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vendor/ramsey/uuid/src/Rfc4122/MaxTrait.php

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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\Rfc4122;
+
+/**
+ * Provides common functionality for max UUIDs
+ *
+ * The max UUID is special form of UUID that is specified to have all 128 bits
+ * set to one. It is the inverse of the nil UUID.
+ *
+ * @link https://datatracker.ietf.org/doc/html/draft-ietf-uuidrev-rfc4122bis-00#section-5.10 Max UUID
+ *
+ * @psalm-immutable
+ */
+trait MaxTrait
+{
+    /**
+     * Returns the bytes that comprise the fields
+     */
+    abstract public function getBytes(): string;
+
+    /**
+     * Returns true if the byte string represents a max UUID
+     */
+    public function isMax(): bool
+    {
+        return $this->getBytes() === "\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff";
+    }
+}