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: Sat, 24 Jul 2021 13:32:18 -0400 Message-ID: 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> <83eebq2mpy.fsf@gnu.org> <83lf5w26e3.fsf@gnu.org> <834kcjzo2y.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="7523"; mail-complaints-to="usenet@ciao.gmane.io" Cc: cpitclaudel@gmail.com, monnier@iro.umontreal.ca, emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sat Jul 24 19:33:23 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 1m7LWc-0001mV-Vu for ged-emacs-devel@m.gmane-mx.org; Sat, 24 Jul 2021 19:33:22 +0200 Original-Received: from localhost ([::1]:45516 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m7LWb-0006SY-VQ for ged-emacs-devel@m.gmane-mx.org; Sat, 24 Jul 2021 13:33:21 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:37016) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m7LVf-0005m4-Fr for emacs-devel@gnu.org; Sat, 24 Jul 2021 13:32:23 -0400 Original-Received: from mail-qt1-x82f.google.com ([2607:f8b0:4864:20::82f]:43981) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1m7LVd-0000AV-V8; Sat, 24 Jul 2021 13:32:23 -0400 Original-Received: by mail-qt1-x82f.google.com with SMTP id k13so3913504qth.10; Sat, 24 Jul 2021 10:32:21 -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=QmuV+g9LIxkAFgh9KuO3xv/sx8HYD+/LUsNbWU+IcJo=; b=p2lc9zqJyIeF/ldIIukLBS21r0J6p3WFSJGzyegS1VyfaimGoH6uciEllchPZERuEZ 5ZvDUkTGcGDmNO+bzYKaJZBEuydWrS6N39fMX8pFhwlMQFjgBaqahGdOzXYZhiDyq1uX hwffuyLdbq0OfoKt5WZZ3cKxXpjtU9ReoAHnXm1s9X6o2G2HVezdh6b8zIlsVe1L05+X yBgU5LWVDTv3u+0TC8jb4AFG7pF481Hm7JvKPJ81pwusfxcLUT8vcSGgHzgkA4Fkj3fk XhrEwfao8+SLydA3uMeYYmEeXG7vCWrYR7WTf7QgXFdwiuM5BPYetnCrVxyB1kQbiUgM j+rw== 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=QmuV+g9LIxkAFgh9KuO3xv/sx8HYD+/LUsNbWU+IcJo=; b=F84JSSUf3Xgcmo/mTdA8dXPTZaAZdyiKw/cURq9TBCmufLa2X7mlVOLhO4HmYEGH+1 hvAJF8RNarZim4AFs5IB82NVMkOKQOA1c/pQ2oclZZqd7BICPNsa9oPTOxowF1gz8z3R +wYydxN6du+qOmTb4pMP7kwCahDeHu6/IX9wE0o0vTPnYUHDeq0oD9sttcULmXfjcZrT CwxRluBeFcyqMzCslo5XeGT45WBMFofW2PKM9iidlprjHcAK7vmIHBOzKmnZNb90VQGZ vlkVaU4TQX3fKnsZViQ1A7JlY3ROZgI8NwVgsU00Zk4u4sLA+3u0XqimreM23dUCbBHQ 1Svg== X-Gm-Message-State: AOAM5336DNlFAdMbUgVSjLkR9NTkl3loDGEK0NvFkWsWhD54iC8zkpRg XnZOfwaW3e6tGXnqKAAftXN3xWGKpA3mcg== X-Google-Smtp-Source: ABdhPJxKQ9v5N+G6Z3llGQFzeFNunGMlM+qKWbgz3CLfku4xl4mVLqvwBDNwSvyIxwjycpqogvXHEA== X-Received: by 2002:ac8:5e91:: with SMTP id r17mr8582565qtx.48.1627147940571; Sat, 24 Jul 2021 10:32:20 -0700 (PDT) Original-Received: from 2603-7080-0302-635e-d969-6d23-8e5f-2ec1.res6.spectrum.com (2603-7080-0302-635e-d969-6d23-8e5f-2ec1.res6.spectrum.com. [2603:7080:302:635e:d969:6d23:8e5f:2ec1]) by smtp.gmail.com with ESMTPSA id g206sm3348048qke.13.2021.07.24.10.32.19 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 24 Jul 2021 10:32:20 -0700 (PDT) In-Reply-To: <834kcjzo2y.fsf@gnu.org> X-Mailer: Apple Mail (2.3654.60.0.2.21) Received-SPF: pass client-ip=2607:f8b0:4864:20::82f; envelope-from=casouri@gmail.com; helo=mail-qt1-x82f.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:271565 Archived-At: > On Jul 24, 2021, at 12:14 PM, Eli Zaretskii wrote: >=20 >> From: Yuan Fu >> Date: Sat, 24 Jul 2021 11:04:35 -0400 >> Cc: Stefan Monnier , >> Cl=C3=A9ment Pit-Claudel , >> emacs-devel@gnu.org >>=20 >> +(define-derived-mode ts-c-mode prog-mode "TS C" >> + "C mode with tree-sitter support." >> + (setq-local font-lock-fontify-region-function >> + #'tree-sitter-fontify-region-function) >> + (setq-local tree-sitter-font-lock-settings >> + `(("font-lock-c" >> + ,(tree-sitter-c) >> + "(null) @font-lock-constant-face >> +(true) @font-lock-constant-face >> +(false) @font-lock-constant-face >> + >> +(comment) @font-lock-comment-face >> + >> +(system_lib_string) @ts-c-fontify-system-lib >> + >> +(unary_expression >> + operator: _ @font-lock-negation-char-face) >> + >> +(string_literal) @font-lock-string-face >> +(char_literal) @font-lock-string-face >=20 > Where does this repertoire of possible syntax categories come from? > Is this from some list that TS exposes or documents? If so, what > happens when the repertoire is modified? These =E2=80=9Csyntax categories=E2=80=9D are defined by individual = language grammar definition for tree-sitter, so it could change from = language to language. And tree-sitter does not document them. If these = =E2=80=9Csyntax categories=E2=80=9D change, then we need to change our = code with them. But I doubt that it will happen often. They are hard to = document, because a non-trivial grammar definition often defines = hundreds of them; the grammar definition for C has 1000 LOC. Yuan=