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<?php
declare(strict_types=1);
namespace Doctrine\ORM\Persisters;
use Doctrine\ORM\Exception\PersisterException;
use function sprintf;
final class MatchingAssociationFieldRequiresObject extends \Exception implements PersisterException
{
public static function fromClassAndAssociation(string $class, string $associationName) : self
return new self(sprintf(
'Cannot match on %s::%s with a non-object value. Matching objects by id is ' .
'not compatible with matching on an in-memory collection, which compares objects by reference.',
$class,
$associationName
));
}