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Diffstat (limited to 'vendor/ramsey/uuid/src/Generator/DefaultNameGenerator.php')
-rw-r--r-- | vendor/ramsey/uuid/src/Generator/DefaultNameGenerator.php | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/vendor/ramsey/uuid/src/Generator/DefaultNameGenerator.php b/vendor/ramsey/uuid/src/Generator/DefaultNameGenerator.php new file mode 100644 index 000000000..270e8fbe1 --- /dev/null +++ b/vendor/ramsey/uuid/src/Generator/DefaultNameGenerator.php @@ -0,0 +1,43 @@ +<?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\Generator; + +use Ramsey\Uuid\Exception\NameException; +use Ramsey\Uuid\UuidInterface; + +use function hash; + +/** + * DefaultNameGenerator generates strings of binary data based on a namespace, + * name, and hashing algorithm + */ +class DefaultNameGenerator implements NameGeneratorInterface +{ + /** @psalm-pure */ + public function generate(UuidInterface $ns, string $name, string $hashAlgorithm): string + { + /** @var string|bool $bytes */ + $bytes = @hash($hashAlgorithm, $ns->getBytes() . $name, true); + + if ($bytes === false) { + throw new NameException(sprintf( + 'Unable to hash namespace and name with algorithm \'%s\'', + $hashAlgorithm + )); + } + + return (string) $bytes; + } +} |