Method WriteChildren

cpp/src/arrow/integration/json_internal.cc:746–758

  }

  Status WriteChildren(const FieldVector& fields,
                       const std::vector<std::shared_ptr<Array>>& arrays) {
    // NOTE: the Java parser fails on an empty "children" member (ARROW-11483).
    if (fields.size() == 0) return Status::OK();

    writer_->Key("children");
    writer_->StartArray();
    for (auto [field, array] : Zip(fields, arrays)) {
      RETURN_NOT_OK(VisitArray(field->name(), *array));
    }
    writer_->EndArray();
    return Status::OK();
  }

  Status Visit(const NullArray& array) {
    SetNoChildren();