suyuan/vendor/symfony/var-dumper/Cloner/Stub.php

68 lines
1.5 KiB
PHP

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