From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Yuan Fu Newsgroups: gmane.emacs.bugs Subject: bug#58979: treesitter-regression with json-mode Date: Sat, 7 Jan 2023 15:10:14 -0800 Message-ID: References: Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3696.120.41.1.1\)) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="5495"; mail-complaints-to="usenet@ciao.gmane.io" To: 58979-done@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Jan 08 00:11:32 2023 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 1pEILb-0001H2-7A for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 08 Jan 2023 00:11:31 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pEILA-0004mW-Pv; Sat, 07 Jan 2023 18:11:04 -0500 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 1pEIL8-0004m6-RM for bug-gnu-emacs@gnu.org; Sat, 07 Jan 2023 18:11:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1pEIL8-00018a-Cd for bug-gnu-emacs@gnu.org; Sat, 07 Jan 2023 18:11:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1pEIL8-0007MO-7E for bug-gnu-emacs@gnu.org; Sat, 07 Jan 2023 18:11:02 -0500 In-Reply-To: Resent-From: Yuan Fu Original-Sender: "Debbugs-submit" Resent-To: bug-gnu-emacs@gnu.org Resent-Date: Sat, 07 Jan 2023 23:11:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: cc-closed 58979 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Mail-Followup-To: 58979@debbugs.gnu.org, casouri@gmail.com, johann.hoechtl@gmail.com Original-Received: via spool by 58979-done@debbugs.gnu.org id=D58979.167313302328232 (code D ref 58979); Sat, 07 Jan 2023 23:11:02 +0000 Original-Received: (at 58979-done) by debbugs.gnu.org; 7 Jan 2023 23:10:23 +0000 Original-Received: from localhost ([127.0.0.1]:59201 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1pEIKV-0007LI-GJ for submit@debbugs.gnu.org; Sat, 07 Jan 2023 18:10:23 -0500 Original-Received: from mail-pf1-f171.google.com ([209.85.210.171]:34635) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1pEIKT-0007L4-D7 for 58979-done@debbugs.gnu.org; Sat, 07 Jan 2023 18:10:21 -0500 Original-Received: by mail-pf1-f171.google.com with SMTP id e21so3633428pfl.1 for <58979-done@debbugs.gnu.org>; Sat, 07 Jan 2023 15:10:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=to:date:message-id:subject:mime-version:content-transfer-encoding :from:from:to:cc:subject:date:message-id:reply-to; bh=tVgY7GUDdlGunJ2yiy4jhHJM/p5/5aoDrD27Z6BZDqA=; b=PvlVdlSg3rEPPamffGWDgFZsxikhRmGj965/hpw/geIK3+c8rlx4PcO8u5fL2ENPk7 ZFIsGejhE3GDdAlVq52BHdtANO0UqFvqRzr4zxGeNTL7lPDmx+i0gKmk64quANYYw/3F CVoEKQMk3MIzY48NtaEaxY+EQwsbBKVyfpKyz/Ptd7rjUkx4z3yfEhn3GggodtuZgzF4 PgeiNEDR2bPbYZccQhFPgr4OOCtr1Dqai3pUS8t9B3u7MaXev+7eC6EzAHr2ExuEz6yG 5fuGl5VnSwGjxaFRf2BMmbvEuMrSJKAI4nA2yaHwVE5eSpOuYGBbMiBbO6dAOAbfvQj7 J2wQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:date:message-id:subject:mime-version:content-transfer-encoding :from:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=tVgY7GUDdlGunJ2yiy4jhHJM/p5/5aoDrD27Z6BZDqA=; b=CRjgNDfIOYeZowRGjT5BAdyIofVhfmhEeqyRyvc+vDV7bcE1Fk7UiW0sJefFTprocm geBWZ0xHSjAuAjjM89JsKXYMkZXXLigoaRIJgnI/smxAnyemXE4Sk5VV7N8VWThCDIVx DRbYyMdRGn8WSap96mzOe6ui9EX5xXLZ5QGcVCtUdOqS0yL5WU/FjXFtOVGzc12tPK7P kdzc8NEb/OlenPETsDInl8FPCjYXx9BZsltS49pz+SFFRYZIda+CnH0lF4p4yyR9Qwyz 6hkmUXD7pHHOlEQJ5NHfxTiigJnAk57DksaCogTqE/6mL5ouD6v+uXX5v9ifC+Zcg00+ dF8g== X-Gm-Message-State: AFqh2kq36kMXiIkbpRRsVHwupufda42I2jrxpV1rwhNk1bg+7rwIVX6V YaLHAwwS5Z7ZmKETlqc4p5sxwSMcKjI= X-Google-Smtp-Source: AMrXdXuYjUO1Q8Tttrn71n61r9tTE7xcq1mTjS8HcRKa/pXyRWpK91fZiGkXcE+G8Ac8sTSc1yQXxQ== X-Received: by 2002:a62:ed18:0:b0:574:cc3d:a24e with SMTP id u24-20020a62ed18000000b00574cc3da24emr53935906pfh.5.1673133015567; Sat, 07 Jan 2023 15:10:15 -0800 (PST) Original-Received: from smtpclient.apple (cpe-172-117-161-177.socal.res.rr.com. [172.117.161.177]) by smtp.gmail.com with ESMTPSA id 187-20020a6214c4000000b005828071bf7asm2006031pfu.22.2023.01.07.15.10.15 for <58979-done@debbugs.gnu.org> (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 07 Jan 2023 15:10:15 -0800 (PST) X-Mailer: Apple Mail (2.3696.120.41.1.1) 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:252837 Archived-At: Yuan Fu writes: > Stefan Kangas writes: > >> Johann H=C3=B6chtl writes: >> >>> When I open a large json file (about 3_000_000 lines, about 72Mb, >>> pretty-printed) Emacs 29.0.50 opens the file just fine in >>> `js-json-mode` and when using regexp-based font locking, it works >>> well. >>> >>> When I force this buffer into javascript-mode, Emacs hangs. Memory >>> consumption as reported by Windows task manager "dances" around 2Gb, >>> yet even after waiting for three minutes, Emacs doesn't get = responsive >>> any more. >>> >>> I consider this an unfortunately regression as recent commits to = Emacs >>> 29 (long lines patches) actually makes working with such large files >>> with long lines absolutely pleasant, yet as it seems the interaction >>> with tree-sitter destroys this gains. >> >> Copying in Yuan Fu. > > Again, sorry for the delay, I just saw this report :-) > > Since your previous report is actually about emacs-tree-sitter, I = think > this one is too? > > Anyway, since tree-sitter is merged into master now, if you rebuild > master and turn on json-ts-mode, you should be in tree-sitter backed > JSON mode. I=E2=80=99d give that a try and see if works fine. > > Thanks, > Yuan Closing this report since I think there=E2=80=99s nothing to do. Feel = free to reopen. Yuan