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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\Config\Resource;
- /**
- * ResourceInterface is the interface that must be implemented by all Resource classes.
- *
- * @author Fabien Potencier <fabien@symfony.com>
- */
- interface ResourceInterface
- {
- /**
- * Returns a string representation of the Resource.
- *
- * This method is necessary to allow for resource de-duplication, for example by means
- * of array_unique(). The string returned need not have a particular meaning, but has
- * to be identical for different ResourceInterface instances referring to the same
- * resource; and it should be unlikely to collide with that of other, unrelated
- * resource instances.
- *
- * @return string A string representation unique to the underlying Resource
- */
- public function __toString();
- }
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