1 files changed, 22 insertions, 19 deletions
diff --git a/src/NXP/Classes/Token.php b/src/NXP/Classes/Token.php
index 924771e..b2a0a64 100644
--- a/src/NXP/Classes/Token.php
+++ b/src/NXP/Classes/Token.php
@@ -4,31 +4,34 @@ namespace NXP\Classes;
 
 class Token
 {
-    public const Literal = "literal";
-    public const Variable = "variable";
-    public const Operator = "operator";
-    public const LeftParenthesis = "LP";
-    public const RightParenthesis = "RP";
-    public const Function = "function";
-    public const ParamSeparator = "separator";
-    public const String = "string";
-    public const Space = "space";
-
-    /** @var self::* */
-    public $type = self::Literal;
-
-    /** @var float|string */
+    public const Literal = 'literal';
+
+    public const Variable = 'variable';
+
+    public const Operator = 'operator';
+
+    public const LeftParenthesis = 'LP';
+
+    public const RightParenthesis = 'RP';
+
+    public const Function = 'function';
+
+    public const ParamSeparator = 'separator';
+
+    public const String = 'string';
+
+    public const Space = 'space';
+
+    public string $type = self::Literal;
+
     public $value;
 
-    /** @var string */
-    public $name;
+    public ?string $name;
 
     /**
      * Token constructor.
-     * @param self::* $type
-     * @param float|string $value
      */
-    public function __construct(string $type, $value, string $name = null)
+    public function __construct(string $type, $value, ?string $name = null)
     {
         $this->type = $type;
         $this->value = $value;