Function BuildFromExamples

cpp/src/arrow/csv/converter_benchmark.cc:40–51

::arrow::BenchmarkMemoryTracker memory_tracker;

static std::shared_ptr<BlockParser> BuildFromExamples(
    const std::vector<std::string>& base_rows, int32_t num_rows) {
  std::vector<std::string> rows;
  for (int32_t i = 0; i < num_rows; ++i) {
    rows.push_back(base_rows[i % base_rows.size()]);
  }

  std::shared_ptr<BlockParser> result;
  MakeCSVParser(rows, ParseOptions::Defaults(), -1, memory_tracker.memory_pool(),
                &result);
  return result;
}

static std::shared_ptr<BlockParser> BuildInt64Data(int32_t num_rows) {
  const std::vector<std::string> base_rows = {"123\n", "4\n",   "-317005557\n",