From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Juri Linkov Newsgroups: gmane.emacs.bugs Subject: bug#42256: 27.0.50; composition Date: Thu, 16 Jul 2020 02:43:45 +0300 Organization: LINKOV.NET Message-ID: <87y2nkcpji.fsf@mail.linkov.net> References: <83o8oqqed1.fsf@gnu.org> <83tuygpoej.fsf@gnu.org> <87v9iwclbq.fsf@mail.linkov.net> <83mu47q48x.fsf@gnu.org> <87mu451uo8.fsf@mail.linkov.net> <835zasoi6i.fsf@gnu.org> <87365wux23.fsf@mail.linkov.net> <831rlgnkz3.fsf@gnu.org> <83sgdvmt3q.fsf@gnu.org> <874kqbar8n.fsf@mail.linkov.net> <83imeqn7p3.fsf@gnu.org> <87y2nl1y5p.fsf@mail.linkov.net> <83sgdslu5i.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="26643"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (x86_64-pc-linux-gnu) Cc: rms@gnu.org, 42256@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Jul 16 01:57:25 2020 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 1jvrH9-0006ow-Mt for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 16 Jul 2020 01:57:23 +0200 Original-Received: from localhost ([::1]:38294 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jvrH7-0001Mo-Pd for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 15 Jul 2020 19:57:22 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:50424) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jvrGo-0001M1-QT for bug-gnu-emacs@gnu.org; Wed, 15 Jul 2020 19:57:04 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:42607) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jvrGo-0001t9-2D for bug-gnu-emacs@gnu.org; Wed, 15 Jul 2020 19:57:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1jvrGn-0008EL-Sg for bug-gnu-emacs@gnu.org; Wed, 15 Jul 2020 19:57:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Juri Linkov Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 15 Jul 2020 23:57:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 42256 X-GNU-PR-Package: emacs Original-Received: via spool by 42256-submit@debbugs.gnu.org id=B42256.159485737031575 (code B ref 42256); Wed, 15 Jul 2020 23:57:01 +0000 Original-Received: (at 42256) by debbugs.gnu.org; 15 Jul 2020 23:56:10 +0000 Original-Received: from localhost ([127.0.0.1]:54153 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jvrFx-0008DD-M9 for submit@debbugs.gnu.org; Wed, 15 Jul 2020 19:56:09 -0400 Original-Received: from relay6-d.mail.gandi.net ([217.70.183.198]:35455) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jvrFu-0008Cm-QM for 42256@debbugs.gnu.org; Wed, 15 Jul 2020 19:56:08 -0400 X-Originating-IP: 91.129.103.18 Original-Received: from mail.gandi.net (m91-129-103-18.cust.tele2.ee [91.129.103.18]) (Authenticated sender: juri@linkov.net) by relay6-d.mail.gandi.net (Postfix) with ESMTPSA id 0CFC4C0004; Wed, 15 Jul 2020 23:55:59 +0000 (UTC) In-Reply-To: <83sgdslu5i.fsf@gnu.org> (Eli Zaretskii's message of "Wed, 15 Jul 2020 17:39:21 +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:183033 Archived-At: >> > I suggest to look at the code which displays the "Composed with" line >> > and decides which characters to show there, and do the same in your >> > addition. >> >> Do you think it's now better? > > It is much better, thanks. But there is still one small glitch: try > "C-u C-x =" on buffer position 872 in HELLO, and you will see that > U+0651 ARABIC SHADDA is displayed as an empty box. By contrast, the > "Composed with" line displays the shadda correctly. I think this is > because you display only a single character (by using 'aref'), whereas > combining characters need to be surrounded by TABs to display > correctly without combining with their neighbors. Thank for the hint, I missed the invisible text property named ‘composition’ with TABs on the "Composed with" line. Now fixed.