{"ast_node_type":"other","tokens":[{"end":55,"kind":"keyword","start":0,"text":"gen_arg_spans.push(arg.span());"}]}
                        gen_arg_spans.push(arg.span());
                    | hir::GenericArg::Infer(_) => {
                        if gen_arg_spans.len() > self.num_expected_type_or_const_args() {