From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Philipp Newsgroups: gmane.emacs.help Subject: Re: Which Elisp types are mutable? Date: Mon, 5 Jul 2021 20:40:01 +0200 Message-ID: <92E21250-DE31-4637-97A6-63E2C1C719A8@gmail.com> References: <87h7ifa932.fsf@mbork.pl> <0404DE66-DD17-41F2-B6CC-EC06937CD152@gmail.com> <874keca73x.fsf@mbork.pl> <70773EA8-6549-4C03-941C-FADAB1BE441A@gmail.com> Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.100.0.2.22\)) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="32723"; mail-complaints-to="usenet@ciao.gmane.io" Cc: help-gnu-emacs@gnu.org To: Stefan Monnier Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Mon Jul 05 20:40:49 2021 Return-path: Envelope-to: geh-help-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 1m0TWT-0008Iz-1y for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 05 Jul 2021 20:40:49 +0200 Original-Received: from localhost ([::1]:42998 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m0TWR-0007Qc-L9 for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 05 Jul 2021 14:40:47 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:50192) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m0TVl-0007QR-RO for help-gnu-emacs@gnu.org; Mon, 05 Jul 2021 14:40:05 -0400 Original-Received: from mail-wr1-x42f.google.com ([2a00:1450:4864:20::42f]:33415) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1m0TVk-0003yS-Ez for help-gnu-emacs@gnu.org; Mon, 05 Jul 2021 14:40:05 -0400 Original-Received: by mail-wr1-x42f.google.com with SMTP id i8so23201336wrc.0 for ; Mon, 05 Jul 2021 11:40:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=jvEBRXSXZHZWKG5QDEbysArbhVzK97RaLE37Oq4rtfo=; b=IaJndOh3ULjw9Nt1G9IUpBbZ9i6O0lxFr0NlpAqHOJlSNbBC7kEyKBUm1UOWUNjJ/V tPHhIMLhOm3PZOyjHhuV0c5/jphaOwqiEcNQCCMUZwsP0Kb/Hj8/KAc9Lf8F40AhDOkT UYrBflJliGAlwUzWSkDCjQlNEPA5pq0KDM45ABJ5YUrLEDzj6pcZ7DyhiQcSDLv3yl8b +ZnxnqPpu2p+Gcv22lC+mnUiEi3s1Kaq1er9FdgISRpVXNHFO2Dri2IM2Q9zF0tsx2mL Jb2eyzJSrVArTyaphMC0EifJi8PGBcUPL656XdbxlgO68Oz1f6OsCBHejmBVvq1JjPIX uuxA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=jvEBRXSXZHZWKG5QDEbysArbhVzK97RaLE37Oq4rtfo=; b=GzpQQ+v7MmTlZlARMl4PfmLjIMJ2JhwSr8hevVI9DAzHpyjIfxkt9UPX5riLnpTN8b o4qZnTlPi+zCLLwd/gRNXZHXbxZfu1hDKzP9/lrRDuZFT/Te/fh0AVHATA4QTwcLbyYy b/vr6SWmYgwJF/ZAqtBton4bjRsA296D8CnrjqT3YSnsLLWyWKoP82ljzOWE3BmuXUWi TTjY2vi606jHoFqCHPCPeKjQxOq8mtnjOkvGYS/wQGrY+gN+rqVZgsuHeZ9dRO+1S41S OssFnTKCkENQN6X3kU5dQwUlEkasNeuAjNL575t0hk8ehkrzLJ6BuHqQmu1brpAlmWP9 wEYA== X-Gm-Message-State: AOAM5315dstSLZyQrmo3ZxPwoudQRylLjWS0pW3lduxzMWEEeebyEVK+ hsox6D+nPGqbpiZ90xQYcNY= X-Google-Smtp-Source: ABdhPJxhN9CrRe+B4XaxsZ2th3VsZ+1ob+mEzwTW94I9qJ3TjVjZVdVo/wrs8/bClrShqsYbW6mj4Q== X-Received: by 2002:a5d:438d:: with SMTP id i13mr17217322wrq.293.1625510402301; Mon, 05 Jul 2021 11:40:02 -0700 (PDT) Original-Received: from smtpclient.apple ([46.128.198.100]) by smtp.gmail.com with ESMTPSA id f6sm13771581wrs.13.2021.07.05.11.40.01 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 05 Jul 2021 11:40:01 -0700 (PDT) In-Reply-To: X-Mailer: Apple Mail (2.3654.100.0.2.22) Received-SPF: pass client-ip=2a00:1450:4864:20::42f; envelope-from=p.stephani2@gmail.com; helo=mail-wr1-x42f.google.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:131491 Archived-At: > Am 05.06.2021 um 16:25 schrieb Stefan Monnier via Users list for the = GNU Emacs text editor : >=20 >> "You must not mutate them" is the definition of immutable. >=20 > Not necessarily: where I come from "immutable" means that the object > cannot and will not be mutated. >=20 Then there are no immutable objects, because all objects are stored in = mutable memory. It's just that mutating some of them is a bit harder = than others. So this definition of "immutable" isn't very useful.=