@@ -250,7 +250,7 @@ |
||
250 | 250 | |
251 | 251 | /** |
252 | 252 | * @param mixed $entity |
253 | - * @return string|int |
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253 | + * @return null|callable |
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254 | 254 | */ |
255 | 255 | private function getIdentifier($entity) |
256 | 256 | { |