Function IndexOutOfBoundsError

common/values/error_value.h:192–198

// avoid ambiguous overload issues for smaller integral types like `int`.
template <typename T>
std::enable_if_t<std::conjunction_v<std::is_integral<T>, std::is_unsigned<T>,
                                    std::negation<std::is_same<T, size_t>>>,
                 ErrorValue>
IndexOutOfBoundsError(T index) {
  static_assert(sizeof(T) <= sizeof(size_t));
  return IndexOutOfBoundsError(static_cast<size_t>(index));
}
template <typename T>
std::enable_if_t<std::conjunction_v<std::is_integral<T>, std::is_signed<T>,
                                    std::negation<std::is_same<T, ptrdiff_t>>>,