Method printNonNull

bolt/vector/VectorPrinter.cpp:183–222

 protected:
  std::string printNonNull(vector_size_t index, const std::string& indent)
      const override {
    std::stringstream out;

    auto mapVector = decoded_.base()->as<MapVector>();
    auto mapIndex = decoded_.index(index);

    const auto& keys = children_[0];
    const auto& values = children_[1];

    auto offset = mapVector->offsetAt(mapIndex);
    auto size = mapVector->sizeAt(mapIndex);

    auto newIndent = addIndent(indent);

    bool fixedWidthKey = mapVector->type()->childAt(0)->isFixedWidth();
    bool fixedWidthValue = mapVector->type()->childAt(1)->isFixedWidth();

    for (auto i = 0; i < size; ++i) {
      if (fixedWidthKey) {
        out << indent << "Key " << i << ": "
            << printFixedWidth(keys->decoded(), offset + i) << std::endl;
      } else {
        out << indent << "Key " << i << ": " << values->summarize(offset + i)
            << std::endl;
        out << keys->print(offset + i, newIndent);
      }

      if (fixedWidthValue) {
        out << indent << "Value " << i << ": "
            << printFixedWidth(values->decoded(), offset + i) << std::endl;
      } else {
        out << indent << "Value " << i << ": " << values->summarize(offset + i)
            << std::endl;
        out << values->print(offset + i, newIndent);
      }
    }

    return out.str();
  }

  std::string summarizeNonNull(vector_size_t index) const override {
    auto* base = decoded_.base();