{"ast_node_type":"other","tokens":[{"end":72,"kind":"keyword","start":0,"text":"debug_assert_eq!(adt_def.non_enum_variant().def_id,"}]}
            debug_assert_eq!(adt_def.non_enum_variant().def_id, def_id);
            debug_assert_eq!(adt_def.variants().len(), 1);
            // Therefore, the loop over variants will encode its fields as the adt's children.