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#44418: 28.0.50; Spliced variable not matched as symbol in isearch Date: Tue, 07 Jun 2022 08:05:31 -0400 Message-ID: References: <87zh3yh2mb.fsf@tcd.ie> <87v8tclqao.fsf@gnus.org> 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="23801"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: "Basil L. Contovounesios" , 44418@debbugs.gnu.org To: Lars Ingebrigtsen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Jun 07 14:47:35 2022 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 1nyYcQ-0005xg-O3 for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 07 Jun 2022 14:47:34 +0200 Original-Received: from localhost ([::1]:47362 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nyYcP-0005rv-Jj for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 07 Jun 2022 08:47:33 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:51204) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nyXyG-0000xg-KR for bug-gnu-emacs@gnu.org; Tue, 07 Jun 2022 08:06:04 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:44988) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nyXyE-000485-LV for bug-gnu-emacs@gnu.org; Tue, 07 Jun 2022 08:06:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1nyXyE-0005Ih-Gb for bug-gnu-emacs@gnu.org; Tue, 07 Jun 2022 08:06:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Monnier Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 07 Jun 2022 12:06:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 44418 X-GNU-PR-Package: emacs Original-Received: via spool by 44418-submit@debbugs.gnu.org id=B44418.165460354320347 (code B ref 44418); Tue, 07 Jun 2022 12:06:02 +0000 Original-Received: (at 44418) by debbugs.gnu.org; 7 Jun 2022 12:05:43 +0000 Original-Received: from localhost ([127.0.0.1]:38885 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nyXxu-0005I7-Nj for submit@debbugs.gnu.org; Tue, 07 Jun 2022 08:05:42 -0400 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]:19286) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nyXxs-0005Hs-K2 for 44418@debbugs.gnu.org; Tue, 07 Jun 2022 08:05:41 -0400 Original-Received: from pmg2.iro.umontreal.ca (localhost.localdomain [127.0.0.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id BB1558108D; Tue, 7 Jun 2022 08:05:33 -0400 (EDT) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id 45213808E1; Tue, 7 Jun 2022 08:05:32 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1654603532; bh=Li1i9lqnwLeSLVvGGNVWnD61fybJQyDFQlkiELBhVgY=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=GgDcT8kE9vhFwJ6mTc7x1aeGtZwYSmHWZhvE0pFOm0/4cdkvem5ib/JHsRFxjjXbV 7QMgHPz8RcWbOsSOQpJLDQQCPlWY8iEOMwqXwz4Ygg5/DeNHKzE7rWPFKIcYMuy0O3 cU2AxyJpAOJ/GaN+W+d25l1yCJfCOXEtREUOe7/dhH2O5Sl/KRDX+9t19Q4b2zWqYE wuPCJYaCkh2WJiWSE1bu7fuVHm5mxTTPvRED9uRv5nNCRBMk36QPadWYB4sBQvLNQ0 tFI8BqO72eseJFdGZPx62uDFL+ohgW00WwwiKQQHj8mRJZ5IRg2C7fgly7cQOg+WXu 7V4MBylCzeVzw== Original-Received: from pastel (unknown [45.72.221.51]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 0F78F1202AF; Tue, 7 Jun 2022 08:05:32 -0400 (EDT) In-Reply-To: <87v8tclqao.fsf@gnus.org> (Lars Ingebrigtsen's message of "Tue, 07 Jun 2022 12:29:51 +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" Xref: news.gmane.io gmane.emacs.bugs:233875 Archived-At: >> 0. emacs -Q >> 1. (let (x) `(,@x)) >> 2. M-s _ x >> >> This highlights the bound x, but not the spliced x. The same happens >> with 'M-s .' or the equivalent 'C-M-s'. >> >> This is because lisp--mode-syntax-table gives 'prefix' syntax to ?, and >> 'symbol' syntax to ?@. Is it possible to give 'prefix' syntax to ",@" >> as a whole, and in general? > > (This is still present in Emacs 29.) > > I'm not sure whether that is possible or not -- perhaps Stefan knows; > added to the CCs. `@x` is a valid symbol, which is why `?@` is given symbol syntax. If we want to fix the above search we need to use `syntax-propertize-function` to change the syntax of those `@` that follow a comma. Stefan