{"ast_node_type":"other","tokens":[{"end":47,"kind":"keyword","start":0,"text":"self.print_constness(header.constness);"}]}
        self.print_constness(header.constness);
    fn print_fn_header_info(&mut self, header: ast::FnHeader) {
        header.coroutine_kind.map(|coroutine_kind| self.print_coroutine_kind(coroutine_kind));