Missing dependancies

www-api/vendor/friendsofphp/php-cs-fixer/src/FixerConfiguration/AllowedValueSubset.php

@@ -0,0 +1,63 @@
+<?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\FixerConfiguration;
+
+/**
+ * @internal
+ */
+final class AllowedValueSubset
+{
+    /**
+     * @var list<string>
+     */
+    private array $allowedValues;
+
+    /**
+     * @param list<string> $allowedValues
+     */
+    public function __construct(array $allowedValues)
+    {
+        $this->allowedValues = $allowedValues;
+        sort($this->allowedValues, SORT_FLAG_CASE | SORT_STRING);
+    }
+
+    /**
+     * Checks whether the given values are a subset of the allowed ones.
+     *
+     * @param mixed $values the value to validate
+     */
+    public function __invoke($values): bool
+    {
+        if (!\is_array($values)) {
+            return false;
+        }
+
+        foreach ($values as $value) {
+            if (!\in_array($value, $this->allowedValues, true)) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * @return list<string>
+     */
+    public function getAllowedValues(): array
+    {
+        return $this->allowedValues;
+    }
+}