From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#26629: 25.1.50; Feature-request: Structure-preserving copying of sequences Date: Sat, 14 May 2022 04:18:36 +0200 Message-ID: <875ym8eu0z.fsf@gnus.org> References: <874lxepytq.fsf@smtp.1und1.de> <87ee0x1k5a.fsf@gnus.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="11665"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: 26629@debbugs.gnu.org, Tobias Zawada To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat May 14 04:20:01 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 1nphNw-0002o4-Ja for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 14 May 2022 04:20:00 +0200 Original-Received: from localhost ([::1]:44208 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nphNv-0007Pa-4W for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 13 May 2022 22:19:59 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:53204) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nphN0-0007Ol-Gy for bug-gnu-emacs@gnu.org; Fri, 13 May 2022 22:19:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:51481) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nphN0-0003q9-8P for bug-gnu-emacs@gnu.org; Fri, 13 May 2022 22:19:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1nphMz-0006tC-RO for bug-gnu-emacs@gnu.org; Fri, 13 May 2022 22:19:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 14 May 2022 02:19:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 26629 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 26629-submit@debbugs.gnu.org id=B26629.165249473026447 (code B ref 26629); Sat, 14 May 2022 02:19:01 +0000 Original-Received: (at 26629) by debbugs.gnu.org; 14 May 2022 02:18:50 +0000 Original-Received: from localhost ([127.0.0.1]:45375 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nphMo-0006sV-2e for submit@debbugs.gnu.org; Fri, 13 May 2022 22:18:50 -0400 Original-Received: from quimby.gnus.org ([95.216.78.240]:43974) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nphMm-0006s8-Gg for 26629@debbugs.gnu.org; Fri, 13 May 2022 22:18:49 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date: References:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=Ah9/TDHAqlOgHzgldZ5i97KvGFJsyninWUDl0g9rvbs=; b=Eee1o7ETajaiQoJmPyhK/jMgl9 U/HdqhzSWlf5LWuBV68q6Z8DlssOL2b6tr7K8iICyHrhkbVc5OUtOBMy2cPdUTo8yVO0yDSYXVWka a+Pgbow9ciJPXx+O2RLrqa6dqBoMOMA5roehLgDBIguNgKpH+uUdKywEI+eSZGHqJpWo=; Original-Received: from [84.212.220.105] (helo=xo) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nphMc-0007E4-49; Sat, 14 May 2022 04:18:40 +0200 X-Now-Playing: Boris's _Tears e.p_: "To the Beach" In-Reply-To: (Stefan Monnier's message of "Fri, 13 May 2022 13:47:53 -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" Xref: news.gmane.io gmane.emacs.bugs:232204 Archived-At: Stefan Monnier writes: > So rather than `copy-tree*` I'd rather see some kind of generic > `deep-copy` function which takes a (or some) parameter(s) that indicates > when (and potentially how) to copy/recurse each of the elements (where > `deep-copy`s job would thus be mainly to take care of maintaining the > hash-map and maybe using an explicit stack to avoid deep recursion). Makes sense to me. Since we're not going to include `copy-tree*' (being too niche), I'm closing this bug report, but a more general `deep-copy' function would be welcome, if somebody were to write it. -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no