From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Why should interactive search results raise errors? Date: Wed, 03 May 2006 13:29:19 -0400 Message-ID: <87slnrm31u.fsf-monnier+emacs@gnu.org> References: <4458D9D1.5000907@student.lu.se> NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: sea.gmane.org 1146677438 19635 80.91.229.2 (3 May 2006 17:30:38 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Wed, 3 May 2006 17:30:38 +0000 (UTC) Cc: Emacs Devel Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed May 03 19:30:34 2006 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by ciao.gmane.org with esmtp (Exim 4.43) id 1FbLAO-0004cl-4u for ged-emacs-devel@m.gmane.org; Wed, 03 May 2006 19:29:36 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1FbLAN-000357-IZ for ged-emacs-devel@m.gmane.org; Wed, 03 May 2006 13:29:35 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1FbLAB-00034u-Tr for emacs-devel@gnu.org; Wed, 03 May 2006 13:29:24 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1FbLA9-00034E-SW for emacs-devel@gnu.org; Wed, 03 May 2006 13:29:23 -0400 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1FbLA9-000345-JM for emacs-devel@gnu.org; Wed, 03 May 2006 13:29:21 -0400 Original-Received: from [209.226.175.34] (helo=tomts13-srv.bellnexxia.net) by monty-python.gnu.org with esmtp (Exim 4.52) id 1FbLAZ-0003Pp-TW for emacs-devel@gnu.org; Wed, 03 May 2006 13:29:48 -0400 Original-Received: from alfajor ([70.53.194.38]) by tomts13-srv.bellnexxia.net (InterMail vM.5.01.06.13 201-253-122-130-113-20050324) with ESMTP id <20060503172920.YHIP29052.tomts13-srv.bellnexxia.net@alfajor>; Wed, 3 May 2006 13:29:20 -0400 Original-Received: by alfajor (Postfix, from userid 1000) id 067A3D865D; Wed, 3 May 2006 13:29:19 -0400 (EDT) Original-To: Lennart Borgman In-Reply-To: <4458D9D1.5000907@student.lu.se> (Lennart Borgman's message of "Wed, 03 May 2006 18:26:57 +0200") User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:53861 Archived-At: > It would in my opinion be more convenient if these functions just return nil > and showed a message when a search fails. Would it not be a good convention > for interactive search functions in Emacs? I think the better answer is to create a new error class called `user-error' which would be then added to debug-ignored-errors. Then we can replace most elements of debug-ignored-errors by changing the signalling code so as to signal a `user-error' rather than an `error'. But that's for post-22. Stefan