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: [PATCH] hack-one-local-variable use lexical-binding Date: Thu, 26 Nov 2020 09:21:22 -0500 Message-ID: References: <8E2B73D4-1269-4D0A-B572-7B6B47C46924@gnu.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="37688"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: Tom Gillespie , emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Thu Nov 26 15:22:33 2020 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 1kiIAK-0009hv-Fm for ged-emacs-devel@m.gmane-mx.org; Thu, 26 Nov 2020 15:22:32 +0100 Original-Received: from localhost ([::1]:60430 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kiIAJ-0004Qx-Ex for ged-emacs-devel@m.gmane-mx.org; Thu, 26 Nov 2020 09:22:31 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:59066) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kiI9N-0003xc-Ul for emacs-devel@gnu.org; Thu, 26 Nov 2020 09:21:33 -0500 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]:15830) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kiI9J-0005UK-LF; Thu, 26 Nov 2020 09:21:33 -0500 Original-Received: from pmg2.iro.umontreal.ca (localhost.localdomain [127.0.0.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id 42C708081D; Thu, 26 Nov 2020 09:21:25 -0500 (EST) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id C5E33811EE; Thu, 26 Nov 2020 09:21:23 -0500 (EST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1606400483; bh=QTzOJLRoY8rp799NyO7YQ7sPLH7lmj4/wYE+axaal+4=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=PG8aPT93/fMp3kKllmg9SR7l0kNKdh5lpVpHCf7gsHsN/3TuFwF8flXjFjSrhycFE DaPt8Vc+IUnJobyvvzYLdHai94xcs1YEyaV28hCUz98y+lIXdTZ6pCrHOTIZTQ+06q BrPhiOCCXs26s5D4k/PbQwaX2S8amUNaG+ww3xwCK8dyO5fvfTBfY7kNsO4zxDtYbU x8uX/lFER/e34INxTjE0pdizA/k3W4loqEv5KQuvt6AwwpwlVOo6VshFTLX45Du9rv dyuoDlrSckFteFCiQCj5G17uKa/JmzcDNYzUqdLGWE2VpNMcm1dmPeAIgXAVmtOy4+ yNvzHXWQdcwoA== Original-Received: from alfajor (69-165-136-52.dsl.teksavvy.com [69.165.136.52]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 904D112037C; Thu, 26 Nov 2020 09:21:23 -0500 (EST) In-Reply-To: <8E2B73D4-1269-4D0A-B572-7B6B47C46924@gnu.org> (Eli Zaretskii's message of "Thu, 26 Nov 2020 09:16:45 +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:259836 Archived-At: > This would be a backward-incompatible change, wouldn't it? I've made exactly this kind of incompatible change many times over between Emacs-24 and now. I don't think we should worry about it. > I'd prefer a backward compatible solution. For example, how about > a separate lexical-eval clause, which will do this leaving eval to > work as it did before? As I said, that's over-engineering. Stefan