From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: EIEIO default constructor function Date: Sat, 03 Apr 2021 23:10:27 -0400 Message-ID: References: <87y2e0rppp.fsf@blind.guru> <87ft06bwip.fsf@blind.guru> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="40739"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: ericludlam@gmail.com, emacs-devel@gnu.org To: Mario Lang Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sun Apr 04 05:11:16 2021 Return-path: Envelope-to: ged-emacs-devel@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 1lStAS-000AU1-3g for ged-emacs-devel@m.gmane-mx.org; Sun, 04 Apr 2021 05:11:16 +0200 Original-Received: from localhost ([::1]:43722 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lStAR-0005jJ-2P for ged-emacs-devel@m.gmane-mx.org; Sat, 03 Apr 2021 23:11:15 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:38548) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lSt9o-0005Ic-5h for emacs-devel@gnu.org; Sat, 03 Apr 2021 23:10:36 -0400 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]:14424) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lSt9k-0004iy-BF for emacs-devel@gnu.org; Sat, 03 Apr 2021 23:10:34 -0400 Original-Received: from pmg2.iro.umontreal.ca (localhost.localdomain [127.0.0.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id 22280807A2; Sat, 3 Apr 2021 23:10:30 -0400 (EDT) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id D4CE780695; Sat, 3 Apr 2021 23:10:28 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1617505828; bh=uAYqRFQlHIuJ1LLPhRusbFr9TYDpT4vTARAL/g0z2R8=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=FiakfyOdp2Qe5IPleT718jhxLBF6mmkY3jKwF1b8vMAe7Xi9UE0l+6JVCrC4DVrmT 4j7I69pZcO5Q1FnPUcax237Km+qbx/9Dq5zPSS17fQqpZN4Eb7H+mw3s1nIb6U9B0P XxWKTYQ7qHm9uylefqmIKJ3+u2x0PdUSoYSJTDoxhBIRt3AOW3LakIfwFlJeoH9TTh Jb+e+Yr7Fy1KFhOvdW/3gjXAXTGJPjn2yU1m16QQ99/+Sx3O3+rI1B9qsYaG9jVZ7w PR0Amm+02RMwXG6PdQrrw7Grds0OBeMz8ECMdN0PQkezn6wwitMrWCv8zG9RrhjSiR WvgidTQO4egaw== Original-Received: from alfajor (104-222-126-84.cpe.teksavvy.com [104.222.126.84]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 8A5E9120255; Sat, 3 Apr 2021 23:10:28 -0400 (EDT) In-Reply-To: <87ft06bwip.fsf@blind.guru> (Mario Lang's message of "Sun, 04 Apr 2021 04:42:38 +0200") Received-SPF: pass client-ip=132.204.25.50; envelope-from=monnier@iro.umontreal.ca; helo=mailscanner.iro.umontreal.ca X-Spam_score_int: -42 X-Spam_score: -4.3 X-Spam_bar: ---- X-Spam_report: (-4.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:267377 Archived-At: >> You might also consider using `cl-defstruct`, which >> doesn't suffer from such problems and is lighter weight. > I was actually trying that at first, but it turned out I need > inheritance based dynamic dispatch. I don't understand: cl-defmethod does inheritance-based dynamic dispatch for defstructs just as it does for defclasses. Stefan