blob: 48f848354bed07619a5b02803e58a3bc8fb05bbd [file] [log] [blame]
Matthias Andreas Benkard7b2a3a12021-08-16 10:57:25 +02001<?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\VarDumper\Caster;
13
14use Symfony\Component\VarDumper\Cloner\Stub;
15
16/**
17 * Represents a PHP class identifier.
18 *
19 * @author Nicolas Grekas <p@tchwork.com>
20 */
21class ClassStub extends ConstStub
22{
23 /**
24 * @param string $identifier A PHP identifier, e.g. a class, method, interface, etc. name
25 * @param callable $callable The callable targeted by the identifier when it is ambiguous or not a real PHP identifier
26 */
27 public function __construct(string $identifier, $callable = null)
28 {
29 $this->value = $identifier;
30
31 try {
32 if (null !== $callable) {
33 if ($callable instanceof \Closure) {
34 $r = new \ReflectionFunction($callable);
35 } elseif (\is_object($callable)) {
36 $r = [$callable, '__invoke'];
37 } elseif (\is_array($callable)) {
38 $r = $callable;
39 } elseif (false !== $i = strpos($callable, '::')) {
40 $r = [substr($callable, 0, $i), substr($callable, 2 + $i)];
41 } else {
42 $r = new \ReflectionFunction($callable);
43 }
44 } elseif (0 < $i = strpos($identifier, '::') ?: strpos($identifier, '->')) {
45 $r = [substr($identifier, 0, $i), substr($identifier, 2 + $i)];
46 } else {
47 $r = new \ReflectionClass($identifier);
48 }
49
50 if (\is_array($r)) {
51 try {
52 $r = new \ReflectionMethod($r[0], $r[1]);
53 } catch (\ReflectionException $e) {
54 $r = new \ReflectionClass($r[0]);
55 }
56 }
57
58 if (str_contains($identifier, "@anonymous\0")) {
59 $this->value = $identifier = preg_replace_callback('/[a-zA-Z_\x7f-\xff][\\\\a-zA-Z0-9_\x7f-\xff]*+@anonymous\x00.*?\.php(?:0x?|:[0-9]++\$)[0-9a-fA-F]++/', function ($m) {
60 return class_exists($m[0], false) ? (get_parent_class($m[0]) ?: key(class_implements($m[0])) ?: 'class').'@anonymous' : $m[0];
61 }, $identifier);
62 }
63
64 if (null !== $callable && $r instanceof \ReflectionFunctionAbstract) {
65 $s = ReflectionCaster::castFunctionAbstract($r, [], new Stub(), true, Caster::EXCLUDE_VERBOSE);
66 $s = ReflectionCaster::getSignature($s);
67
68 if (str_ends_with($identifier, '()')) {
69 $this->value = substr_replace($identifier, $s, -2);
70 } else {
71 $this->value .= $s;
72 }
73 }
74 } catch (\ReflectionException $e) {
75 return;
76 } finally {
77 if (0 < $i = strrpos($this->value, '\\')) {
78 $this->attr['ellipsis'] = \strlen($this->value) - $i;
79 $this->attr['ellipsis-type'] = 'class';
80 $this->attr['ellipsis-tail'] = 1;
81 }
82 }
83
84 if ($f = $r->getFileName()) {
85 $this->attr['file'] = $f;
86 $this->attr['line'] = $r->getStartLine();
87 }
88 }
89
90 public static function wrapCallable($callable)
91 {
92 if (\is_object($callable) || !\is_callable($callable)) {
93 return $callable;
94 }
95
96 if (!\is_array($callable)) {
97 $callable = new static($callable, $callable);
98 } elseif (\is_string($callable[0])) {
99 $callable[0] = new static($callable[0], $callable);
100 } else {
101 $callable[1] = new static($callable[1], $callable);
102 }
103
104 return $callable;
105 }
106}