AbstractChunkOutputBuilder.php
1 year ago
DiffOnlyOutputBuilder.php
1 year ago
DiffOutputBuilderInterface.php
1 year ago
StrictUnifiedDiffOutputBuilder.php
1 year ago
UnifiedDiffOutputBuilder.php
1 year ago
DiffOnlyOutputBuilder.php
73 lines
| 1 | <?php declare(strict_types=1); |
| 2 | /* |
| 3 | * This file is part of sebastian/diff. |
| 4 | * |
| 5 | * (c) Sebastian Bergmann <sebastian@phpunit.de> |
| 6 | * |
| 7 | * For the full copyright and license information, please view the LICENSE |
| 8 | * file that was distributed with this source code. |
| 9 | */ |
| 10 | namespace SebastianBergmann\Diff\Output; |
| 11 | |
| 12 | use function fclose; |
| 13 | use function fopen; |
| 14 | use function fwrite; |
| 15 | use function stream_get_contents; |
| 16 | use function substr; |
| 17 | use SebastianBergmann\Diff\Differ; |
| 18 | |
| 19 | /** |
| 20 | * Builds a diff string representation in a loose unified diff format |
| 21 | * listing only changes lines. Does not include line numbers. |
| 22 | */ |
| 23 | final class DiffOnlyOutputBuilder implements DiffOutputBuilderInterface |
| 24 | { |
| 25 | /** |
| 26 | * @var string |
| 27 | */ |
| 28 | private $header; |
| 29 | |
| 30 | public function __construct(string $header = "--- Original\n+++ New\n") |
| 31 | { |
| 32 | $this->header = $header; |
| 33 | } |
| 34 | |
| 35 | public function getDiff(array $diff): string |
| 36 | { |
| 37 | $buffer = fopen('php://memory', 'r+b'); |
| 38 | |
| 39 | if ('' !== $this->header) { |
| 40 | fwrite($buffer, $this->header); |
| 41 | |
| 42 | if ("\n" !== substr($this->header, -1, 1)) { |
| 43 | fwrite($buffer, "\n"); |
| 44 | } |
| 45 | } |
| 46 | |
| 47 | foreach ($diff as $diffEntry) { |
| 48 | if ($diffEntry[1] === Differ::ADDED) { |
| 49 | fwrite($buffer, '+' . $diffEntry[0]); |
| 50 | } elseif ($diffEntry[1] === Differ::REMOVED) { |
| 51 | fwrite($buffer, '-' . $diffEntry[0]); |
| 52 | } elseif ($diffEntry[1] === Differ::DIFF_LINE_END_WARNING) { |
| 53 | fwrite($buffer, ' ' . $diffEntry[0]); |
| 54 | |
| 55 | continue; // Warnings should not be tested for line break, it will always be there |
| 56 | } else { /* Not changed (old) 0 */ |
| 57 | continue; // we didn't write the non changs line, so do not add a line break either |
| 58 | } |
| 59 | |
| 60 | $lc = substr($diffEntry[0], -1); |
| 61 | |
| 62 | if ($lc !== "\n" && $lc !== "\r") { |
| 63 | fwrite($buffer, "\n"); // \No newline at end of file |
| 64 | } |
| 65 | } |
| 66 | |
| 67 | $diff = stream_get_contents($buffer, -1, 0); |
| 68 | fclose($buffer); |
| 69 | |
| 70 | return $diff; |
| 71 | } |
| 72 | } |
| 73 |