--- /dev/null
+;;; etc-authors-mode.el --- font-locking for etc/AUTHORS -*- lexical-binding: t -*-
+
+;; Copyright (C) 2021-2022 Free Software Foundation, Inc.
+
+;; Author: Stefan Kangas <stefan@marxist.se>
+;; Keywords: internal
+
+;; This file is part of GNU Emacs.
+
+;; GNU Emacs is free software: you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; GNU Emacs is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; Major mode to display the etc/AUTHORS file from the Emacs
+;; distribution. Provides some basic font locking and not much else.
+
+;;; Code:
+
+(defgroup etc-authors-mode nil
+ "Display the \"etc/AUTHORS\" file from the Emacs distribution."
+ :version "28.1"
+ :group 'internal)
+
+(defface etc-authors-default '((t :inherit variable-pitch))
+ "Default face used to display the \"etc/AUTHORS\" file.
+See also `etc-authors-mode'."
+ :version "28.1")
+
+(defface etc-authors-author '((((class color) (min-colors 88) (background light))
+ :foreground "midnight blue"
+ :weight bold :height 1.05
+ :inherit variable-pitch)
+ (((class color) (min-colors 88) (background dark))
+ :foreground "cyan"
+ :weight bold :height 1.05
+ :inherit variable-pitch)
+ (((supports :weight bold) (supports :height 1.05))
+ :weight bold :height 1.05
+ :inherit variable-pitch)
+ (((supports :weight bold))
+ :weight bold :inherit variable-pitch)
+ (t :inherit variable-pitch))
+ "Face used for the author in the \"etc/AUTHORS\" file.
+See also `etc-authors-mode'."
+ :version "28.1")
+
+(defface etc-authors-descriptor '((((class color) (min-colors 88) (background light))
+ :foreground "sienna" :inherit variable-pitch)
+ (((class color) (min-colors 88) (background dark))
+ :foreground "peru" :inherit variable-pitch)
+ (t :inherit variable-pitch))
+ "Face used for the description text in the \"etc/AUTHORS\" file.
+See also `etc-authors-mode'."
+ :version "28.1")
+
+(defface etc-authors-other-files '((t :inherit etc-authors-descriptor))
+ "Face used for the \"other files\" text in the \"etc/AUTHORS\" file.
+See also `etc-authors-mode'."
+ :version "28.1")
+
+(defconst etc-authors--author-re
+ (rx bol (group (not (any blank "\n")) (+? (not (any ":" "\n")))) ":")
+ "Regexp matching an author in \"etc/AUTHORS\".")
+
+(defvar etc-authors-mode-font-lock-keywords
+ `((,etc-authors--author-re
+ 1 'etc-authors-author)
+ (,(rx (or "wrote"
+ (seq (? "and ") (or "co-wrote" "changed"))))
+ 0 'etc-authors-descriptor)
+ (,(rx "and " (+ digit) " other files")
+ 0 'etc-authors-other-files)
+ (,(rx bol (not space) (+ not-newline) eol)
+ 0 'etc-authors-default)))
+
+(defun etc-authors-mode--hide-local-variables ()
+ "Hide local variables in \"etc/AUTHORS\". Used by `etc-authors-mode'."
+ (narrow-to-region (point-min)
+ (save-excursion
+ (goto-char (point-min))
+ ;; Obfuscate to avoid this being interpreted
+ ;; as a local variable section itself.
+ (if (re-search-forward "^Local\sVariables:$" nil t)
+ (progn (forward-line -1) (point))
+ (point-max)))))
+
+(defun etc-authors-next-author (&optional arg)
+ "Move point to the next author in \"etc/AUTHORS\".
+With a prefix arg ARG, move point that many authors forward."
+ (interactive "p" etc-authors-mode)
+ (if (< 0 arg)
+ (progn
+ (when (looking-at etc-authors--author-re)
+ (forward-line 1))
+ (re-search-forward etc-authors--author-re nil t arg))
+ (when (looking-at etc-authors--author-re)
+ (forward-line -1))
+ (re-search-backward etc-authors--author-re nil t (abs arg)))
+ (goto-char (line-beginning-position)))
+
+(defun etc-authors-prev-author (&optional arg)
+ "Move point to the previous author in \"etc/AUTHORS\".
+With a prefix arg ARG, move point that many authors backward."
+ (interactive "p" etc-authors-mode)
+ (etc-authors-next-author (- arg)))
+
+(defvar-keymap etc-authors-mode-map
+ :doc "Keymap for `etc-authors-mode'."
+ "n" #'etc-authors-next-author
+ "p" #'etc-authors-prev-author)
+
+;;;###autoload
+(define-derived-mode etc-authors-mode special-mode "Authors View"
+ "Major mode for viewing \"etc/AUTHORS\" from the Emacs distribution.
+Provides some basic font locking and not much else."
+ (setq-local font-lock-defaults
+ '(etc-authors-mode-font-lock-keywords nil nil ((?_ . "w"))))
+ (setq font-lock-multiline nil)
+ (etc-authors-mode--hide-local-variables))
+
+(provide 'etc-authors-mode)
+;;; etc-authors-mode.el ends here
+++ /dev/null
-;;; etc-authors-mode.el --- font-locking for etc/AUTHORS -*- lexical-binding: t -*-
-
-;; Copyright (C) 2021-2022 Free Software Foundation, Inc.
