From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: npostavs@users.sourceforge.net Newsgroups: gmane.emacs.bugs Subject: bug#25157: 26.0.50; whitespace-cleanup does not remove single trailing empty line anymore Date: Mon, 19 Dec 2016 23:36:15 -0500 Message-ID: <87eg13b4jk.fsf@users.sourceforge.net> References: <8760mr26dr.fsf@openmailbox.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Trace: blaine.gmane.org 1482208575 23038 195.159.176.226 (20 Dec 2016 04:36:15 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Tue, 20 Dec 2016 04:36:15 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (gnu/linux) Cc: 25157@debbugs.gnu.org, Reuben Thomas To: Mark Karpov Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Dec 20 05:36:11 2016 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cJC9q-00053O-4k for geb-bug-gnu-emacs@m.gmane.org; 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Mon, 19 Dec 2016 20:35:13 -0800 (PST) Original-Received: from zony ([45.2.7.65]) by smtp.googlemail.com with ESMTPSA id p20sm8917544itc.2.2016.12.19.20.35.11 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 19 Dec 2016 20:35:12 -0800 (PST) In-Reply-To: <8760mr26dr.fsf@openmailbox.org> (Mark Karpov's message of "Sat, 10 Dec 2016 17:41:52 +0300") 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: 208.118.235.43 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:127230 Archived-At: tags 25157 confirmed quit Mark Karpov writes: > The =E2=80=98whitespace-cleanup=E2=80=99 command does not remove single t= railing empty > line anymore. This seems to have been caused by the fix for #24745. https://debbugs.gnu.org/cgi/bugreport.cgi?bug=3D24745#5 has =20 -(defcustom whitespace-empty-at-eob-regexp "^\\([ \t\n]+\\)" +(defcustom whitespace-empty-at-eob-regexp "^\\([ \t\n]+\\)\\'" which is what I would expect, but https://debbugs.gnu.org/cgi/bugreport.cgi?bug=3D24745#11 says First, I revised my previous patch, which had an error in the new version of whitespace-empty-at-eob-regexp. and has -(defcustom whitespace-empty-at-eob-regexp "^\\([ \t\n]+\\)" +(defcustom whitespace-empty-at-eob-regexp "^\\([ \t\n]*\\(\n\\{2,\\}\\|[ \= t]+\\)\\)\\'" I don't quite understand why this more complicated expression is necessary. Reuben, can you explain?