From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Noam Postavsky Newsgroups: gmane.emacs.bugs Subject: bug#40338: 27.0.60; c-fill-paragraph and after-change-functions Date: Mon, 30 Mar 2020 21:56:56 -0400 Message-ID: <87lfnhi8wn.fsf@gmail.com> References: Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="92535"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.90 (gnu/linux) Cc: 40338@debbugs.gnu.org To: Yuan Fu Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Mar 31 03:58:11 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 1jJ6AN-000O0A-BH for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 31 Mar 2020 03:58:11 +0200 Original-Received: from localhost ([::1]:59242 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jJ6AL-0008AP-Sx for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 30 Mar 2020 21:58:09 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:50444) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jJ6AE-0008AJ-NA for bug-gnu-emacs@gnu.org; Mon, 30 Mar 2020 21:58:03 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1jJ6AD-0000CW-QE for bug-gnu-emacs@gnu.org; Mon, 30 Mar 2020 21:58:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:52010) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1jJ6AD-0000CS-NI for bug-gnu-emacs@gnu.org; Mon, 30 Mar 2020 21:58:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1jJ6AD-0001Nl-My for bug-gnu-emacs@gnu.org; Mon, 30 Mar 2020 21:58:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Noam Postavsky Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 31 Mar 2020 01:58:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 40338 X-GNU-PR-Package: emacs Original-Received: via spool by 40338-submit@debbugs.gnu.org id=B40338.15856198265239 (code B ref 40338); Tue, 31 Mar 2020 01:58:01 +0000 Original-Received: (at 40338) by debbugs.gnu.org; 31 Mar 2020 01:57:06 +0000 Original-Received: from localhost ([127.0.0.1]:35323 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jJ69J-0001MQ-WF for submit@debbugs.gnu.org; Mon, 30 Mar 2020 21:57:06 -0400 Original-Received: from mail-qt1-f170.google.com ([209.85.160.170]:44599) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jJ69H-0001Lq-Tn for 40338@debbugs.gnu.org; Mon, 30 Mar 2020 21:57:04 -0400 Original-Received: by mail-qt1-f170.google.com with SMTP id x16so17060672qts.11 for <40338@debbugs.gnu.org>; Mon, 30 Mar 2020 18:57:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:references:date:in-reply-to:message-id :user-agent:mime-version; bh=ph7qcv/Xp2V2RWCUqJ8l2YFm5W/NobjeBqor/zZJj3U=; b=WB9Hogoec9oRaE8ib1CI/KNLY7PJiNjtNlQchpVXaxJpfGcGY1OX9K0f3/0bWmILQ0 cp8fN0vyWERJ2Gn0DtpLZlv8KiPCojQ6xBWS/o2wc4hWG+uX3853hywkgr/phpFhmtgk wvX4R5S/WHvvtDff/E1gyMcfFZhQgmPF92EHTIej6LLUjw3ioZCqGoCFwp+tlq5XxV5N tY7KWAODslqf2Q1Id8qFKageZCqYP5h7PWCu3b/JGm0xfejBusQEDBHqwdvfAIyI+gMa CutVMJEg186a3ia0Q4F62q2//c+zFT9Jnxwh513fbOMm/MFrbVMf4oAmjxb9KYhcAT34 qM6g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:references:date:in-reply-to :message-id:user-agent:mime-version; bh=ph7qcv/Xp2V2RWCUqJ8l2YFm5W/NobjeBqor/zZJj3U=; b=r7UqDiiMnH0UpG96Q6UUZXxCTmALYmKD3mkObSjAqKjC1vChOaHSe9Jp9AbtXopOTl Hl4D3rPHJ5KbmlZVMoQKwHeYT6K2dveKuX+6Vsm/UH19OHCX7oE/o2lDvtZ4R8RtTTVb JKvybMzgu3fxjkdzgZZBZJfbXUtWeZc6iY2wIpkx0XTrtsakKekGgfREiiMAFM3D58ja MPcLarRHxHJg1go4ttjzcHQcTCz2WRUNI7XyoQCpbMqG5goGAWwt8nzhTnIosEi181b6 pUmOYaYyUronY/0F+2tSPcE4KxRABkjaGW1RaYjkZNQJFdN/AQ/WikiXrIW3h/g3st7O 0pXw== X-Gm-Message-State: ANhLgQ2Nv87MLuWKdvcXVCjK781jMczyrHJV6t42bvJPnp965eFBavyI Pbp76p0vrV3gZ6aWR+MDEFrfTTjo X-Google-Smtp-Source: ADFU+vsKagviEyXXe5L4eb77ANHrYuXMBXU4z9+h11CWYHTKmAbfAfFhX5bJQ/qp/CkAjG5VzyGe6Q== X-Received: by 2002:ac8:304d:: with SMTP id g13mr2979331qte.221.1585619818228; Mon, 30 Mar 2020 18:56:58 -0700 (PDT) Original-Received: from minid (cbl-45-2-119-47.yyz.frontiernetworks.ca. [45.2.119.47]) by smtp.gmail.com with ESMTPSA id t53sm12757988qth.70.2020.03.30.18.56.56 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 30 Mar 2020 18:56:57 -0700 (PDT) In-Reply-To: (Yuan Fu's message of "Mon, 30 Mar 2020 21:27:33 -0400") 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:177899 Archived-At: Yuan Fu writes: > (defun mytrack-hook (beg end len) > (if (> len 0) > ;; delete > (with-current-buffer trackbuf > (delete-region beg (+ beg len))) > ;; insert > (let ((content (buffer-substring beg end))) > (with-current-buffer trackbuf > (goto-char beg) > (insert content))))) I'm not very familiar with either eglot or cc-mode, but I can say the problem in your example lies with mytrack-hook: there can be kinds of changes other than just pure delete or insert (replace, for example). It can be fixed like this: (defun mytrack-hook (beg end len) (when (> len 0) ;; Delete old text. (with-current-buffer "trackbuf" (delete-region beg (+ beg len)))) ;; Insert new text. (let ((content (buffer-substring beg end))) (with-current-buffer "trackbuf" (goto-char beg) (insert content))))