Method ValueOr

cpp/src/arrow/result.h:373–378

Move and return the internally stored value or alternative if an error is stored.

  /// Move and return the internally stored value or alternative if an error is stored.
  T ValueOr(T alternative) && {
    if (!ok()) {
      return alternative;
    }
    return MoveValueUnsafe();
  }

  /// Return a copy of the internally stored value or alternative if an error is stored.
  T ValueOr(T alternative) const& {