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Edit File : AbstractCloner.php \| Size : 18.42 KB
<?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; use Symfony\Component\VarDumper\Caster\Caster; use Symfony\Component\VarDumper\Exception\ThrowingCasterException; /* * AbstractCloner implements a generic caster mechanism for objects and resources. * * @author Nicolas Grekas <p@tchwork.com> / abstract class AbstractCloner implements ClonerInterface { public static $defaultCasters = [ '__PHP_Incomplete_Class' => ['Symfony\Component\VarDumper\Caster\Caster', 'castPhpIncompleteClass'], 'Symfony\Component\VarDumper\Caster\CutStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castStub'], 'Symfony\Component\VarDumper\Caster\CutArrayStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castCutArray'], 'Symfony\Component\VarDumper\Caster\ConstStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castStub'], 'Symfony\Component\VarDumper\Caster\EnumStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castEnum'], 'Closure' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castClosure'], 'Generator' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castGenerator'], 'ReflectionType' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castType'], 'ReflectionGenerator' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castReflectionGenerator'], 'ReflectionClass' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castClass'], 'ReflectionFunctionAbstract' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castFunctionAbstract'], 'ReflectionMethod' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castMethod'], 'ReflectionParameter' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castParameter'], 'ReflectionProperty' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castProperty'], 'ReflectionReference' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castReference'], 'ReflectionExtension' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castExtension'], 'ReflectionZendExtension' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castZendExtension'], 'Doctrine\Common\Persistence\ObjectManager' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'], 'Doctrine\Common\Proxy\Proxy' => ['Symfony\Component\VarDumper\Caster\DoctrineCaster', 'castCommonProxy'], 'Doctrine\ORM\Proxy\Proxy' => ['Symfony\Component\VarDumper\Caster\DoctrineCaster', 'castOrmProxy'], 'Doctrine\ORM\PersistentCollection' => ['Symfony\Component\VarDumper\Caster\DoctrineCaster', 'castPersistentCollection'], 'Doctrine\Persistence\ObjectManager' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'], 'DOMException' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castException'], 'DOMStringList' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'], 'DOMNameList' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'], 'DOMImplementation' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castImplementation'], 'DOMImplementationList' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'], 'DOMNode' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castNode'], 'DOMNameSpaceNode' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castNameSpaceNode'], 'DOMDocument' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castDocument'], 'DOMNodeList' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'], 'DOMNamedNodeMap' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'], 'DOMCharacterData' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castCharacterData'], 'DOMAttr' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castAttr'], 'DOMElement' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castElement'], 'DOMText' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castText'], 'DOMTypeinfo' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castTypeinfo'], 'DOMDomError' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castDomError'], 'DOMLocator' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLocator'], 'DOMDocumentType' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castDocumentType'], 'DOMNotation' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castNotation'], 'DOMEntity' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castEntity'], 'DOMProcessingInstruction' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castProcessingInstruction'], 'DOMXPath' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castXPath'], 'XMLReader' => ['Symfony\Component\VarDumper\Caster\XmlReaderCaster', 'castXmlReader'], 'ErrorException' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castErrorException'], 'Exception' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castException'], 'Error' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castError'], 'Symfony\Component\DependencyInjection\ContainerInterface' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'], 'Symfony\Component\EventDispatcher\EventDispatcherInterface' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'], 'Symfony\Component\HttpClient\CurlHttpClient' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClient'], 'Symfony\Component\HttpClient\NativeHttpClient' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClient'], 