allow vendord

vendor/psy/psysh/src/Util/DependencyChecker.php

@@ -0,0 +1,49 @@
+<?php
+
+/*
+ * This file is part of Psy Shell.
+ *
+ * (c) 2012-2025 Justin Hileman
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Psy\Util;
+
+/**
+ * Utility for checking PHP function availability.
+ */
+class DependencyChecker
+{
+    /**
+     * Check if all functions in a list are available (exist and not disabled).
+     *
+     * @param string[] $functions List of function names to check
+     */
+    public static function functionsAvailable(array $functions): bool
+    {
+        foreach ($functions as $func) {
+            if (!\function_exists($func)) {
+                return false;
+            }
+        }
+
+        return empty(self::functionsDisabled($functions));
+    }
+
+    /**
+     * Check if any functions in a list are disabled.
+     *
+     * @param string[] $functions List of function names to check
+     *
+     * @return string[] List of disabled functions
+     */
+    public static function functionsDisabled(array $functions): array
+    {
+        $disabled = \array_map('strtolower', \array_map('trim', \explode(',', \ini_get('disable_functions'))));
+        $disabledFunctions = \array_intersect($functions, $disabled);
+
+        return $disabledFunctions;
+    }
+}