Code Coverage for /workspace/src/includes/libs/Diff/UnifiedDiffFormatter.php

1	<?php
2	/**
3	* Portions taken from phpwiki-1.3.3.
4	*
5	* Copyright © 2000, 2001 Geoffrey T. Dairiki <dairiki@dairiki.org>
6	* You may copy this code freely under the conditions of the GPL.
7	*
8	* @license GPL-2.0-or-later
9	* @file
10	* @ingroup DifferenceEngine
11	*/
12
13	namespace Wikimedia\Diff;
14
15	/**
16	* A formatter that outputs unified diffs
17	* @newable
18	* @stable to extend
19	* @ingroup DifferenceEngine
20	*/
21	class UnifiedDiffFormatter extends DiffFormatter {
22
23	/** @var int */
24	protected $leadingContextLines = 2;
25
26	/** @var int */
27	protected $trailingContextLines = 2;
28
29	/**
30	* @param string[] $lines
31	* @param string $prefix
32	*/
33	protected function lines( $lines, $prefix = ' ' ) {
34	foreach ( $lines as $line ) {
35	$this->writeOutput( "{$prefix}{$line}\n" );
36	}
37	}
38
39	/**
40	* @param string[] $lines
41	*/
42	protected function added( $lines ) {
43	$this->lines( $lines, '+' );
44	}
45
46	/**
47	* @param string[] $lines
48	*/
49	protected function deleted( $lines ) {
50	$this->lines( $lines, '-' );
51	}
52
53	/**
54	* @param string[] $orig
55	* @param string[] $closing
56	*/
57	protected function changed( $orig, $closing ) {
58	$this->deleted( $orig );
59	$this->added( $closing );
60	}
61
62	/**
63	* @param int $xbeg
64	* @param int $xlen
65	* @param int $ybeg
66	* @param int $ylen
67	*
68	* @return string
69	*/
70	protected function blockHeader( $xbeg, $xlen, $ybeg, $ylen ) {
71	return "@@ -$xbeg,$xlen +$ybeg,$ylen @@";
72	}
73
74	}
75
76	/** @deprecated class alias since 1.41 */
77	class_alias( UnifiedDiffFormatter::class, 'UnifiedDiffFormatter' );