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1 | <?php |
2 | |
3 | /** |
4 | * Helper for dumping variables into string. |
5 | * |
6 | * PHP version 8 |
7 | * |
8 | * Copyright (C) Moravian Library 2024. |
9 | * |
10 | * This program is free software; you can redistribute it and/or modify |
11 | * it under the terms of the GNU General Public License version 2, |
12 | * as published by the Free Software Foundation. |
13 | * |
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. |
18 | * |
19 | * You should have received a copy of the GNU General Public License |
20 | * along with this program; if not, write to the Free Software |
21 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
22 | * |
23 | * @category VuFind |
24 | * @package Error_Logging |
25 | * @author Josef Moravec <josef.moravec@mzk.cz> |
26 | * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License |
27 | * @link https://vufind.org Main Site |
28 | */ |
29 | |
30 | namespace VuFind\Log; |
31 | |
32 | use Symfony\Component\VarDumper\Cloner\VarCloner; |
33 | use Symfony\Component\VarDumper\Dumper\CliDumper; |
34 | |
35 | /** |
36 | * Helper for dumping variables into string. |
37 | * |
38 | * @category VuFind |
39 | * @package Error_Logging |
40 | * @author Josef Moravec <josef.moravec@mzk.cz> |
41 | * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License |
42 | * @link https://vufind.org Main Site |
43 | */ |
44 | trait VarDumperTrait |
45 | { |
46 | /** |
47 | * Dump variable into string |
48 | * |
49 | * @param mixed $var Variable to export |
50 | * |
51 | * @return string |
52 | */ |
53 | protected function varDump(mixed $var): string |
54 | { |
55 | $cloner = new VarCloner(); |
56 | $dumper = new CliDumper(); |
57 | $output = ''; |
58 | $callback = function (string $line, int $depth) use (&$output): void { |
59 | // A negative depth means "end of dump" |
60 | if ($depth >= 0) { |
61 | // Adds a two spaces indentation to the line |
62 | $output .= str_repeat(' ', $depth) . $line . "\n"; |
63 | } |
64 | }; |
65 | $dumper->dump($cloner->cloneVar($var), $callback); |
66 | return $output; |
67 | } |
68 | } |