Method "Twig\Extension\ExtensionInterface::getTests()" might add "array" as a native return type declaration in the future. Do the same in implementation "Lelyfoto\Twig\InstanceOf\Extension\InstanceOfExtension" now to avoid errors or add an explicit @return annotation to suppress this message.
The return type was missing, causing
Method "Twig\Extension\ExtensionInterface::getTests()" might add "array" as a native return type declaration in the future. Do the same in implementation "Lelyfoto\Twig\InstanceOf\Extension\InstanceOfExtension" now to avoid errors or add an explicit @return annotation to suppress this message.
messages in bin/console output