Function PrintAsCSV

tools/feature_list/feature_list.cpp:141–173

}

void PrintAsCSV(vector<string> const & columns, char const delimiter, ostream & out)
{
  bool first = true;
  for (string value : columns)
  {
    // Newlines are hard to process, replace them with spaces. And trim the
    // string.
    replace(value.begin(), value.end(), '\r', ' ');
    replace(value.begin(), value.end(), '\n', ' ');
    strings::Trim(value);

    if (first)
      first = false;
    else
      out << delimiter;
    bool needsQuotes = value.find('"') != string::npos || value.find(delimiter) != string::npos;
    if (!needsQuotes)
    {
      out << value;
    }
    else
    {
      size_t pos = 0;
      while ((pos = value.find('"', pos)) != string::npos)
      {
        value.insert(pos, 1, '"');
        pos += 2;
      }
      out << '"' << value << '"';
    }
  }
  out << endl;
}

class Processor
{