58 lines
1.2 KiB
PHP
58 lines
1.2 KiB
PHP
<?php
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/**
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* This file is part of the ramsey/uuid library
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*
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* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
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* @license http://opensource.org/licenses/MIT MIT
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*/
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declare(strict_types=1);
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namespace Ramsey\Uuid\Rfc4122;
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/**
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* Provides common functionality for handling the version, as defined by RFC 4122
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*
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* @psalm-immutable
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*/
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trait VersionTrait
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{
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/**
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* Returns the version
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*/
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abstract public function getVersion(): ?int;
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/**
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* Returns true if these fields represent a nil UUID
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*/
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abstract public function isNil(): bool;
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/**
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* Returns true if the version matches one of those defined by RFC 4122
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*
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* @return bool True if the UUID version is valid, false otherwise
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*/
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private function isCorrectVersion(): bool
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{
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if ($this->isNil()) {
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return true;
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}
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switch ($this->getVersion()) {
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case 1:
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case 2:
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case 3:
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case 4:
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case 5:
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case 6:
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return true;
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}
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return false;
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}
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}
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