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#72691: Recursive descent in treesiter parse tree Date: Mon, 19 Aug 2024 20:38:16 -0700 Message-ID: References: <86y14uyyid.fsf@gnu.org> Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3774.600.62\)) 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="39806"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Eli Zaretskii , 72691@debbugs.gnu.org To: Pranshu Sharma Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Aug 20 05:40:44 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 1sgFjf-000ACx-SR for geb-bug-gnu-emacs@m.gmane-mx.org; 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Mon, 19 Aug 2024 20:38:28 -0700 (PDT) In-Reply-To: X-Mailer: Apple Mail (2.3774.600.62) 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:290420 Archived-At: > On Aug 18, 2024, at 7:57=E2=80=AFAM, Pranshu Sharma = wrote: >=20 > Ok, I found the solution: you have to capture witha function and = traverse the whole tree recursively As you=E2=80=99ve found out, tree-sitter=E2=80=99s query system = doesn=E2=80=99t support the feature you want (it=E2=80=99ll be quite = expensive to implement, I think). Even if you=E2=80=99ve found a = solution, if you want, maybe you can describe your actual use-case and I = can check if your solution is the most optimal. Yuan >=20 > On Sun, 18 Aug 2024, 7:24=E2=80=AFpm Eli Zaretskii, = wrote: > > From: Pranshu Sharma > > Date: Sun, 18 Aug 2024 14:57:10 +1000 > >=20 > > I am trying to write a major mode in which all instances of a node = in another matched node. For this, recursion > > is needed, and for that it is necessary to store a match in a = variable: > > Say I want to highlight all instances of (x) that are inside y in = the following parse tree, where bolded means I > > want to match: > > (x) in (q (y (x) (l (x) (l (x) (p))) (x)) > >=20 > > "(y) @test > > @test . (_) @font-lock-variable-name-face" > > "(y) @test > > (@test . (_) @font-lock-variable-name-face)" > > "(y) @test > > (test . (_) @font-lock-variable-name-face)" > >=20 > > All of the above fail, which leads me to think that @test stores the = text instead of the tree. In this case, how > > would I recursively match all instances of=20 >=20 > Adding Yuan.