1<?php
2
3/*
4 * This file is part of the Symfony package.
5 *
6 * (c) Fabien Potencier <fabien@symfony.com>
7 *
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
10 */
11
12namespace Symfony\Component\Console\Helper;
13
14use Symfony\Component\Console\Output\OutputInterface;
15use Symfony\Component\VarDumper\Cloner\ClonerInterface;
16use Symfony\Component\VarDumper\Cloner\VarCloner;
17use Symfony\Component\VarDumper\Dumper\CliDumper;
18
19/**
20 * @author Roland Franssen <franssen.roland@gmail.com>
21 */
22final class Dumper
23{
24    private $output;
25    private $dumper;
26    private $cloner;
27    private $handler;
28
29    public function __construct(OutputInterface $output, CliDumper $dumper = null, ClonerInterface $cloner = null)
30    {
31        $this->output = $output;
32        $this->dumper = $dumper;
33        $this->cloner = $cloner;
34
35        if (class_exists(CliDumper::class)) {
36            $this->handler = function ($var): string {
37                $dumper = $this->dumper ?? $this->dumper = new CliDumper(null, null, CliDumper::DUMP_LIGHT_ARRAY | CliDumper::DUMP_COMMA_SEPARATOR);
38                $dumper->setColors($this->output->isDecorated());
39
40                return rtrim($dumper->dump(($this->cloner ?? $this->cloner = new VarCloner())->cloneVar($var)->withRefHandles(false), true));
41            };
42        } else {
43            $this->handler = function ($var): string {
44                switch (true) {
45                    case null === $var:
46                        return 'null';
47                    case true === $var:
48                        return 'true';
49                    case false === $var:
50                        return 'false';
51                    case \is_string($var):
52                        return '"'.$var.'"';
53                    default:
54                        return rtrim(print_r($var, true));
55                }
56            };
57        }
58    }
59
60    public function __invoke($var): string
61    {
62        return ($this->handler)($var);
63    }
64}
65