cleaned up composer

vendor/nikic/php-parser/lib/PhpParser/Node/Expr/ArrayDimFetch.php

@@ -4,31 +4,30 @@ namespace PhpParser\Node\Expr;
 
 use PhpParser\Node\Expr;
 
-class ArrayDimFetch extends Expr
-{
+class ArrayDimFetch extends Expr {
     /** @var Expr Variable */
-    public $var;
+    public Expr $var;
     /** @var null|Expr Array index / dim */
-    public $dim;
+    public ?Expr $dim;
 
     /**
      * Constructs an array index fetch node.
      *
-     * @param Expr      $var        Variable
-     * @param null|Expr $dim        Array index / dim
-     * @param array     $attributes Additional attributes
+     * @param Expr $var Variable
+     * @param null|Expr $dim Array index / dim
+     * @param array<string, mixed> $attributes Additional attributes
      */
-    public function __construct(Expr $var, Expr $dim = null, array $attributes = []) {
+    public function __construct(Expr $var, ?Expr $dim = null, array $attributes = []) {
         $this->attributes = $attributes;
         $this->var = $var;
         $this->dim = $dim;
     }
 
-    public function getSubNodeNames() : array {
+    public function getSubNodeNames(): array {
         return ['var', 'dim'];
     }
-    
-    public function getType() : string {
+
+    public function getType(): string {
         return 'Expr_ArrayDimFetch';
     }
 }