From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#62892: proposal to extend mark-sexp to go forward and backward on command Date: Sun, 21 May 2023 08:58:35 +0300 Message-ID: <831qjarzsk.fsf@gnu.org> References: <86jzxwuedr.fsf@mail.linkov.net> <83o7miw2qk.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="2569"; mail-complaints-to="usenet@ciao.gmane.io" Cc: ruijie@netyu.xyz, 62892@debbugs.gnu.org, drew.adams@oracle.com, juri@linkov.net To: Zachary Kanfer , Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun May 21 07:59:20 2023 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 1q0c6C-0000Vy-5w for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 21 May 2023 07:59:20 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1q0c5w-0008Qn-8q; Sun, 21 May 2023 01:59:04 -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 1q0c5u-0008Qe-Iz for bug-gnu-emacs@gnu.org; Sun, 21 May 2023 01:59:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1q0c5u-0005O8-Al for bug-gnu-emacs@gnu.org; Sun, 21 May 2023 01:59:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1q0c5u-0006hI-7G for bug-gnu-emacs@gnu.org; Sun, 21 May 2023 01:59:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 21 May 2023 05:59:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 62892 X-GNU-PR-Package: emacs Original-Received: via spool by 62892-submit@debbugs.gnu.org id=B62892.168464870525700 (code B ref 62892); Sun, 21 May 2023 05:59:02 +0000 Original-Received: (at 62892) by debbugs.gnu.org; 21 May 2023 05:58:25 +0000 Original-Received: from localhost ([127.0.0.1]:59889 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1q0c5I-0006gS-VT for submit@debbugs.gnu.org; Sun, 21 May 2023 01:58:25 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:47930) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1q0c5H-0006gE-3v for 62892@debbugs.gnu.org; Sun, 21 May 2023 01:58:23 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q0c5A-0005He-TZ; Sun, 21 May 2023 01:58:16 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=H1dK6A85GhT0DYbl/lYHaabYsf+TmuHN1ZHHfzZvpAU=; b=Ap8kpPfNtWlY F0BckKTAodiNhS06rvI9lNJxuojAQcUT2eYjpffxwQljj8EguiY0yAXVsed2yIMi+PixUli3R88Wg 1gnjEW5Ws5zBWOHkSnU32pEltAC31+UeTonRxYkUDE95y4/0YQwTzFbcfp6piII0vNhUWnLWeEGC6 RjQ0P7ui6ehk4LHE+/Ycj7PG9afPUYXq7oHlU7zOMIZjzosWSmUqEzb84kY/ks/wfsn6PnUzwUxda p6DyUHHuSHYbqj03xQ1Zh+3+UDe0Nnot0IUYAHqbB/sjF6lwsD8HJWrX+tPCjrO+KNIAhlhUUHbTk HNig2vQLRnY2T6FgFx3Agg==; Original-Received: from [87.69.77.57] (helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q0c5A-0004UC-Cy; Sun, 21 May 2023 01:58:16 -0400 In-Reply-To: (message from Zachary Kanfer on Sun, 21 May 2023 01:46:21 -0400) 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:262084 Archived-At: > From: Zachary Kanfer > Date: Sun, 21 May 2023 01:46:21 -0400 > Cc: drew.adams@oracle.com, ruijie@netyu.xyz, monnier@iro.umontreal.ca, > 62892@debbugs.gnu.org, juri@linkov.net > > I think I've made as good an argument as I'm going to. It basically boils down to: > > * if the keys are bound, it's quicker to call mark-foo-forward and then mark-foo-backward than to call > mark-foo, then exchange-point-and-mark, then mark-foo again. > * This behavior is simpler and more predictable: mark-foo-forward always marks forward. mark-foo > sometimes marks forward and sometimes backwards. The complexity of the various mark-foo > functions can be seen in how many cases the docstring has. The behavior of the mark-foo-forward, > mark-foo-backward functions can be gathered from the name, without reading the docstrings. > > I understand we have different opinions, so if this isn't convincing, I'll bow out here. Thanks. Stefan, WDYT about this?