brazanation / php-documents

src/NFeAccessKey.php

Doc Comments +3 added lines

@@ -92,6 +92,9 @@
         return $digits === substr($number, -1);
     }
 
+    /**
+     * @return string
+     */
     private static function calculateDigits($baseNumber)
     {
         $calculator = new DigitCalculator($baseNumber);