message: closing fstream
diff: @@ -18,8 +18,10 @@ Status Table::FromCSV(const std::string &path, std::unique_ptr<Table> *tableOut)
  Status Table::WriteCSV(const std::string &path) {
  std::ofstream out_csv;
  out_csv.open(path);
  - return twisterx::print_to_ostream(this->get_id(), 0,
  + twisterx::Status status = twisterx::print_to_ostream(this->get_id(), 0,
  this->columns(), 0, this->rows(), out_csv);
  + out_csv.close();
  + return status;
  }
  int Table::columns() {
  