@@ -12,7 +12,7 @@ discard block |
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| 12 | 12 | protected $identifier; |
| 13 | 13 | |
| 14 | 14 | /** |
| 15 | - * @return mixed |
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| 15 | + * @return string |
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| 16 | 16 | */ |
| 17 | 17 | public function getIdentifier() |
| 18 | 18 | { |
@@ -28,7 +28,7 @@ discard block |
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| 28 | 28 | } |
| 29 | 29 | |
| 30 | 30 | /** |
| 31 | - * @return mixed |
|
| 31 | + * @return string |
|
| 32 | 32 | */ |
| 33 | 33 | function jsonSerialize() |
| 34 | 34 | { |