{"ast_node_type":"other","tokens":[{"end":72,"kind":"keyword","start":0,"text":"//"}]}
            // guide inference here, since it's beneficial for the user.
            // `F: FnOnce() -> Fut, Fut: Future<Output = T>` style bound. Let's still
            hir::ClosureKind::CoroutineClosure(hir::CoroutineDesugaring::Async)