4 * A PHP diff engine for phpwiki. (Taken from phpwiki-1.3.3)
6 * Copyright © 2000, 2001 Geoffrey T. Dairiki <dairiki@dairiki.org>
7 * You may copy this code freely under the conditions of the GPL.
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License along
20 * with this program; if not, write to the Free Software Foundation, Inc.,
21 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
22 * http://www.gnu.org/copyleft/gpl.html
25 * @ingroup DifferenceEngine
29 * Extends DiffOp. Used to mark strings that have been
30 * deleted from the first string array.
33 * @ingroup DifferenceEngine
35 class DiffOpDelete
extends DiffOp
{
36 public $type = 'delete';
38 public function __construct( $lines ) {
40 $this->closing
= false;
46 public function reverse() {
47 return new DiffOpAdd( $this->orig
);