From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Ihor Radchenko Newsgroups: gmane.emacs.bugs Subject: bug#70077: An easier way to track buffer changes Date: Mon, 01 Apr 2024 11:53:51 +0000 Message-ID: <877chh8fjk.fsf@localhost> References: <86frw8ewk9.fsf@gnu.org> <86cyrcdy80.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="10641"; mail-complaints-to="usenet@ciao.gmane.io" Cc: casouri@gmail.com, 70077@debbugs.gnu.org, qhong@alum.mit.edu, frederic.bour@lakaban.net, joaotavora@gmail.com, mail@nicolasgoaziou.fr, acm@muc.de, Eli Zaretskii , stephen_leake@stephe-leake.org, alan.zimm@gmail.com, phillip.lord@russet.org.uk To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon Apr 01 13:54:24 2024 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 1rrGF5-0002W0-EF for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 01 Apr 2024 13:54:23 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rrGEi-0007CI-W4; Mon, 01 Apr 2024 07:54:01 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rrGEh-0007Bt-C8 for bug-gnu-emacs@gnu.org; Mon, 01 Apr 2024 07:53:59 -0400 Original-Received: from debbugs.gnu.org ([2001:470:142:5::43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1rrGEh-0000VI-3y for bug-gnu-emacs@gnu.org; Mon, 01 Apr 2024 07:53:59 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1rrGEj-0002X3-TL for bug-gnu-emacs@gnu.org; Mon, 01 Apr 2024 07:54:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Ihor Radchenko Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 01 Apr 2024 11:54:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 70077 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: patch Original-Received: via spool by 70077-submit@debbugs.gnu.org id=B70077.17119724379723 (code B ref 70077); Mon, 01 Apr 2024 11:54:01 +0000 Original-Received: (at 70077) by debbugs.gnu.org; 1 Apr 2024 11:53:57 +0000 Original-Received: from localhost ([127.0.0.1]:49752 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1rrGEf-0002Wk-9R for submit@debbugs.gnu.org; Mon, 01 Apr 2024 07:53:57 -0400 Original-Received: from mout01.posteo.de ([185.67.36.65]:45993) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1rrGEZ-0002WQ-Oj for 70077@debbugs.gnu.org; Mon, 01 Apr 2024 07:53:55 -0400 Original-Received: from submission (posteo.de [185.67.36.169]) by mout01.posteo.de (Postfix) with ESMTPS id 9F72F24002D for <70077@debbugs.gnu.org>; Mon, 1 Apr 2024 13:53:42 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=posteo.net; s=2017; t=1711972422; bh=rKvUL8YUXnkpjBKeHmMFtY4LD3yIB6YLPmVOOVA9srM=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:Content-Type: From; b=XySvGXVMNDdDEwulu+Zedu3bYHTmtDm8oOYW7IihOayGJ19yoRfEDRJpVSl3ljFnV Zbu8IcqYxBk12eG/DudC0ryEFc8uj5AoqtUkYGgboQ+r/wW87jkC5j8P0MeDvGQgyL y8/IOvK9CKZZaB1zPoZW2Zd4pQW7aFb+bJLob2bEE4cwS5KuOw4Z99xiRTmCHwl4z6 kTwG8poR/pQ3k0x2Et+i702uIX15QvkHcAe0DmcDo5HTy94Pupwpmkictj5GOe0PRP +l4V3Q1ELsm+F8ueNKOORs36UEDmWF0QNwu7kJ0lxkaPB31/wAqs05NWECe+j+WTsB 6xAuGEivoeErQ== Original-Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 4V7TtW5c5lz9rxF; Mon, 1 Apr 2024 13:53:39 +0200 (CEST) In-Reply-To: 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-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:282469 Archived-At: Stefan Monnier writes: > ... That's why `track-changes.el` bundles those into a single (BEG END > BEFORE) change, which makes sure BEG/END are currently-valid buffer > positions and thus easy to use. > The previous buffer state is not directly available but can be > easily reconstructed from (BEG END BEFORE). Do I understand correctly that such bundling may result in a situation when BEFORE is very long? In particular, I am thinking of a situation when there are changes near the beginning and the end of buffer in quick succession. -- Ihor Radchenko // yantar92, Org mode contributor, Learn more about Org mode at . Support Org development at , or support my work at