'Symfony\Component\HttpClient\Response\CurlResponse' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClientResponse'], 'Symfony\Component\HttpClient\Response\NativeResponse' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClientResponse'], 'Symfony\Component\HttpFoundation\Request' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castRequest'], 'Symfony\Component\VarDumper\Exception\ThrowingCasterException' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castThrowingCasterException'], 'Symfony\Component\VarDumper\Caster\TraceStub' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castTraceStub'], 'Symfony\Component\VarDumper\Caster\FrameStub' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castFrameStub'], 'Symfony\Component\VarDumper\Cloner\AbstractCloner' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'], 'Symfony\Component\ErrorHandler\Exception\SilencedErrorContext' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castSilencedErrorContext'], 'Imagine\Image\ImageInterface' => ['Symfony\Component\VarDumper\Caster\ImagineCaster', 'castImage'], 'Ramsey\Uuid\UuidInterface' => ['Symfony\Component\VarDumper\Caster\UuidCaster', 'castRamseyUuid'], 'ProxyManager\Proxy\ProxyInterface' => ['Symfony\Component\VarDumper\Caster\ProxyManagerCaster', 'castProxy'], 'PHPUnit_Framework_MockObject_MockObject' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'], 'PHPUnit\Framework\MockObject\MockObject' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'], 'PHPUnit\Framework\MockObject\Stub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'], 'Prophecy\Prophecy\ProphecySubjectInterface' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'], 'Mockery\MockInterface' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'], 'PDO' => ['Symfony\Component\VarDumper\Caster\PdoCaster', 'castPdo'], 'PDOStatement' => ['Symfony\Component\VarDumper\Caster\PdoCaster', 'castPdoStatement'], 'AMQPConnection' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castConnection'], 'AMQPChannel' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castChannel'], 'AMQPQueue' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castQueue'], 'AMQPExchange' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castExchange'], 'AMQPEnvelope' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castEnvelope'], 'ArrayObject' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castArrayObject'], 'ArrayIterator' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castArrayIterator'], 'SplDoublyLinkedList' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castDoublyLinkedList'], 'SplFileInfo' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castFileInfo'], 'SplFileObject' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castFileObject'], 'SplFixedArray' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castFixedArray'], 'SplHeap' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castHeap'], 'SplObjectStorage' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castObjectStorage'], 'SplPriorityQueue' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castHeap'], 'OuterIterator' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castOuterIterator'], 'WeakReference' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castWeakReference'], 'Redis' => ['Symfony\Component\VarDumper\Caster\RedisCaster', 'castRedis'], 'RedisArray' => ['Symfony\Component\VarDumper\Caster\RedisCaster', 'castRedisArray'], 'RedisCluster' => ['Symfony\Component\VarDumper\Caster\RedisCaster', 'castRedisCluster'], 'DateTimeInterface' => ['Symfony\Component\VarDumper\Caster\DateCaster', 'castDateTime'], 'DateInterval' => ['Symfony\Component\VarDumper\Caster\DateCaster', 'castInterval'], 'DateTimeZone' => ['Symfony\Component\VarDumper\Caster\DateCaster', 'castTimeZone'], 'DatePeriod' => ['Symfony\Component\VarDumper\Caster\DateCaster', 'castPeriod'], 'GMP' => ['Symfony\Component\VarDumper\Caster\GmpCaster', 'castGmp'], 'MessageFormatter' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castMessageFormatter'], 'NumberFormatter' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castNumberFormatter'], 'IntlTimeZone' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castIntlTimeZone'], 'IntlCalendar' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castIntlCalendar'], 'IntlDateFormatter' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castIntlDateFormatter'], 'Memcached' => ['Symfony\Component\VarDumper\Caster\MemcachedCaster', 'castMemcached'], 'Ds\Collection' => ['Symfony\Component\VarDumper\Caster\DsCaster', 'castCollection'], 'Ds\Map' => ['Symfony\Component\VarDumper\Caster\DsCaster', 'castMap'], 'Ds\Pair' => ['Symfony\Component\VarDumper\Caster\DsCaster', 'castPair'], 'Symfony\Component\VarDumper\Caster\DsPairStub' => ['Symfony\Component\VarDumper\Caster\DsCaster', 'castPairStub'], ':curl' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castCurl'], ':dba' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castDba'], ':dba persistent' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castDba'], ':gd' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castGd'], ':mysql link' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castMysqlLink'], ':pgsql large object' => ['Symfony\Component\VarDumper\Caster\PgSqlCaster', 'castLargeObject'], ':pgsql