{"ast_node_type":"other","tokens":[{"end":58,"kind":"keyword","start":0,"text":"repr_options:"}]}
    repr_options: Table<DefIndex, LazyValue<ReprOptions>>,
    params_in_repr: Table<DefIndex, LazyValue<DenseBitSet<u32>>>,
    // `def_keys` and `def_path_hashes` represent a lazy version of a