Method Make

cpp/src/arrow/scalar.cc:707–719

          is_valid) {}

Result<std::shared_ptr<StructScalar>> StructScalar::Make(
    ScalarVector values, std::vector<std::string> field_names) {
  if (values.size() != field_names.size()) {
    return Status::Invalid("Mismatching number of field names and child scalars");
  }

  FieldVector fields(field_names.size());
  for (size_t i = 0; i < fields.size(); ++i) {
    fields[i] = arrow::field(std::move(field_names[i]), values[i]->type);
  }

  return std::make_shared<StructScalar>(std::move(values), struct_(std::move(fields)));
}

Result<std::shared_ptr<Scalar>> StructScalar::field(FieldRef ref) const {
  ARROW_ASSIGN_OR_RAISE(auto path, ref.FindOne(*type));