link' => ['Symfony\Component\VarDumper\Caster\PgSqlCaster', 'castLink'], ':pgsql link persistent' => ['Symfony\Component\VarDumper\Caster\PgSqlCaster', 'castLink'], ':pgsql result' => ['Symfony\Component\VarDumper\Caster\PgSqlCaster', 'castResult'], ':process' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castProcess'], ':stream' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castStream'], ':OpenSSL X.509' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castOpensslX509'], ':persistent stream' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castStream'], ':stream-context' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castStreamContext'], ':xml' => ['Symfony\Component\VarDumper\Caster\XmlResourceCaster', 'castXml'], ]; protected $maxItems = 2500; protected $maxString = -1; protected $minDepth = 1; private $casters = []; private $prevErrorHandler; private $classInfo = []; private $filter = 0; /* * @param callable[]\|null $casters A map of casters * * @see addCasters / public function __construct(array $casters = null) { if (null === $casters) { $casters = static::$defaultCasters; } $this->addCasters($casters); } /* * Adds casters for resources and objects. * * Maps resources or objects types to a callback. * Types are in the key, with a callable caster for value. * Resource types are to be prefixed with a `:`, * see e.g. static::$defaultCasters. * * @param callable[] $casters A map of casters / public function addCasters(array $casters) { foreach ($casters as $type => $callback) { $this->casters[$type][] = $callback; } } /* * Sets the maximum number of items to clone past the minimum depth in nested structures. * * @param int $maxItems / public function setMaxItems($maxItems) { $this->maxItems = (int) $maxItems; } /* * Sets the maximum cloned length for strings. * * @param int $maxString / public function setMaxString($maxString) { $this->maxString = (int) $maxString; } /* * Sets the minimum tree depth where we are guaranteed to clone all the items. After this * depth is reached, only setMaxItems items will be cloned. * * @param int $minDepth / public function setMinDepth($minDepth) { $this->minDepth = (int) $minDepth; } /* * Clones a PHP variable. * * @param mixed $var Any PHP variable * @param int $filter A bit field of Caster::EXCLUDE_* constants * * @return Data The cloned variable represented by a Data object / public function cloneVar($var, $filter = 0) { $this->prevErrorHandler = set_error_handler(function ($type, $msg, $file, $line, $context = []) { if (E_RECOVERABLE_ERROR === $type \|\| E_USER_ERROR === $type) { // Cloner never dies throw new \ErrorException($msg, 0, $type, $file, $line); } if ($this->prevErrorHandler) { return ($this->prevErrorHandler)($type, $msg, $file, $line, $context); } return false; }); $this->filter = $filter; if ($gc = gc_enabled()) { gc_disable(); } try { return new Data($this->doClone($var)); } finally { if ($gc) { gc_enable(); } restore_error_handler(); $this->prevErrorHandler = null; } } /* * Effectively clones the PHP variable. * * @param mixed $var Any PHP variable * * @return array The cloned variable represented in an array / abstract protected function doClone($var); /* * Casts an object to an array representation. * * @param bool $isNested True if the object is nested in the dumped structure * * @return array The object casted as array / protected function castObject(Stub $stub, $isNested) { $obj = $stub->value; $class = $stub->class; if (isset($class[15]) && "\0" === $class[15] && 0 === strpos($class, "class@anonymous\x00")) { $stub->class = get_parent_class($class).'@anonymous'; } if (isset($this->classInfo[$class])) { list($i, $parents, $hasDebugInfo, $fileInfo) = $this->classInfo[$class]; } else { $i = 2; $parents = [$class]; $hasDebugInfo = method_exists($class, '__debugInfo'); foreach (class_parents($class) as $p) { $parents[] = $p; ++$i; } foreach (class_implements($class) as $p) { $parents[] = $p; ++$i; } $parents[] = ''; $r = new \ReflectionClass($class); $fileInfo = $r->isInternal() \|\| $r->isSubclassOf(Stub::class) ? [] : [ 'file' => $r->getFileName(), 'line' => $r->getStartLine(), ]; $this->classInfo[$class] = [$i, $parents, $hasDebugInfo, $fileInfo]; } $stub->attr += $fileInfo; $a = Caster::castObject($obj, $class, $hasDebugInfo); try { while ($i--) { if (!empty($this->casters[$p = $parents[$i]])) { foreach ($this->casters[$p] as $callback) { $a = $callback($obj, $a, $stub, $isNested, $this->filter); } } } } catch (\Exception $e) { $a = [(Stub::TYPE_OBJECT === $stub->type ? Caster::PREFIX_VIRTUAL : '').'⚠' => new ThrowingCasterException($e)] + $a; } return $a; } /** * Casts a resource to an array representation. * * @param bool $isNested True if the object is nested in the dumped structure * * @return array The resource casted as array */ protected function castResource(Stub $stub, $isNested) { $a = []; $res = $stub->value; $type = $stub->class; try { if (!empty($this->casters[':'.$type])) { foreach ($this->casters[':'.$type] as $callback) { $a = $callback($res, $a, $stub, $isNested, $this->filter); } } } catch (\Exception $e) { $a = [(Stub::TYPE_OBJECT === $stub->type ? Caster::PREFIX_VIRTUAL : '').'⚠' => new ThrowingCasterException($e)] + $a; } return $a; } } Back

