Missing dependancies

www-api/vendor/friendsofphp/php-cs-fixer/src/Cache/Signature.php

@@ -0,0 +1,98 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of PHP CS Fixer.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *     Dariusz Rumiński <dariusz.ruminski@gmail.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace PhpCsFixer\Cache;
+
+/**
+ * @author Andreas Möller <am@localheinz.com>
+ *
+ * @internal
+ */
+final class Signature implements SignatureInterface
+{
+    private string $phpVersion;
+
+    private string $fixerVersion;
+
+    private string $indent;
+
+    private string $lineEnding;
+
+    /**
+     * @var array<string, array<string, mixed>|bool>
+     */
+    private array $rules;
+
+    /**
+     * @param array<string, array<string, mixed>|bool> $rules
+     */
+    public function __construct(string $phpVersion, string $fixerVersion, string $indent, string $lineEnding, array $rules)
+    {
+        $this->phpVersion = $phpVersion;
+        $this->fixerVersion = $fixerVersion;
+        $this->indent = $indent;
+        $this->lineEnding = $lineEnding;
+        $this->rules = self::makeJsonEncodable($rules);
+    }
+
+    public function getPhpVersion(): string
+    {
+        return $this->phpVersion;
+    }
+
+    public function getFixerVersion(): string
+    {
+        return $this->fixerVersion;
+    }
+
+    public function getIndent(): string
+    {
+        return $this->indent;
+    }
+
+    public function getLineEnding(): string
+    {
+        return $this->lineEnding;
+    }
+
+    public function getRules(): array
+    {
+        return $this->rules;
+    }
+
+    public function equals(SignatureInterface $signature): bool
+    {
+        return $this->phpVersion === $signature->getPhpVersion()
+            && $this->fixerVersion === $signature->getFixerVersion()
+            && $this->indent === $signature->getIndent()
+            && $this->lineEnding === $signature->getLineEnding()
+            && $this->rules === $signature->getRules();
+    }
+
+    /**
+     * @param array<string, array<string, mixed>|bool> $data
+     *
+     * @return array<string, array<string, mixed>|bool>
+     */
+    private static function makeJsonEncodable(array $data): array
+    {
+        array_walk_recursive($data, static function (&$item): void {
+            if (\is_string($item) && !mb_detect_encoding($item, 'utf-8', true)) {
+                $item = base64_encode($item);
+            }
+        });
+
+        return $data;
+    }
+}