76 lines
1.8 KiB
PHP
76 lines
1.8 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\VarDumper\Cloner;
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use Symfony\Component\VarDumper\Cloner\Internal\NoDefault;
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/**
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* Represents the main properties of a PHP variable.
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*
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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class Stub
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{
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public const TYPE_REF = 1;
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public const TYPE_STRING = 2;
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public const TYPE_ARRAY = 3;
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public const TYPE_OBJECT = 4;
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public const TYPE_RESOURCE = 5;
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public const TYPE_SCALAR = 6;
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public const STRING_BINARY = 1;
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public const STRING_UTF8 = 2;
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public const ARRAY_ASSOC = 1;
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public const ARRAY_INDEXED = 2;
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public $type = self::TYPE_REF;
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public $class = '';
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public $value;
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public $cut = 0;
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public $handle = 0;
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public $refCount = 0;
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public $position = 0;
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public $attr = [];
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private static array $defaultProperties = [];
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/**
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* @internal
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*/
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public function __sleep(): array
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{
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$properties = [];
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if (!isset(self::$defaultProperties[$c = static::class])) {
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$reflection = new \ReflectionClass($c);
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self::$defaultProperties[$c] = [];
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foreach ($reflection->getProperties() as $p) {
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if ($p->isStatic()) {
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continue;
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}
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self::$defaultProperties[$c][$p->name] = $p->hasDefaultValue() ? $p->getDefaultValue() : ($p->hasType() ? NoDefault::NoDefault : null);
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}
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}
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foreach (self::$defaultProperties[$c] as $k => $v) {
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if (NoDefault::NoDefault === $v || $this->$k !== $v) {
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$properties[] = $k;
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}
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}
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return $properties;
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}
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}
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