@@ -83,7 +83,7 @@ |
||
83 | 83 | } |
84 | 84 | |
85 | 85 | /** |
86 | - * @return string|null |
|
86 | + * @return string |
|
87 | 87 | */ |
88 | 88 | private function getUnitFromOptions() { |
89 | 89 | $unit = $this->getOption( self::OPT_UNIT ); |