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Diffstat (limited to 'vendor/ramsey/uuid/src/Rfc4122/NilTrait.php')
-rw-r--r-- | vendor/ramsey/uuid/src/Rfc4122/NilTrait.php | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/vendor/ramsey/uuid/src/Rfc4122/NilTrait.php b/vendor/ramsey/uuid/src/Rfc4122/NilTrait.php new file mode 100644 index 000000000..9a9774d89 --- /dev/null +++ b/vendor/ramsey/uuid/src/Rfc4122/NilTrait.php @@ -0,0 +1,41 @@ +<?php + +/** + * This file is part of the ramsey/uuid library + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + * + * @copyright Copyright (c) Ben Ramsey <ben@benramsey.com> + * @license http://opensource.org/licenses/MIT MIT + */ + +declare(strict_types=1); + +namespace Ramsey\Uuid\Rfc4122; + +/** + * Provides common functionality for nil UUIDs + * + * The nil UUID is special form of UUID that is specified to have all 128 bits + * set to zero. + * + * @link https://tools.ietf.org/html/rfc4122#section-4.1.7 RFC 4122, ยง 4.1.7: Nil UUID + * + * @psalm-immutable + */ +trait NilTrait +{ + /** + * Returns the bytes that comprise the fields + */ + abstract public function getBytes(): string; + + /** + * Returns true if the byte string represents a nil UUID + */ + public function isNil(): bool + { + return $this->getBytes() === "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"; + } +} |