From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: =?utf-8?Q?Ludovic_Court=C3=A8s?= Newsgroups: gmane.lisp.guile.user Subject: Re: excpetion printing Date: Tue, 04 May 2021 22:21:05 +0200 Message-ID: <87lf8ul07i.fsf@gnu.org> References: <982f427b-1c27-1417-010e-67c91bc36100@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="10829"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) To: guile-user@gnu.org Cancel-Lock: sha1:y5TGnN9SRHvzfKabWHgux81oMiI= Original-X-From: guile-user-bounces+guile-user=m.gmane-mx.org@gnu.org Tue May 04 22:21:29 2021 Return-path: Envelope-to: guile-user@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 1le1Xt-0002i6-1o for guile-user@m.gmane-mx.org; Tue, 04 May 2021 22:21:29 +0200 Original-Received: from localhost ([::1]:39790 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1le1Xs-0006PH-4E for guile-user@m.gmane-mx.org; Tue, 04 May 2021 16:21:28 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:33050) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1le1Xf-0006P8-6W for guile-user@gnu.org; Tue, 04 May 2021 16:21:16 -0400 Original-Received: from ciao.gmane.io ([116.202.254.214]:43608) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1le1Xd-00059O-Aj for guile-user@gnu.org; Tue, 04 May 2021 16:21:14 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1le1Xa-0002K8-C4 for guile-user@gnu.org; Tue, 04 May 2021 22:21:10 +0200 X-Injected-Via-Gmane: http://gmane.org/ X-URL: http://www.fdn.fr/~lcourtes/ X-Revolutionary-Date: 15 =?utf-8?Q?Flor=C3=A9al?= an 229 de la =?utf-8?Q?R?= =?utf-8?Q?=C3=A9volution?= X-PGP-Key-ID: 0x090B11993D9AEBB5 X-PGP-Key: http://www.fdn.fr/~lcourtes/ludovic.asc X-PGP-Fingerprint: 3CE4 6455 8A84 FDC6 9DB4 0CFB 090B 1199 3D9A EBB5 X-OS: x86_64-pc-linux-gnu Received-SPF: pass client-ip=116.202.254.214; envelope-from=guile-user@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.248, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: guile-user@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: General Guile related discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guile-user-bounces+guile-user=m.gmane-mx.org@gnu.org Original-Sender: "guile-user" Xref: news.gmane.io gmane.lisp.guile.user:17513 Archived-At: Hi Matt, Matt Wette skribis: > Is there any error I can throw in Guile that I don't catch myself > but will result in a user-friendly error message at the top?  Not this: > > Throw to key `misc' with args `("read-yaml-file" "file not found: ~S" > ("demo1x.yml") #f)'. You can call ‘print-exception’ like so: (print-exception (current-error-port) frame key args) This is using the pre-3.0 key+args exception style. HTH, Ludo’.