From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.devel Subject: Re: Indirect text properties Date: Mon, 18 Nov 2019 19:11:26 +0100 Message-ID: <87sgmloy0h.fsf@gnus.org> References: <20191117170527.GB11551@ACM> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="220501"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: emacs-devel@gnu.org To: Alan Mackenzie Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Nov 18 19:11:42 2019 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1iWlUz-000vEo-Rs for ged-emacs-devel@m.gmane.org; Mon, 18 Nov 2019 19:11:41 +0100 Original-Received: from localhost ([::1]:37982 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iWlUy-0004LQ-Lh for ged-emacs-devel@m.gmane.org; Mon, 18 Nov 2019 13:11:40 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:36251) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iWlUs-0004L7-3b for emacs-devel@gnu.org; Mon, 18 Nov 2019 13:11:35 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iWlUq-0003bq-VU for emacs-devel@gnu.org; Mon, 18 Nov 2019 13:11:34 -0500 Original-Received: from quimby.gnus.org ([2a01:4f9:2b:f0f::2]:55656) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iWlUq-0003bf-On for emacs-devel@gnu.org; Mon, 18 Nov 2019 13:11:32 -0500 Original-Received: from cm-84.212.202.86.getinternet.no ([84.212.202.86] helo=marnie) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1iWlUl-0004vK-10; Mon, 18 Nov 2019 19:11:29 +0100 In-Reply-To: <20191117170527.GB11551@ACM> (Alan Mackenzie's message of "Sun, 17 Nov 2019 17:05:27 +0000") X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a01:4f9:2b:f0f::2 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:242393 Archived-At: Alan Mackenzie writes: > The idea is that there could be several alternative sets of text > properties with the same symbol simultaneously in a buffer, the Lisp > code selecting which to use by binding a dynamic variable. This would > be most useful for the syntax-table text property. It would be useful -- it's been proposed a few times before, if I recall correctly. I think Stefan M called this concept "planes" or "namespaces" or something. It'd allow us to get rid of the `font-lock-face'/`face' thing, too, I think -- font-lock would just work on `face' in its own plane. -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no