-;;; dissociate.el --- scramble text amusingly for Emacs.
+;;; dissociate.el --- scramble text amusingly for Emacs
-;; Copyright (C) 1985 Free Software Foundation, Inc.
+;; Copyright (C) 1985, 2001, 2002, 2003, 2004, 2005,
+;; 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
+
+;; Maintainer: FSF
+;; Keywords: games
;; This file is part of GNU Emacs.
-;; GNU Emacs is free software; you can redistribute it and/or modify
+;; 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 1, or (at your option)
-;; any later version.
+;; 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
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
-;; along with GNU Emacs; see the file COPYING. If not, write to
-;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; The single entry point, `dissociated-press', applies a travesty
+;; generator to the current buffer. The results can be quite amusing.
+;;; Code:
;;;###autoload
(defun dissociated-press (&optional arg)
(move-amount (if (> arg 0) arg (- arg)))
(search-function (if (> arg 0) 'search-forward 'word-search-forward))
(last-query-point 0))
+ (if (= (point-max) (point-min))
+ (error "The buffer contains no text to start from"))
(switch-to-buffer outbuf)
(erase-buffer)
(while
(setq last-query-point (point-max))
t))))
(let (start end)
- (save-excursion
- (set-buffer inbuf)
+ (with-current-buffer inbuf
(setq start (point))
(if (eq move-function 'forward-char)
(progn
(end-of-line)
(and (> (current-column) fill-column)
(do-auto-fill)))))
- (save-excursion
- (set-buffer inbuf)
+ (with-current-buffer inbuf
(if (eobp)
(goto-char (point-min))
(let ((overlap
(funcall move-function
(- move-amount)))
(point))))
- (let (ranval)
- (while (< (setq ranval (random)) 0))
- (goto-char (1+ (% ranval (1- (point-max))))))
+ (goto-char (1+ (random (1- (point-max)))))
(or (funcall search-function overlap nil t)
(let ((opoint (point)))
(goto-char 1)
(funcall search-function overlap opoint t))))))
(sit-for 0))))
+(random t)
+
+(provide 'dissociate)
+
+;; arch-tag: 90d197d1-409b-45c5-a0b5-fbfb2e06334f
;;; dissociate.el ends here