vendor/symfony/property-access/PropertyAccessor.php

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<?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\PropertyAccess;

use Symfony\Component\PropertyAccess\Exception\AccessException;
use Symfony\Component\PropertyAccess\Exception\InvalidArgumentException;
use Symfony\Component\PropertyAccess\Exception\NoSuchIndexException;
use Symfony\Component\PropertyAccess\Exception\NoSuchPropertyException;
use Symfony\Component\PropertyAccess\Exception\UnexpectedTypeException;

/**
 * Default implementation of {@link PropertyAccessorInterface}.
 *
 * @author Bernhard Schussek <bschussek@gmail.com>
 * @author Kévin Dunglas <dunglas@gmail.com>
 * @author Nicolas Grekas <p@tchwork.com>
 */
class PropertyAccessor implements PropertyAccessorInterface
{
    /**
     * @internal
     */
    const VALUE = 0;

    /**
     * @internal
     */
    const REF = 1;

    /**
     * @internal
     */
    const IS_REF_CHAINED = 2;

    /**
     * @internal
     */
    const ACCESS_HAS_PROPERTY = 0;

    /**
     * @internal
     */
    const ACCESS_TYPE = 1;

    /**
     * @internal
     */
    const ACCESS_NAME = 2;

    /**
     * @internal