{"ast_node_type":"other","tokens":[{"end":94,"kind":"keyword","start":0,"text":"header.coroutine_kind.map(|coroutine_kind|"}]}
        header.coroutine_kind.map(|coroutine_kind| self.print_coroutine_kind(coroutine_kind));
        self.print_constness(header.constness);
        self.print_safety(header.safety);