Edit File : AbstractCloner.php | Size : 18.42 KB

<?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;

use Symfony\Component\VarDumper\Caster\Caster;
use Symfony\Component\VarDumper\Exception\ThrowingCasterException;

/**
 * AbstractCloner implements a generic caster mechanism for objects and resources.
 *
 * @author Nicolas Grekas <p@tchwork.com>
 */
abstract class AbstractCloner implements ClonerInterface
{
    public static $defaultCasters = [
        '__PHP_Incomplete_Class' => ['Symfony\Component\VarDumper\Caster\Caster', 'castPhpIncompleteClass'],

'Symfony\Component\VarDumper\Caster\CutStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castStub'],
        'Symfony\Component\VarDumper\Caster\CutArrayStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castCutArray'],
        'Symfony\Component\VarDumper\Caster\ConstStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castStub'],
        'Symfony\Component\VarDumper\Caster\EnumStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castEnum'],

'Closure' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castClosure'],
        'Generator' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castGenerator'],
        'ReflectionType' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castType'],
        'ReflectionGenerator' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castReflectionGenerator'],
        'ReflectionClass' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castClass'],
        'ReflectionFunctionAbstract' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castFunctionAbstract'],
        'ReflectionMethod' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castMethod'],
        'ReflectionParameter' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castParameter'],
        'ReflectionProperty' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castProperty'],
        'ReflectionReference' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castReference'],
        'ReflectionExtension' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castExtension'],
        'ReflectionZendExtension' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castZendExtension'],

'Doctrine\Common\Persistence\ObjectManager' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
        'Doctrine\Common\Proxy\Proxy' => ['Symfony\Component\VarDumper\Caster\DoctrineCaster', 'castCommonProxy'],
        'Doctrine\ORM\Proxy\Proxy' => ['Symfony\Component\VarDumper\Caster\DoctrineCaster', 'castOrmProxy'],
        'Doctrine\ORM\PersistentCollection' => ['Symfony\Component\VarDumper\Caster\DoctrineCaster', 'castPersistentCollection'],
        'Doctrine\Persistence\ObjectManager' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],

