From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#35202: 27.0.50; Info-quoted false positives and false negatives Date: Tue, 09 Apr 2019 21:23:53 +0300 Message-ID: <837ec36nra.fsf@gnu.org> References: <83sgur7lbv.fsf@gnu.org> Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="158176"; mail-complaints-to="usenet@blaine.gmane.org" Cc: 35202@debbugs.gnu.org To: Mauro Aranda Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Apr 09 20:25:10 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hDvQj-000f0F-L5 for geb-bug-gnu-emacs@m.gmane.org; Tue, 09 Apr 2019 20:25:09 +0200 Original-Received: from localhost ([127.0.0.1]:47429 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hDvQi-0007Il-M3 for geb-bug-gnu-emacs@m.gmane.org; Tue, 09 Apr 2019 14:25:08 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:56737) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hDvQc-0007Id-Rh for bug-gnu-emacs@gnu.org; Tue, 09 Apr 2019 14:25:03 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hDvQc-0001AV-3F for bug-gnu-emacs@gnu.org; Tue, 09 Apr 2019 14:25:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:38409) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hDvQb-0001AH-To for bug-gnu-emacs@gnu.org; Tue, 09 Apr 2019 14:25:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1hDvQb-0000p2-Nj for bug-gnu-emacs@gnu.org; Tue, 09 Apr 2019 14:25:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 09 Apr 2019 18:25:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 35202 X-GNU-PR-Package: emacs Original-Received: via spool by 35202-submit@debbugs.gnu.org id=B35202.15548342443079 (code B ref 35202); Tue, 09 Apr 2019 18:25:01 +0000 Original-Received: (at 35202) by debbugs.gnu.org; 9 Apr 2019 18:24:04 +0000 Original-Received: from localhost ([127.0.0.1]:51953 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hDvPf-0000na-Rd for submit@debbugs.gnu.org; Tue, 09 Apr 2019 14:24:04 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:42231) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hDvPd-0000n6-F0 for 35202@debbugs.gnu.org; Tue, 09 Apr 2019 14:24:02 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:44751) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hDvPY-0000d9-55; Tue, 09 Apr 2019 14:23:56 -0400 Original-Received: from [176.228.60.248] (port=3570 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1hDvPX-0007rX-Gt; Tue, 09 Apr 2019 14:23:55 -0400 In-reply-to: (message from Mauro Aranda on Tue, 9 Apr 2019 14:40:48 -0300) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 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" Xref: news.gmane.org gmane.emacs.bugs:157426 Archived-At: > From: Mauro Aranda > Date: Tue, 9 Apr 2019 14:40:48 -0300 > Cc: 35202@debbugs.gnu.org > > I have come up with the following way of testing a new regexp: > Step 1: In Info files that come with Emacs, search the original > regexp and the new regexp for all the matches. Compare both results, > discarding the insersecting values (IOW, discard the matches for which a > new regexp wouldn't introduce new behavior). > > Step 2: Based on the previous, analyze each new behavior, to see if a > new regexp does the right thing, or not. > > Step 3: Accept, adjust or discard the regexp, accordingly. If not > accepted, go back to Step 1 for a new iteration. > > Provided the final regexp doesn't break display in other places (and > of course, improves the current behavior), would the procedure > I've just described be enough to trust a change? Sounds good to me, thanks.