From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Drew Adams Newsgroups: gmane.emacs.bugs Subject: bug#45428: 27.1; (quote (quote (quote ...))) unexpectedly works as anonymous face Date: Sun, 27 Dec 2020 11:06:03 -0800 (PST) Message-ID: <975c150b-99aa-4143-b057-8b5ec7caec19@default> References: <> <<87eejc9pnm.fsf@gnus.org>> <> <<5e99c39b-b67b-4184-a890-2cae38fb40de@default>> <<87a6tzk5iv.fsf@metalevel.at>> <<83h7o7kufk.fsf@gnu.org>> Mime-Version: 1.0 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="15531"; mail-complaints-to="usenet@ciao.gmane.io" Cc: larsi@gnus.org, stefan@marxist.se, 45428@debbugs.gnu.org To: Eli Zaretskii , Markus Triska Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Dec 27 20:07:13 2020 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 1ktbNo-0003ym-2y for geb-bug-gnu-emacs@m.gmane-mx.org; 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Sun, 27 Dec 2020 19:06:15 +0000 Original-Received: from pps.filterd (aserp3020.oracle.com [127.0.0.1]) by aserp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 0BRJ6EEb132004; Sun, 27 Dec 2020 19:06:14 GMT Original-Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by aserp3020.oracle.com with ESMTP id 35pf2vkxme-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sun, 27 Dec 2020 19:06:14 +0000 Original-Received: from abhmp0016.oracle.com (abhmp0016.oracle.com [141.146.116.22]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 0BRJ64dw003849; Sun, 27 Dec 2020 19:06:05 GMT In-Reply-To: <<83h7o7kufk.fsf@gnu.org>> X-Priority: 3 X-Mailer: Oracle Beehive Extensions for Outlook 2.0.1.9.1 (1003210) [OL 16.0.5095.0 (x86)] X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9847 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 adultscore=0 mlxlogscore=999 mlxscore=0 bulkscore=0 malwarescore=0 suspectscore=0 spamscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2012270120 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9847 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 bulkscore=0 adultscore=0 priorityscore=1501 malwarescore=0 impostorscore=0 suspectscore=0 mlxlogscore=999 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2012270120 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:196816 Archived-At: > > In my own configuration and Emacs Lisp programs, I would strongly prefe= r > > to rely only on documented features of Emacs, and I would like Emacs to > > at least warn me if my code starts to rely on features that are not > > officially supported and hence may change more readily in the future. >=20 > You should indeed rely on documented behavior. But that doesn't mean > Emacs cannot have undocumented behavior, especially when it is a side > effect of the specific implementation of some documented feature. Agreed. But what is the specific need for this particular undocumented behavior? That's the question relevant for this bug, I think. Does anyone even know why this undocumented, unlispy, and bizarre exception was made here?