updateSpeed method Null safety

dynamic updateSpeed(
  1. EngineSettings settings
)

Update speed

Implementation

updateSpeed(EngineSettings settings) {
  final _speed = Speed(removeTrailingZeros: true);
  _speed.convert(SPEED.kilometers_per_hour, result.speed);
  final speed =
      settings.isMetric ? _speed.kilometers_per_hour : _speed.miles_per_hour;

  this.speed.value = '${speed.value!.to2Dp}${speed.symbol}';
}