From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Josh Newsgroups: gmane.emacs.bugs Subject: bug#23339: 24.5; align-region assumes that match does not contain newline Date: Thu, 21 Apr 2016 23:20:19 -0700 Message-ID: Reply-To: josh+gnu@nispio.net NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Trace: ger.gmane.org 1461306083 9117 80.91.229.3 (22 Apr 2016 06:21:23 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 22 Apr 2016 06:21:23 +0000 (UTC) To: 23339@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Apr 22 08:21:12 2016 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 1atUSl-0003w8-RT for geb-bug-gnu-emacs@m.gmane.org; Fri, 22 Apr 2016 08:21:12 +0200 Original-Received: from localhost ([::1]:55069 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1atUSk-00014Y-Qu for geb-bug-gnu-emacs@m.gmane.org; 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This causes unexpected behavior in cases where the first "column" being aligned contains only whitespace. The following script exhibits the unexpected behavior: emacs -Q --eval '(progn (switch-to-buffer "*test*") (text-mode) (setq indent-tabs-mode nil) (insert "lorem ipsum, dolor sit amet,\n ,,\n") (let ((table (make-syntax-table (syntax-table)))) ;; (modify-syntax-entry ?\n ">" table) ; <= UNCOMMENT THIS LINE TO FIX (with-syntax-table table (align-regexp (point-min) (point-max) "\\(\\s-*\\)," 1 1 t))))' Uncommenting the seventh line and running again will show the expected behavior. The fix works around the problem by using a syntax map in which the newline character does not belong to the whitespace syntax class, thus preventing \s-* from matching the newline. In GNU Emacs 24.5.1 (x86_64-apple-darwin13.4.0, NS apple-appkit-1265.21) of 2015-04-10 on builder10-9.porkrind.org Windowing system distributor `Apple', version 10.3.1348 Configured using: `configure --with-ns '--enable-locallisppath=/Library/Application Support/Emacs/${version}/site-lisp:/Library/Application Support/Emacs/site-lisp'' Important settings: value of $LANG: en_US.UTF-8 locale-coding-system: utf-8-unix Major mode: Text Minor modes in effect: tooltip-mode: t electric-indent-mode: t mouse-wheel-mode: t tool-bar-mode: t menu-bar-mode: t file-name-shadow-mode: t global-font-lock-mode: t font-lock-mode: t blink-cursor-mode: t auto-composition-mode: t auto-encryption-mode: t auto-compression-mode: t line-number-mode: t transient-mark-mode: t Recent messages: For information about GNU Emacs and the GNU system, type C-h C-a. Load-path shadows: None found. Features: (shadow sort gnus-util mail-extr emacsbug message format-spec rfc822 mml easymenu mml-sec mm-decode mm-bodies mm-encode mail-parse rfc2231 mailabbrev gmm-utils mailheader sendmail rfc2047 rfc2045 ietf-drums mm-util help-fns mail-prsvr mail-utils align time-date tooltip electric uniquify ediff-hook vc-hooks lisp-float-type mwheel ns-win tool-bar dnd fontset image regexp-opt fringe tabulated-list newcomment lisp-mode prog-mode register page menu-bar rfn-eshadow timer select scroll-bar mouse jit-lock font-lock syntax facemenu font-core frame cham georgian utf-8-lang misc-lang vietnamese tibetan thai tai-viet lao korean japanese hebrew greek romanian slovak czech european ethiopic indian cyrillic chinese case-table epa-hook jka-cmpr-hook help simple abbrev minibuffer nadvice loaddefs button faces cus-face macroexp files text-properties overlay sha1 md5 base64 format env code-pages mule custom widget hashtable-print-readable backquote make-network-process cocoa ns multi-tty emacs) Memory information: ((conses 16 72780 5795) (symbols 48 17281 0) (miscs 40 39 123) (strings 32 10041 4622) (string-bytes 1 277927) (vectors 16 9051) (vector-slots 8 373020 18497) (floats 8 53 150) (intervals 56 167 0) (buffers 960 12))