{"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"CoroutineKind::Coroutine(_)"}]}
            CoroutineKind::Coroutine(_) => "coroutines".to_string(),
            CoroutineKind::Desugared(d, CoroutineSource::Closure) => format!("{d:#}closure bodies"),
        }