{"ast_node_type":"other","tokens":[{"end":78,"kind":"keyword","start":0,"text":"AggregateKind::Adt(_,"}]}
            AggregateKind::Adt(_, variant_index, _, _, None) => variant_index,
            | AggregateKind::Coroutine(..) => FIRST_VARIANT,
            // Do not track unions.