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<?php
declare(strict_types=1);
namespace Doctrine\ORM\Query\AST;
/**
* AssociationPathExpression ::= CollectionValuedPathExpression | SingleValuedAssociationPathExpression
* SingleValuedPathExpression ::= StateFieldPathExpression | SingleValuedAssociationPathExpression
* StateFieldPathExpression ::= SimpleStateFieldPathExpression | SimpleStateFieldAssociationPathExpression
* SingleValuedAssociationPathExpression ::= IdentificationVariable "." SingleValuedAssociationField
* CollectionValuedPathExpression ::= IdentificationVariable "." CollectionValuedAssociationField
* StateField ::= {EmbeddedClassStateField "."}* SimpleStateField
* SimpleStateFieldPathExpression ::= IdentificationVariable "." StateField
*/
class PathExpression extends Node
{
public const TYPE_COLLECTION_VALUED_ASSOCIATION = 2;
public const TYPE_SINGLE_VALUED_ASSOCIATION = 4;
public const TYPE_STATE_FIELD = 8;
/**
* @var int|null
* @psalm-var self::TYPE_*|null
*/
public $type;
/**
* @var int
* @psalm-var int-mask-of<self::TYPE_*>
*/
public $expectedType;
/** @var string */
public $identificationVariable;
/** @var string|null */
public $field;
/**
* @param int $expectedType
* @param string $identificationVariable
* @param string|null $field
* @psalm-param int-mask-of<self::TYPE_*> $expectedType
*/
public function __construct($expectedType, $identificationVariable, $field = null)
{
$this->expectedType = $expectedType;
$this->identificationVariable = $identificationVariable;
$this->field = $field;
}
/**
* {@inheritdoc}
*/
public function dispatch($walker)
{
return $walker->walkPathExpression($this);
}
}
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