-
-;; Author: Stefan Kangas <stefan@marxist.se>
-;; Keywords: internal
-
-;; This file is part of GNU Emacs.
-
-;; GNU Emacs is free software: you can redistribute it and/or modify
-;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation, either version 3 of the License, or
-;; (at your option) any later version.
-
-;; GNU Emacs is distributed in the hope that it will be useful,
-;; but WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-;; GNU General Public License for more details.
-
-;; You should have received a copy of the GNU General Public License
-;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
-
-;;; Commentary:
-
-;; Major mode to display the etc/AUTHORS file from the Emacs
-;; distribution. Provides some basic font locking and not much else.
-
-;;; Code:
-
-(defgroup etc-authors-mode nil
- "Display the \"etc/AUTHORS\" file from the Emacs distribution."
- :version "28.1"
- :group 'internal)
-
-(defface etc-authors-default '((t :inherit variable-pitch))
- "Default face used to display the \"etc/AUTHORS\" file.
-See also `etc-authors-mode'."
- :version "28.1")
-
-(defface etc-authors-author '((((class color) (min-colors 88) (background light))
- :foreground "midnight blue"
- :weight bold :height 1.05
- :inherit variable-pitch)
- (((class color) (min-colors 88) (background dark))
- :foreground "cyan"
- :weight bold :height 1.05
- :inherit variable-pitch)
- (((supports :weight bold) (supports :height 1.05))
- :weight bold :height 1.05
- :inherit variable-pitch)
- (((supports :weight bold))
- :weight bold :inherit variable-pitch)
- (t :inherit variable-pitch))
- "Face used for the author in the \"etc/AUTHORS\" file.
-See also `etc-authors-mode'."
- :version "28.1")
-
-(defface etc-authors-descriptor '((((class color) (min-colors 88) (background light))
- :foreground "sienna" :inherit variable-pitch)
- (((class color) (min-colors 88) (background dark))
- :foreground "peru" :inherit variable-pitch)
- (t :inherit variable-pitch))
- "Face used for the description text in the \"etc/AUTHORS\" file.
-See also `etc-authors-mode'."
- :version "28.1")
-
-(defface etc-authors-other-files '((t :inherit etc-authors-descriptor))
- "Face used for the \"other files\" text in the \"etc/AUTHORS\" file.
-See also `etc-authors-mode'."
- :version "28.1")
-
-(defconst etc-authors--author-re
- (rx bol (group (not (any blank "\n")) (+? (not (any ":" "\n")))) ":")
- "Regexp matching an author in \"etc/AUTHORS\".")
-
-(defvar etc-authors-mode-font-lock-keywords
- `((,etc-authors--author-re
- 1 'etc-authors-author)
- (,(rx (or "wrote"
- (seq (? "and ") (or "co-wrote" "changed"))))
- 0 'etc-authors-descriptor)
- (,(rx "and " (+ digit) " other files")
- 0 'etc-authors-other-files)
- (,(rx bol (not space) (+ not-newline) eol)
- 0 'etc-authors-default)))
-
-(defun etc-authors-mode--hide-local-variables ()
- "Hide local variables in \"etc/AUTHORS\". Used by `etc-authors-mode'."
- (narrow-to-region (point-min)
- (save-excursion
- (goto-char (point-min))
- ;; Obfuscate to avoid this being interpreted
- ;; as a local variable section itself.
- (if (re-search-forward "^Local\sVariables:$" nil t)
- (progn (forward-line -1) (point))
- (point-max)))))
-
-(defun etc-authors-next-author (&optional arg)
- "Move point to the next author in \"etc/AUTHORS\".
-With a prefix arg ARG, move point that many authors forward."
- (interactive "p" etc-authors-mode)
- (if (< 0 arg)
- (progn
- (when (looking-at etc-authors--author-re)
- (forward-line 1))
- (re-search-forward etc-authors--author-re nil t arg))
- (when (looking-at etc-authors--author-re)
- (forward-line -1))
- (re-search-backward etc-authors--author-re nil t (abs arg)))
- (goto-char (line-beginning-position)))
-
-(defun etc-authors-prev-author (&optional arg)
- "Move point to the previous author in \"etc/AUTHORS\".
-With a prefix arg ARG, move point that many authors backward."
- (interactive "p" etc-authors-mode)
- (etc-authors-next-author (- arg)))
-
-(defvar-keymap etc-authors-mode-map
- :doc "Keymap for `etc-authors-mode'."
- "n" #'etc-authors-next-author
- "p" #'etc-authors-prev-author)
-
-;;;###autoload
-(define-derived-mode etc-authors-mode special-mode "Authors View"
- "Major mode for viewing \"etc/AUTHORS\" from the Emacs distribution.
-Provides some basic font locking and not much else."
- (setq-local font-lock-defaults
- '(etc-authors-mode-font-lock-keywords nil nil ((?_ . "w"))))
- (setq font-lock-multiline nil)
- (etc-authors-mode--hide-local-variables))
-
-(provide 'etc-authors-mode)
-;;; etc-authors-mode.el ends here
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