From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.bugs Subject: bug#11218: with-demoted-errors use of condition-case-unless-debug; ert Date: Wed, 11 Apr 2012 13:57:24 -0400 Message-ID: References: NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: dough.gmane.org 1334167085 31657 80.91.229.3 (11 Apr 2012 17:58:05 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Wed, 11 Apr 2012 17:58:05 +0000 (UTC) Cc: 11218@debbugs.gnu.org, Lars Magne Ingebrigtsen To: Glenn Morris Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Apr 11 19:58:04 2012 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1SI1ns-0005Sa-Ph for geb-bug-gnu-emacs@m.gmane.org; Wed, 11 Apr 2012 19:58:00 +0200 Original-Received: from localhost ([::1]:38021 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SI1ns-0002fM-41 for geb-bug-gnu-emacs@m.gmane.org; Wed, 11 Apr 2012 13:58:00 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:33001) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SI1no-0002f0-Pa for bug-gnu-emacs@gnu.org; Wed, 11 Apr 2012 13:57:58 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SI1nm-00068T-W7 for bug-gnu-emacs@gnu.org; Wed, 11 Apr 2012 13:57:56 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:55933) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SI1nm-00068L-So for bug-gnu-emacs@gnu.org; Wed, 11 Apr 2012 13:57:54 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.72) (envelope-from ) id 1SI1os-0004CO-GT for bug-gnu-emacs@gnu.org; Wed, 11 Apr 2012 13:59:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Monnier Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 11 Apr 2012 17:59:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 11218 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 11218-submit@debbugs.gnu.org id=B11218.133416711616098 (code B ref 11218); Wed, 11 Apr 2012 17:59:02 +0000 Original-Received: (at 11218) by debbugs.gnu.org; 11 Apr 2012 17:58:36 +0000 Original-Received: from localhost ([127.0.0.1]:52469 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1SI1oR-0004Bb-Nw for submit@debbugs.gnu.org; Wed, 11 Apr 2012 13:58:35 -0400 Original-Received: from ironport-out.teksavvy.com ([206.248.143.162]:53854) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1SI1oP-0004BO-SC for 11218@debbugs.gnu.org; Wed, 11 Apr 2012 13:58:34 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: ApUIACxOgk9FxL8q/2dsb2JhbABDuCMDgQyBCIIKAQVWIxALDiYSFBgNJIghtjKLYYR5BKRFgV2DAw X-IronPort-AV: E=Sophos;i="4.75,391,1330923600"; d="scan'208";a="173409529" Original-Received: from 69-196-191-42.dsl.teksavvy.com (HELO pastel.home) ([69.196.191.42]) by ironport2-out.teksavvy.com with ESMTP/TLS/ADH-AES256-SHA; 11 Apr 2012 13:57:25 -0400 Original-Received: by pastel.home (Postfix, from userid 20848) id DB6F558D2B; Wed, 11 Apr 2012 13:57:24 -0400 (EDT) In-Reply-To: (Glenn Morris's message of "Wed, 11 Apr 2012 12:28:27 -0400") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.94 (gnu/linux) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.13 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) X-Received-From: 140.186.70.43 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.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:58836 Archived-At: >>>> If I want to debug a condition-case, I'll set debug-on-signal non-nil. >> That's not an ert bug. :) > To expand: why does with-demoted-errors use a different form of > condition-case, and hence treat debugging differently, to the > pre-existing ignore-errors? The former doesn't let you have control; the > latter does. debug-on-signal is inconvenient because it triggers in many cases where it shouldn't (because the error is actually normal and handled properly). `with-demoted-errors' doesn't actually *handle* the error, it just demotes it so as not to annoy the user. So I find it makes sense to get into the debugger when an error is demoted and the user has asked to enter debugger on error. Stefan