generateHeader method

String? generateHeader()

Implementation

String? generateHeader() {
  if (_attributes.isEmpty) {
    return null;
  }

  var params = _attributes.entries.map((entry) {
    return entry.key + '=' + Uri.encodeQueryComponent(entry.value.join(','));
  }).toList();
  params.sort(); // i so hate the sort function
  return params.join(',');
}