if (v.has_subcomponent()) {
      hash_result ^= std::hash<std::string>{}(v.subcomponent()) << 1;
    }
    if (v.has_error_code()) {
      hash_result ^= std::hash<int>{}(v.error_code()) << 2;
    }
    if (v.has_operator_() && v.operator_().has_name()) {
      hash_result ^= std::hash<std::string>{}(v.operator_().name()) << 3;
    }
    return hash_result;
  }
};

// The comparison function for ConverterErrorData.