'DOMException' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castException'],
        'DOMStringList' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'],
        'DOMNameList' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'],
        'DOMImplementation' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castImplementation'],
        'DOMImplementationList' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'],
        'DOMNode' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castNode'],
        'DOMNameSpaceNode' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castNameSpaceNode'],
        'DOMDocument' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castDocument'],
        'DOMNodeList' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'],
        'DOMNamedNodeMap' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'],
        'DOMCharacterData' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castCharacterData'],
        'DOMAttr' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castAttr'],
        'DOMElement' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castElement'],
        'DOMText' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castText'],
        'DOMTypeinfo' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castTypeinfo'],
        'DOMDomError' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castDomError'],
        'DOMLocator' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLocator'],
        'DOMDocumentType' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castDocumentType'],
        'DOMNotation' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castNotation'],
        'DOMEntity' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castEntity'],
        'DOMProcessingInstruction' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castProcessingInstruction'],
        'DOMXPath' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castXPath'],

'XMLReader' => ['Symfony\Component\VarDumper\Caster\XmlReaderCaster', 'castXmlReader'],

'ErrorException' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castErrorException'],
        'Exception' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castException'],
        'Error' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castError'],
        'Symfony\Component\DependencyInjection\ContainerInterface' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
        'Symfony\Component\EventDispatcher\EventDispatcherInterface' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
        'Symfony\Component\HttpClient\CurlHttpClient' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClient'],
        'Symfony\Component\HttpClient\NativeHttpClient' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClient'],
        'Symfony\Component\HttpClient\Response\CurlResponse' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClientResponse'],
        'Symfony\Component\HttpClient\Response\NativeResponse' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClientResponse'],
        'Symfony\Component\HttpFoundation\Request' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castRequest'],
        'Symfony\Component\VarDumper\Exception\ThrowingCasterException' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castThrowingCasterException'],
        'Symfony\Component\VarDumper\Caster\TraceStub' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castTraceStub'],
        'Symfony\Component\VarDumper\Caster\FrameStub' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castFrameStub'],
        'Symfony\Component\VarDumper\Cloner\AbstractCloner' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
        'Symfony\Component\ErrorHandler\Exception\SilencedErrorContext' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castSilencedErrorContext'],

'Imagine\Image\ImageInterface' => ['Symfony\Component\VarDumper\Caster\ImagineCaster', 'castImage'],

'Ramsey\Uuid\UuidInterface' => ['Symfony\Component\VarDumper\Caster\UuidCaster', 'castRamseyUuid'],

'ProxyManager\Proxy\ProxyInterface' => ['Symfony\Component\VarDumper\Caster\ProxyManagerCaster', 'castProxy'],
        'PHPUnit_Framework_MockObject_MockObject' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
        'PHPUnit\Framework\MockObject\MockObject' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
        'PHPUnit\Framework\MockObject\Stub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
        'Prophecy\Prophecy\ProphecySubjectInterface' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],
        'Mockery\MockInterface' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],

'PDO' => ['Symfony\Component\VarDumper\Caster\PdoCaster', 'castPdo'],
        'PDOStatement' => ['Symfony\Component\VarDumper\Caster\PdoCaster', 'castPdoStatement'],

'AMQPConnection' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castConnection'],
        'AMQPChannel' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castChannel'],
        'AMQPQueue' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castQueue'],
        'AMQPExchange' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castExchange'],
        'AMQPEnvelope' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castEnvelope'],

'ArrayObject' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castArrayObject'],
        'ArrayIterator' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castArrayIterator'],
        'SplDoublyLinkedList' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castDoublyLinkedList'],
        'SplFileInfo' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castFileInfo'],
        'SplFileObject' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castFileObject'],
        'SplFixedArray' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castFixedArray'],
        'SplHeap' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castHeap'],
        'SplObjectStorage' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castObjectStorage'],
        'SplPriorityQueue' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castHeap'],
        'OuterIterator' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castOuterIterator'],
        'WeakReference' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castWeakReference'],

'Redis' => ['Symfony\Component\VarDumper\Caster\RedisCaster', 'castRedis'],
        'RedisArray' => ['Symfony\Component\VarDumper\Caster\RedisCaster', 'castRedisArray'],
        'RedisCluster' => ['Symfony\Component\VarDumper\Caster\RedisCaster', 'castRedisCluster'],

