refactored mac-token-type

Author: jorenvandeweyer

lib/token-types/mac-token-type.js

@@ -10,8 +10,10 @@ const ServerError = require('../errors/server-error');
  * Constructor.
  */
 
-function MacTokenType() {
-  throw new ServerError('Not implemented.');
+class MacTokenType {
+  constructor()  {
+    throw new ServerError('Not implemented.');
+  }
 }
 
 /**