| @@ -26,9 +26,9 @@ | ||
| 26 | 26 | * @param bool $byRef Whether is passed by reference |
| 27 | 27 | * @param bool $variadic Whether this is a variadic argument |
| 28 | 28 | * @param array $attributes Additional attributes |
| 29 | 29 | */ |
| 30 | - public function __construct($name, Expr $default = null, $type = null, $byRef = false, $variadic = false, array $attributes = array()) { | |
| 30 | + public function __construct($name, ?Expr $default = null, $type = null, $byRef = false, $variadic = false, array $attributes = array()) { | |
| 31 | 31 | parent::__construct($attributes); |
| 32 | 32 | $this->type = $type; |
| 33 | 33 | $this->byRef = $byRef; |
| 34 | 34 | $this->variadic = $variadic; |