb39W9Wo2cF/Bevqee0=; b=R9174JOiK9FZ +IY7w1Ic5i+NRQLtW8SRhBO3F31rB41sPMt9sivGoMqLYEe35bF1erF4QsQchEvmUkjglN4n8Qh97 mNnCkxxxx/qvwnhMCanDmvslYiRGDq972pm0GKumS/pnbIHhRicC1jj+Q1K7MLwExoAHQGqZyUcdY kP2kjd0I9NhoQ+MecxJl+AIDGvPCN51kxVuz6B7FTsYyee8MZhoubJpETn7GeWbiAxjhxAt8aGjpn wBX4nHViiAWBPk/sO2KwIoh/xfyB4PVzbric1VNBAumOxzd/NnDHHqNuZYtI5ugbgQw6WmV8NapoX 0P46JtQx+75M3tm5VBUSqg==; Original-Received: from [87.69.77.57] (port=2111 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o7vzF-0002VN-Hs; Sun, 03 Jul 2022 05:33:53 -0400 In-Reply-To: <87ee0kmpdp.fsf@gnus.org> (message from Lars Ingebrigtsen on Mon, 23 May 2022 13:58:58 +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" Xref: news.gmane.io gmane.emacs.bugs:235973 Archived-At: > From: Lars Ingebrigtsen > Cc: deego3@gmail.com, 38771@debbugs.gnu.org > Date: Mon, 23 May 2022 13:58:58 +0200 > > Eli Zaretskii writes: > > > "reset" just means "use the value of the default face at face > > realization time". Nothing else will work, because you cannot "undo" > > inherited attributes. Thus, even if nil is valid, it won't do. > > Yes. I've now implemented this on master. The recipe below now works as expected: (defface foo '((t (:height 200 :bold t))) "") (defface child '((t :inherit foo :height reset)) "") (progn (pop-to-buffer "*foo*") (erase-buffer) (insert "none" (propertize "foo" 'face 'foo) (propertize "child" 'face 'child))) I hope other uses of this pseudo-value will also work, but I couldn't test all the possible ways of merging faces: there are too many of them.