{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"FnTrait::AsyncFn"}]}
            FnTrait::AsyncFn | FnTrait::Fn => rust_ir::ClosureKind::Fn,
            FnTrait::AsyncFnMut | FnTrait::FnMut => rust_ir::ClosureKind::FnMut,
        }