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#57214: 29.0.50; Incorrect rendering of Emoji (grapheme cluster) in Org heading Date: Mon, 15 Aug 2022 14:43:25 +0300 Message-ID: <83edxhivfm.fsf@gnu.org> References: <877d3avf0m.fsf@protesilaos.com> <83y1vqiqr8.fsf@gnu.org> <87czd23qky.fsf@protesilaos.com> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="6823"; mail-complaints-to="usenet@ciao.gmane.io" Cc: summeremacs@gmail.com, 57214@debbugs.gnu.org To: Protesilaos Stavrou Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon Aug 15 13:49:05 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 1oNYad-0001aG-NH for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 15 Aug 2022 13:49:03 +0200 Original-Received: from localhost ([::1]:47110 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oNYac-0002Xl-G4 for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 15 Aug 2022 07:49:02 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:59912) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oNYVn-0008MO-Ki for bug-gnu-emacs@gnu.org; Mon, 15 Aug 2022 07:44:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:51311) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1oNYVm-0001Sx-QD for bug-gnu-emacs@gnu.org; Mon, 15 Aug 2022 07:44:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1oNYVm-0006oN-Kv for bug-gnu-emacs@gnu.org; Mon, 15 Aug 2022 07:44:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 15 Aug 2022 11:44:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 57214 X-GNU-PR-Package: emacs Original-Received: via spool by 57214-submit@debbugs.gnu.org id=B57214.166056382726148 (code B ref 57214); Mon, 15 Aug 2022 11:44:02 +0000 Original-Received: (at 57214) by debbugs.gnu.org; 15 Aug 2022 11:43:47 +0000 Original-Received: from localhost ([127.0.0.1]:41059 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oNYVX-0006ng-0b for submit@debbugs.gnu.org; Mon, 15 Aug 2022 07:43:47 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:46924) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oNYVV-0006nS-BY for 57214@debbugs.gnu.org; Mon, 15 Aug 2022 07:43:45 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:36878) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oNYVQ-0001Pe-4w; Mon, 15 Aug 2022 07:43:40 -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=FxC3/Q1+iqSqlMLjbhN8m8hw94Ghfs7h1S1w0zHOaFU=; b=BBELUcc1XQRG 3AfYHFHhqekB/wKkDOzRubXUAPWgYXwgu+/Y0V9tWpeDk+I2UCnpDdYkcaDbf6hlao5/o4rJX9i+g KSKTl0qMh7rIRdkFpJohpm4bMl+FfHkUSHg38bbrPWbOEmSk1vAjng2sEyHEE0l1654WFCudyc4mZ yo+KR2IRAZY0HnZ7VhqLcHoLhfMD4TlbKY0HCdug7Hw/81tMvhkRMG18z+edHvc4WBk7sAt42Pjsp w8xgqWs2GjjSv5O4BAlJS5j8I2v2/Ubgsi0gVZfpqLvhPxe7dE/kMW7/TbafIGoWyRB1x3tu63XFq vSwAZhuH/WAh5QtqHKSNbQ==; Original-Received: from [87.69.77.57] (port=3801 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 1oNYVP-0000mY-C7; Mon, 15 Aug 2022 07:43:39 -0400 In-Reply-To: <87czd23qky.fsf@protesilaos.com> (message from Protesilaos Stavrou on Mon, 15 Aug 2022 10:37:17 +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:239780 Archived-At: > From: Protesilaos Stavrou > Cc: 57214@debbugs.gnu.org, summeremacs@gmail.com > Date: Mon, 15 Aug 2022 10:37:17 +0300 > > > From: Eli Zaretskii > > Date: Sun, 14 Aug 2022 22:12:11 +0300 > > > > [... 25 lines elided] > > > > This is a limitation of how the ellipsis display is designed and > > implemented in Emacs: we display the ellipsis via the buffer's > > display-table, and character compositions aren't applied to glyphs > > that come from the display-table. You can clearly see this from how > > org.el prepares the display-table: > > I see. Thank you Eli for your time! > > Should we close this or there is potential to change things? The potential always exists, although the implementation will not be trivial, because we'll need to invent a new kind of "display vector" to hold the font glyph codes (or maybe just the composition ID?), and implement the code to support its display. Is this an important feature to have?