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#24982: 24.5; way to let Elisp reader ignore unreadable #(...) constructs Date: Sat, 22 Aug 2020 12:28:32 -0700 (PDT) Message-ID: <947a8471-8f34-40a9-852c-dc3a0997f9dc@default> References: <87tuwuh4mj.fsf@gnus.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="4251"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 24982@debbugs.gnu.org To: Lars Ingebrigtsen , Stefan Kangas Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat Aug 22 21:29:10 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 1k9ZCP-0000yM-SQ for geb-bug-gnu-emacs@m.gmane-mx.org; 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Sat, 22 Aug 2020 19:28:35 +0000 Original-Received: from pps.filterd (userp3030.oracle.com [127.0.0.1]) by userp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 07MJN75E027534; Sat, 22 Aug 2020 19:28:34 GMT Original-Received: from userv0121.oracle.com (userv0121.oracle.com [156.151.31.72]) by userp3030.oracle.com with ESMTP id 332rfraw1j-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sat, 22 Aug 2020 19:28:34 +0000 Original-Received: from abhmp0008.oracle.com (abhmp0008.oracle.com [141.146.116.14]) by userv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 07MJSXgS016216; Sat, 22 Aug 2020 19:28:33 GMT In-Reply-To: <87tuwuh4mj.fsf@gnus.org> X-Priority: 3 X-Mailer: Oracle Beehive Extensions for Outlook 2.0.1.9.1 (1003210) [OL 16.0.5044.0 (x86)] X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9721 signatures=668679 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 malwarescore=0 mlxlogscore=999 suspectscore=0 spamscore=0 adultscore=0 phishscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2008220214 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9721 signatures=668679 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 clxscore=1015 impostorscore=0 mlxlogscore=999 spamscore=0 mlxscore=0 phishscore=0 bulkscore=0 priorityscore=1501 lowpriorityscore=0 adultscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2008220215 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:185996 Archived-At: > The problem is when the thing inside the construct is unreadable, not > when there's errors (in a syntactically valid form). For instance: >=20 > (ignore-errors #0) >=20 > In Common Lisp, this is the #| ... |# operator, and it's handy > occasionally. It's really like a nesting comment thing... Good point. I was thinking of #(...), but yes, the situation is more general. It's about # syntax that's found to be invalid, but for cases where # nevertheless can tell where the sexp parsing should end (and so can advance point there).