From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: [PATCH] Raise an error when detecting old-style backquotes. Date: Fri, 06 Oct 2017 00:04:33 -0400 Message-ID: References: <46860d72-9c7e-2c80-5fe3-e17f5ccd6e2d@cs.ucla.edu> <20171003141708.24646-1-phst@google.com> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1507262754 3875 195.159.176.226 (6 Oct 2017 04:05:54 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 6 Oct 2017 04:05:54 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Oct 06 06:05:42 2017 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e0JtK-0007du-NG for ged-emacs-devel@m.gmane.org; Fri, 06 Oct 2017 06:05:38 +0200 Original-Received: from localhost ([::1]:42897 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e0JtS-0000Uv-7Z for ged-emacs-devel@m.gmane.org; Fri, 06 Oct 2017 00:05:46 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:46128) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e0JsT-0000TM-T5 for emacs-devel@gnu.org; Fri, 06 Oct 2017 00:04:47 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1e0JsQ-0003qa-Pz for emacs-devel@gnu.org; Fri, 06 Oct 2017 00:04:45 -0400 Original-Received: from [195.159.176.226] (port=43498 helo=blaine.gmane.org) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1e0JsQ-0003q6-Ik for emacs-devel@gnu.org; Fri, 06 Oct 2017 00:04:42 -0400 Original-Received: from list by blaine.gmane.org with local (Exim 4.84_2) (envelope-from ) id 1e0JsG-0008KO-0B for emacs-devel@gnu.org; Fri, 06 Oct 2017 06:04:32 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 11 Original-X-Complaints-To: usenet@blaine.gmane.org Cancel-Lock: sha1:ZT/ATbtp2KH70mbn7vIo9eXyQwQ= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 195.159.176.226 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 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.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:219162 Archived-At: >> > The hard error could have a specific error message >> > to inform users of where to look to find out what to change. >> We've had such a specific warning (instead of error) for the last >> 10 years. > I suggest a specific error message as the next step in deprecation. We've never done that when removing obsolete features. Why should this be different? Stefan