'DateTimeInterface' => ['Symfony\Component\VarDumper\Caster\DateCaster', 'castDateTime'],
        'DateInterval' => ['Symfony\Component\VarDumper\Caster\DateCaster', 'castInterval'],
        'DateTimeZone' => ['Symfony\Component\VarDumper\Caster\DateCaster', 'castTimeZone'],
        'DatePeriod' => ['Symfony\Component\VarDumper\Caster\DateCaster', 'castPeriod'],

'GMP' => ['Symfony\Component\VarDumper\Caster\GmpCaster', 'castGmp'],

'MessageFormatter' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castMessageFormatter'],
        'NumberFormatter' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castNumberFormatter'],
        'IntlTimeZone' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castIntlTimeZone'],
        'IntlCalendar' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castIntlCalendar'],
        'IntlDateFormatter' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castIntlDateFormatter'],

'Memcached' => ['Symfony\Component\VarDumper\Caster\MemcachedCaster', 'castMemcached'],

'Ds\Collection' => ['Symfony\Component\VarDumper\Caster\DsCaster', 'castCollection'],
        'Ds\Map' => ['Symfony\Component\VarDumper\Caster\DsCaster', 'castMap'],
        'Ds\Pair' => ['Symfony\Component\VarDumper\Caster\DsCaster', 'castPair'],
        'Symfony\Component\VarDumper\Caster\DsPairStub' => ['Symfony\Component\VarDumper\Caster\DsCaster', 'castPairStub'],

':curl' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castCurl'],
        ':dba' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castDba'],
        ':dba persistent' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castDba'],
        ':gd' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castGd'],
        ':mysql link' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castMysqlLink'],
        ':pgsql large object' => ['Symfony\Component\VarDumper\Caster\PgSqlCaster', 'castLargeObject'],
        ':pgsql link' => ['Symfony\Component\VarDumper\Caster\PgSqlCaster', 'castLink'],
        ':pgsql link persistent' => ['Symfony\Component\VarDumper\Caster\PgSqlCaster', 'castLink'],
        ':pgsql result' => ['Symfony\Component\VarDumper\Caster\PgSqlCaster', 'castResult'],
        ':process' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castProcess'],
        ':stream' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castStream'],
        ':OpenSSL X.509' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castOpensslX509'],
        ':persistent stream' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castStream'],
        ':stream-context' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castStreamContext'],
        ':xml' => ['Symfony\Component\VarDumper\Caster\XmlResourceCaster', 'castXml'],
    ];

protected $maxItems = 2500;
    protected $maxString = -1;
    protected $minDepth = 1;

private $casters = [];
    private $prevErrorHandler;
    private $classInfo = [];
    private $filter = 0;

/**
     * @param callable[]|null $casters A map of casters
     *
     * @see addCasters
     */
    public function __construct(array $casters = null)
    {
        if (null === $casters) {
            $casters = static::$defaultCasters;
        }
        $this->addCasters($casters);
    }

/**
     * Adds casters for resources and objects.
     *
     * Maps resources or objects types to a callback.
     * Types are in the key, with a callable caster for value.
     * Resource types are to be prefixed with a `:`,
     * see e.g. static::$defaultCasters.
     *
     * @param callable[] $casters A map of casters
     */
    public function addCasters(array $casters)
    {
        foreach ($casters as $type => $callback) {
            $this->casters[$type][] = $callback;
        }
    }

/**
     * Sets the maximum number of items to clone past the minimum depth in nested structures.
     *
     * @param int $maxItems
     */
    public function setMaxItems($maxItems)
    {
        $this->maxItems = (int) $maxItems;
    }

/**
     * Sets the maximum cloned length for strings.
     *
     * @param int $maxString
     */
    public function setMaxString($maxString)
    {
        $this->maxString = (int) $maxString;
    }

/**
     * Sets the minimum tree depth where we are guaranteed to clone all the items.  After this
     * depth is reached, only setMaxItems items will be cloned.
     *
     * @param int $minDepth
     */
    public function setMinDepth($minDepth)
    {
        $this->minDepth = (int) $minDepth;
    }

