From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#15998: 24.3; forward-sexp (scan-sexps) doesn't do well with some SEXPs Date: Wed, 26 Jun 2019 17:23:05 +0200 Message-ID: References: <6CEED119478A9shigeru.fukaya@gmail.com> <7CEEED1244961shigeru.fukaya@gmail.com> <8CEF00CAB165Bshigeru.fukaya@gmail.com> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="181403"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: Shigeru Fukaya , 15998@debbugs.gnu.org To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Jun 26 17:24:11 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1hg9mN-000l4X-Lx for geb-bug-gnu-emacs@m.gmane.org; Wed, 26 Jun 2019 17:24:11 +0200 Original-Received: from localhost ([::1]:41082 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hg9mM-0006bS-J0 for geb-bug-gnu-emacs@m.gmane.org; Wed, 26 Jun 2019 11:24:10 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:42344) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hg9mF-0006XO-0I for bug-gnu-emacs@gnu.org; Wed, 26 Jun 2019 11:24:04 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hg9mD-0003FC-Rw for bug-gnu-emacs@gnu.org; Wed, 26 Jun 2019 11:24:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:51516) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hg9mD-0003F4-ON for bug-gnu-emacs@gnu.org; Wed, 26 Jun 2019 11:24:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1hg9mD-0006ax-Jg for bug-gnu-emacs@gnu.org; Wed, 26 Jun 2019 11:24:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 26 Jun 2019 15:24:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 15998 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: patch Original-Received: via spool by 15998-submit@debbugs.gnu.org id=B15998.156156259325285 (code B ref 15998); Wed, 26 Jun 2019 15:24:01 +0000 Original-Received: (at 15998) by debbugs.gnu.org; 26 Jun 2019 15:23:13 +0000 Original-Received: from localhost ([127.0.0.1]:36827 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hg9lQ-0006Zl-WC for submit@debbugs.gnu.org; Wed, 26 Jun 2019 11:23:13 -0400 Original-Received: from quimby.gnus.org ([80.91.231.51]:50776) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hg9lP-0006Za-2g for 15998@debbugs.gnu.org; Wed, 26 Jun 2019 11:23:11 -0400 Original-Received: from cm-84.212.202.86.getinternet.no ([84.212.202.86] helo=stories) by quimby.gnus.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1hg9lJ-0001Ck-Vx; Wed, 26 Jun 2019 17:23:08 +0200 In-Reply-To: (Stefan Monnier's message of "Tue, 03 Dec 2013 12:09:48 -0500") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:161518 Archived-At: Stefan Monnier writes: >> 1) add `scan-sexps' an optional argument, `elisp-syntax'. > > I don't think I want to add such elisp-specific hacks to the > scan-sexps code. Better would be to change emacs-lisp-mode to set > forward-sexp-function to a function that handles those cases. But do we want to implement a brand new forward-sexp just for Emacs Lisp? I'm assuming that a Lisp-based implementation would be uncomfortably slow... To recap, the following doesn't forward-sexp correctly: 1. #s(...) hash table 2. ^[...] ^^[...] char table 5. ## empty symbol 9. #&N"XXX" bool vector And especially 1) is rather annoying... -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no