The file event type.
@:value(cast 2)@:impl@:enuminlineread onlyChanged:FileChangeType = 2
The file got changed.
@:value(cast 1)@:impl@:enuminlineread onlyCreated:FileChangeType = 1
The file got created.
@:value(cast 3)@:impl@:enuminlineread onlyDeleted:FileChangeType = 3
The file got deleted.