{"ast_node_type":"other","tokens":[{"end":98,"kind":"keyword","start":0,"text":"matches!(tcx.get_diagnostic_name(def_id),"}]}
                        matches!(tcx.get_diagnostic_name(def_id), Some(sym::Option | sym::Result))
                    let is_option_or_result = parent_self_ty.is_some_and(|def_id| {
                    });