Use CPP where possible

Author: alexandre-daubois

Iterator/FileTypeFilterIterator.php

@@ -23,16 +23,14 @@ class FileTypeFilterIterator extends \FilterIterator
     public const ONLY_FILES = 1;
     public const ONLY_DIRECTORIES = 2;
 
-    private int $mode;
-
     /**
      * @param \Iterator<string, \SplFileInfo> $iterator The Iterator to filter
      * @param int                             $mode     The mode (self::ONLY_FILES or self::ONLY_DIRECTORIES)
      */
-    public function __construct(\Iterator $iterator, int $mode)
-    {
-        $this->mode = $mode;
-
+    public function __construct(
+        \Iterator $iterator,
+        private int $mode,
+    ) {
         parent::__construct($iterator);
     }