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.devel Subject: Re: How to add pseudo vector types Date: Fri, 23 Jul 2021 10:45:22 -0400 Message-ID: <63644274-2D82-4FA3-87B8-EBA97498A1C4@gmail.com> References: <83h7gw6pyj.fsf@gnu.org> <45EBF16A-C953-42C7-97D1-3A2BFEF7DD01@gmail.com> <83y2a764oy.fsf@gnu.org> <83v95b60fn.fsf@gnu.org> <00DD5BFE-D14E-449A-9319-E7B725DEBFB3@gmail.com> <83r1fz5xr9.fsf@gnu.org> <1AAB1BCC-362B-4249-B785-4E0530E15C60@gmail.com> <83czri67h0.fsf@gnu.org> <46BBFF88-76C3-4818-8805-5437409BEA93@gmail.com> <83wnpq46uk.fsf@gnu.org> <533BD53B-4E85-4E9E-B46A-346A5BBAD0F5@gmail.com> <258CB68D-1CC1-42C8-BDCD-2A8A8099B783@gmail.com> <1a776770-50b7-93cd-6591-c9a5b3a56eb8@gmail.com> <8335s64v10.fsf@gnu.org> <5380C92B-6C15-4490-A1E0-1C3132DBB16A@gmail.com> <83k0li2shw.fsf@gnu.org> Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.60.0.2.21\)) 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="27731"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Eli Zaretskii , =?utf-8?Q?Cl=C3=A9ment_Pit-Claudel?= , emacs-devel@gnu.org To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Fri Jul 23 16:46:43 2021 Return-path: Envelope-to: ged-emacs-devel@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 1m6wRn-0006xO-Gr for ged-emacs-devel@m.gmane-mx.org; Fri, 23 Jul 2021 16:46:43 +0200 Original-Received: from localhost ([::1]:58552 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m6wRm-0002yf-4J for ged-emacs-devel@m.gmane-mx.org; Fri, 23 Jul 2021 10:46:42 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:54276) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m6wQZ-0001uI-Am for emacs-devel@gnu.org; Fri, 23 Jul 2021 10:45:27 -0400 Original-Received: from mail-qk1-x72a.google.com ([2607:f8b0:4864:20::72a]:44719) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1m6wQX-0006ph-QW; Fri, 23 Jul 2021 10:45:27 -0400 Original-Received: by mail-qk1-x72a.google.com with SMTP id k7so1541090qki.11; Fri, 23 Jul 2021 07:45:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=w2hPvBgrTmBmSdxq4AbVWF6xRDVWyFxoaT1jxHN+WYo=; b=fJFeUyhDJVf194+sKInR50ySWRGi0aUn/D43r8kOa4d6bh0oMUWsMBPfwseoQFhrA3 pvOuW6D6l/R5B/dDWHAUbOdmg7iEHZUUTjMRslAQd4Ek7AMqdMEm20nEMPI78PRewq41 01qqcAkDS9QBsNV+f16SOdjuMo7g6PGDzVy6bAvhU0Pq95oC0QMx6/o2Fog2fFETybt2 DjTKyBVKAW2zmqYgKuKRxs6DzReDnOlo0nUmCIf8TUoUoQuXV/+4G7o1H6vT6ZRFG14z ll4cwZ7rPm+Cra0h/U2V9YgojyNSj2xTDh/9njbz4AwIp8ixoIxn8t7KCFeYQCo5h4jN vBHQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=w2hPvBgrTmBmSdxq4AbVWF6xRDVWyFxoaT1jxHN+WYo=; b=Hoi9FLFb2Dc3eUntQzBqX5PsP0ChQRsTxu3OrU3I8+3oWkA0r4baW8YaLg2xAkA98R VknpMl9XXw3fN2KWUuCHs51ANyhCtZxmYok295f5CBiBcuS72p3WvWZArjL3w+ZW8Jnt DqfvRFZNl/Lp4Ig3oZvJ1giysW5o/50WETewg+0M13bhW1KLtxNgimvavfJj4usLASvJ 4v3LYNk5ZzEze5NjseGlYM8l5eniRv59UmQ6FW3w6DO2BNcPD9voUyLkbOrI+dv7/l3F yJL9OpGLspB+4BIHsWmCacmZNKA9y0aEYj5HphQ3wLxXhZC5w4bLsH6j/q6O9A9DTFdP ib9w== X-Gm-Message-State: AOAM530j42g4i2+ES607k3om2D+L6XrvAEPm45N7mz2/8YATPuPd6HlI PFp6RcCIGYIbR05blmb4rlk= X-Google-Smtp-Source: ABdhPJxw3Q0g2z7tOv0qtZOV5rdWi0LEZtvUN11JuRNzrcrmLP5JjN4svTuVJvp/mWBMIpZcjLLc7g== X-Received: by 2002:a05:620a:b86:: with SMTP id k6mr4774235qkh.456.1627051524386; Fri, 23 Jul 2021 07:45:24 -0700 (PDT) Original-Received: from 2603-7080-0302-635e-501b-d938-5abe-a221.res6.spectrum.com (2603-7080-0302-635e-501b-d938-5abe-a221.res6.spectrum.com. [2603:7080:302:635e:501b:d938:5abe:a221]) by smtp.gmail.com with ESMTPSA id x14sm11412645qtv.17.2021.07.23.07.45.23 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 23 Jul 2021 07:45:23 -0700 (PDT) In-Reply-To: X-Mailer: Apple Mail (2.3654.60.0.2.21) Received-SPF: pass client-ip=2607:f8b0:4864:20::72a; envelope-from=casouri@gmail.com; helo=mail-qk1-x72a.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:271499 Archived-At: > On Jul 23, 2021, at 10:07 AM, Stefan Monnier = wrote: >=20 >> But that's how the current font-lock and indentation work: they never >> look beyond the narrowing limits. >=20 > Not quite: that's true for indentation, but for font-lock we have > `font-lock-dont-widen` (i.e. by default, font-lock widens temporarily > while it does its job). >=20 > For TS, given the cost associated with changing the bounds, I think it > would make a lot of sense to ignore narrowing (and maybe provide some > separate way to specify bounds, for the rare cases like Info and Rmail > where a buffer contains "a collection of things" and we only want to > parse/manipulate one of those things at any given time). Tree-sitter lets you set ranges in which the parser works in. That=E2=80=99= s how they support multi-language files like html+javascript+css. This = will certainly work for Rmail and Info, too. Yuan=