From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: "John Wiegley" Newsgroups: gmane.emacs.devel Subject: Re: async 1.0 Date: Wed, 04 Jul 2012 23:09:38 -0500 Organization: New Artisans LLC Message-ID: References: <87vcij7rvi.fsf@mithlond.arda> <87r4t7sepa.fsf@gmx.de> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: dough.gmane.org 1341461392 31497 80.91.229.3 (5 Jul 2012 04:09:52 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Thu, 5 Jul 2012 04:09:52 +0000 (UTC) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Thu Jul 05 06:09:51 2012 Return-path: Envelope-to: ged-emacs-devel@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 1SmdO1-0004NR-8k for ged-emacs-devel@m.gmane.org; Thu, 05 Jul 2012 06:09:49 +0200 Original-Received: from localhost ([::1]:52070 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SmdO0-0001tQ-3w for ged-emacs-devel@m.gmane.org; Thu, 05 Jul 2012 00:09:48 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:37039) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SmdNx-0001tJ-4L for emacs-devel@gnu.org; Thu, 05 Jul 2012 00:09:46 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SmdNv-00076G-H4 for emacs-devel@gnu.org; Thu, 05 Jul 2012 00:09:44 -0400 Original-Received: from mail-gg0-f169.google.com ([209.85.161.169]:43642) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SmdNv-00075t-9m for emacs-devel@gnu.org; Thu, 05 Jul 2012 00:09:43 -0400 Original-Received: by ggm4 with SMTP id 4so8171336ggm.0 for ; Wed, 04 Jul 2012 21:09:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:subject:organization:references:mail-followup-to :date:in-reply-to:message-id:user-agent:mime-version:content-type; bh=3kllkm4j4sRIendsPkECrmYM/BcEXizmz0kyXRN4N5k=; b=Z4p3somt3RsX+i32cuNqmkXprxJG9m6Jk9wyFWPD2rbDQzYFHBsiJoW+VVGW1sY7Dt pBgndjJjgmLCvENnQpI8y4zjdBfxRvfh/grCJp5Oxs1cE72yThTqPLmQmL6Wd235dWFm FtCCiaSeyB1ILELeBcNpX9B/6Jx4GC8BDF841MQpmMiv7W4qNY+TkyMdTD9ht4CLKUNn OnxNPC2k70eDDTx6CPBLQJRlMRTSaMdm/xEETni/By7tXVc9vTUtYZhF/6/JvSNO1JGX LgBBfNZzus6ImQJhPwvDaxhoL3kytjafBnbDYRJF/nFEoZ4pAncpllG8LHZV9wOQfEKK QC3g== Original-Received: by 10.43.59.71 with SMTP id wn7mr1535997icb.0.1341461380650; Wed, 04 Jul 2012 21:09:40 -0700 (PDT) Original-Received: from Hermes.local (71-82-213-197.dhcp.mdsn.wi.charter.com. [71.82.213.197]) by mx.google.com with ESMTPS id k4sm33017350igq.16.2012.07.04.21.09.39 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 04 Jul 2012 21:09:39 -0700 (PDT) Original-Received: by Hermes.local (Postfix, from userid 501) id 98EE820CC738; Wed, 4 Jul 2012 23:09:38 -0500 (CDT) Mail-Followup-To: emacs-devel@gnu.org In-Reply-To: (Samuel Bronson's message of "Wed, 04 Jul 2012 13:10:47 -0400") User-Agent: Gnus/5.130006 (Ma Gnus v0.6) Emacs/24.1 (darwin) X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 209.85.161.169 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:151428 Archived-At: >>>>> Samuel Bronson writes: > I've long thought Emacs should keep the backtrace along with the > error/condition/exception (whichever you want to call it), like Python does: > the way things are now is fairly painful even for single-process debugging, > in all but the simplest cases. Captured backtraces would allow the user to > manually examine only those errors that they are actually interested in, and > should permit handlers to augment them with additional information before > re-throwing. I agree. Does anybody with experience in this area know how difficult this would be to add? John