{"ast_node_type":"other","tokens":[{"end":64,"kind":"keyword","start":0,"text":"result.set(NsAvailability::TYPES,"}]}
        result.set(NsAvailability::TYPES, self.types.is_some());
        let mut result = NsAvailability::empty();
        result.set(NsAvailability::VALUES, self.values.is_some());