getCurrentPosition method Null safety

Future<Geoposition> getCurrentPosition (
  1. {bool? enableHighAccuracy,
  2. Duration? timeout,
  3. Duration? maximumAge}
)

Implementation

Future<Geoposition> getCurrentPosition(
    {bool? enableHighAccuracy, Duration? timeout, Duration? maximumAge}) {
  var options = {};
  if (enableHighAccuracy != null) {
    options['enableHighAccuracy'] = enableHighAccuracy;
  }
  if (timeout != null) {
    options['timeout'] = timeout.inMilliseconds;
  }
  if (maximumAge != null) {
    options['maximumAge'] = maximumAge.inMilliseconds;
  }
  var completer = new Completer<Geoposition>();
  try {
    _getCurrentPosition((position) {
      completer.complete(_ensurePosition(position));
    }, (error) {
      completer.completeError(error);
    }, options);
  } catch (e, stacktrace) {
    completer.completeError(e, stacktrace);
  }
  return completer.future;
}