{"ast_node_type":"other","tokens":[{"end":83,"kind":"keyword","start":0,"text":"//"}]}
        // `ignored_derived_traits` is computed for the enum, not for the variants.
        let mut encl_def_id = parent_item.unwrap_or(first_item.def_id);
        if let DefKind::Variant = tcx.def_kind(encl_def_id) {