Function ParseCSVRow

libs/base/string_utils.cpp:489–535

}  // namespace

void ParseCSVRow(std::string const & row, char const delimiter, std::vector<std::string> & target)
{
  target.clear();

  std::string prevColumns;
  for (TokenizeIterator<SimpleDelimiter, std::string::const_iterator, true /* KeepEmptyTokens */> it{
           row.begin(), row.end(), delimiter};
       it; ++it)
  {
    std::string_view column = *it;
    size_t const quotesCount = std::count(column.begin(), column.end(), '"');
    bool const evenQuotes = quotesCount % 2 == 0;
    if (prevColumns.empty())
    {
      if (evenQuotes)
      {
        if (quotesCount == 0)
          target.emplace_back(column);
        else
        {
          std::string strColumn{column};
          target.push_back(UnescapeCSVColumn(strColumn));
        }
      }
      else
      {
        prevColumns = column;
        prevColumns.push_back(',');
      }
    }
    else
    {
      prevColumns.append(column);
      if (evenQuotes)
        prevColumns.push_back(',');
      else
      {
        target.push_back(UnescapeCSVColumn(prevColumns));
        prevColumns.clear();
      }
    }
  }

  // Special case: if the string is empty, return an empty array instead of {""}.
  if (target.size() == 1 && target[0].empty())
    target.clear();
}

}  // namespace strings