/**
     * Clones a PHP variable.
     *
     * @param mixed $var    Any PHP variable
     * @param int   $filter A bit field of Caster::EXCLUDE_* constants
     *
     * @return Data The cloned variable represented by a Data object
     */
    public function cloneVar($var, $filter = 0)
    {
        $this->prevErrorHandler = set_error_handler(function ($type, $msg, $file, $line, $context = []) {
            if (E_RECOVERABLE_ERROR === $type || E_USER_ERROR === $type) {
                // Cloner never dies
                throw new \ErrorException($msg, 0, $type, $file, $line);
            }

if ($this->prevErrorHandler) {
                return ($this->prevErrorHandler)($type, $msg, $file, $line, $context);
            }

return false;
        });
        $this->filter = $filter;

if ($gc = gc_enabled()) {
            gc_disable();
        }
        try {
            return new Data($this->doClone($var));
        } finally {
            if ($gc) {
                gc_enable();
            }
            restore_error_handler();
            $this->prevErrorHandler = null;
        }
    }

/**
     * Effectively clones the PHP variable.
     *
     * @param mixed $var Any PHP variable
     *
     * @return array The cloned variable represented in an array
     */
    abstract protected function doClone($var);

/**
     * Casts an object to an array representation.
     *
     * @param bool $isNested True if the object is nested in the dumped structure
     *
     * @return array The object casted as array
     */
    protected function castObject(Stub $stub, $isNested)
    {
        $obj = $stub->value;
        $class = $stub->class;

if (isset($class[15]) && "\0" === $class[15] && 0 === strpos($class, "class@anonymous\x00")) {
            $stub->class = get_parent_class($class).'@anonymous';
        }
        if (isset($this->classInfo[$class])) {
            list($i, $parents, $hasDebugInfo, $fileInfo) = $this->classInfo[$class];
        } else {
            $i = 2;
            $parents = [$class];
            $hasDebugInfo = method_exists($class, '__debugInfo');

foreach (class_parents($class) as $p) {
                $parents[] = $p;
                ++$i;
            }
            foreach (class_implements($class) as $p) {
                $parents[] = $p;
                ++$i;
            }
            $parents[] = '*';

$r = new \ReflectionClass($class);
            $fileInfo = $r->isInternal() || $r->isSubclassOf(Stub::class) ? [] : [
                'file' => $r->getFileName(),
                'line' => $r->getStartLine(),
            ];

$this->classInfo[$class] = [$i, $parents, $hasDebugInfo, $fileInfo];
        }

$stub->attr += $fileInfo;
        $a = Caster::castObject($obj, $class, $hasDebugInfo);

try {
            while ($i--) {
                if (!empty($this->casters[$p = $parents[$i]])) {
                    foreach ($this->casters[$p] as $callback) {
                        $a = $callback($obj, $a, $stub, $isNested, $this->filter);
                    }
                }
            }
        } catch (\Exception $e) {
            $a = [(Stub::TYPE_OBJECT === $stub->type ? Caster::PREFIX_VIRTUAL : '').'⚠' => new ThrowingCasterException($e)] + $a;
        }

return $a;
    }

/**
     * Casts a resource to an array representation.
     *
     * @param bool $isNested True if the object is nested in the dumped structure
     *
     * @return array The resource casted as array
     */
    protected function castResource(Stub $stub, $isNested)
    {
        $a = [];
        $res = $stub->value;
        $type = $stub->class;

try {
            if (!empty($this->casters[':'.$type])) {
                foreach ($this->casters[':'.$type] as $callback) {
                    $a = $callback($res, $a, $stub, $isNested, $this->filter);
                }
            }
        } catch (\Exception $e) {
            $a = [(Stub::TYPE_OBJECT === $stub->type ? Caster::PREFIX_VIRTUAL : '').'⚠' => new ThrowingCasterException($e)] + $a;
        }

return $a;
    }
}

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