From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#71777: 29.4; sexp-at-point in latex-mode when sexp contains ";" Date: Wed, 26 Jun 2024 16:25:08 -0400 Message-ID: References: <86v81v98u0.fsf@gnu.org> <52e6657e-3cc4-4671-8676-86e9959d9bc1@medialab.sissa.it> <3ef0543b-8380-40b5-9bd1-949e24ca3c77@medialab.sissa.it> Reply-To: Stefan Monnier Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="16707"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: Eli Zaretskii , 71777@debbugs.gnu.org To: Gabriele Nicolardi Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Jun 26 22:26:12 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 1sMZDX-00048R-Lk for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 26 Jun 2024 22:26:11 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sMZDR-0006rh-6g; Wed, 26 Jun 2024 16:26:05 -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 1sMZDM-0006rK-3C for bug-gnu-emacs@gnu.org; Wed, 26 Jun 2024 16:26:00 -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 1sMZDL-0000xR-N4 for bug-gnu-emacs@gnu.org; Wed, 26 Jun 2024 16:25:59 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1sMZDO-0000DC-4i for bug-gnu-emacs@gnu.org; Wed, 26 Jun 2024 16:26:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Monnier Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 26 Jun 2024 20:26:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 71777 X-GNU-PR-Package: emacs Original-Received: via spool by 71777-submit@debbugs.gnu.org id=B71777.1719433521767 (code B ref 71777); Wed, 26 Jun 2024 20:26:02 +0000 Original-Received: (at 71777) by debbugs.gnu.org; 26 Jun 2024 20:25:21 +0000 Original-Received: from localhost ([127.0.0.1]:40417 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1sMZCj-0000CI-BG for submit@debbugs.gnu.org; Wed, 26 Jun 2024 16:25:21 -0400 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]:48646) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1sMZCh-0000C5-Iq for 71777@debbugs.gnu.org; Wed, 26 Jun 2024 16:25:19 -0400 Original-Received: from pmg2.iro.umontreal.ca (localhost.localdomain [127.0.0.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id 7D9B980C8E; Wed, 26 Jun 2024 16:25:11 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1719433509; bh=GM1zuxdeMtQ6kUXz+ax6urbRG/cBQVlndwAbIHETtxs=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=MnqOM8NTvkITAUDElE8H9p1cUE0GX19QMkvTTDsMBD9S82arewJ7MiBJimSvsU5GM LFV0rrGrGtd2pLOs+1oAPcMBJdVaEUCSqPXj1Bw2hRwLuHmgGyYXj5XDYHfPEcHrL5 KpZVNGKhsdaay4WXABduBq3qdjjp/lRqaQgzZNN7PwgglyFnIreurOhbOtvzUKxwK2 boO16uQEmrgXy7fMG+r3sZs5K0ZuTJbeU6OP9Y6R49TMoVKywwLF4Rinycw1x91DW3 iSbINiCawaTmKhrsgYYPxHGs2x9vSl4c3q7LOxZL+c9uCrsWHkqLFh1+bQqyjuEUXZ ypnmJqNEvUIHQ== Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id E0328808A4; Wed, 26 Jun 2024 16:25:09 -0400 (EDT) Original-Received: from pastel (unknown [24.140.236.196]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id B293B120916; Wed, 26 Jun 2024 16:25:09 -0400 (EDT) In-Reply-To: <3ef0543b-8380-40b5-9bd1-949e24ca3c77@medialab.sissa.it> (Gabriele Nicolardi's message of "Wed, 26 Jun 2024 22:18:11 +0200") 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:287965 Archived-At: >>> I need to test if a parenthesis in LaTeX (latex-mode) starts >>> a balanced expression. >> You mentioned `forward-sexp` which should do the trick, so what made you >> try `sexp-at-point`? > Because `forward-sexp` does not return nil if the parenthesis does not start > a balanced expression. There is no function that does just what you want; you need to make them do what you want. E.g. (save-excursion (condition-case nil (progn (forward-sexp 1) t) (scan-error nil))) Note that "test if a parenthesis in LaTeX (latex-mode) starts a balanced expression" is a kind of weird request, because it will only return nil if there's a missing close-paren but not if there are too many close-parens, i.e. it only detects one half of the imbalances. Stefan