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<?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\UuidInterface;

/**
 * A name generator generates strings of binary data created by hashing together
 * a namespace with a name, according to a hashing algorithm
 */
interface NameGeneratorInterface
{
    /**
     * Generate a binary string from a namespace and name hashed together with
     * the specified hashing algorithm
     *
     * @param UuidInterface $ns The namespace
     * @param string $name The name to use for creating a UUID
     * @param string $hashAlgorithm The hashing algorithm to use
     *
     * @return string A binary string
     *
     * @psalm-pure
     */
    public function generate(UuidInterface $ns, string $name, string $hashAlgorithm): string;
}