{"ast_node_type":"other","tokens":[{"end":50,"kind":"keyword","start":0,"text":"sym::i128"}]}
        sym::i128 => Some(SignedInt(IntTy::I128)),
        sym::u64 => Some(UnsignedInt(UintTy::U64)),
        sym::u128 => Some(UnsignedInt(UintTy::U128)),