{"ast_node_type":"other","tokens":[{"end":62,"kind":"keyword","start":0,"text":"AggregateKind::CoroutineClosure(_,"}]}
                AggregateKind::CoroutineClosure(_, _) => None,
                AggregateKind::Coroutine(_, _) => None,
                AggregateKind::RawPtr(_, _) => None,