burnbright / omnipay-paystation

src/Message/HasCardFields.php

Doc Comments +3 added lines, -1 removed lines

@@ -45,7 +45,8 @@ 
 
     /**
      * @param string  Field to look for in the response (case-sensitive)
-     * @return mixed|null  Value if it's present in the response, null if it's not
+     * @param string $key
+     * @return null|string  Value if it's present in the response, null if it's not
      */
     protected function getResponseField($key)
     {
@@ -58,6 +59,7 @@ 
 
     /**
      * @param string  Expiry date in "yymm" format
+     * @param null|string $yymm
      * @return int[]|null[]  Array with two elements, year and month
      */
     protected function convertExpiryDate($yymm)