maybeWhen<TResult extends Object?> method
TResult
maybeWhen<TResult extends Object?>(
- TResult $default(
- MeasurementInput? referenceHeight,
- MeasurementInput? productLevelHeight,
- MeasurementInput? correctedLevelHeight,
- MeasurementInput? waterHeight,
- MeasurementInput? ambientLineVolume,
- MeasurementInput? ambientDensity,
- MeasurementInput? ambientTemperature,
- MeasurementInput? averageTankTemperature,
- required TResult orElse(),
A variant of when that fallback to an orElse callback.
It is equivalent to doing:
switch (sealedClass) {
case Subclass(:final field):
return ...;
case _:
return orElse();
}
Implementation
@optionalTypeArgs TResult maybeWhen<TResult extends Object?>(TResult Function( MeasurementInput? referenceHeight, MeasurementInput? productLevelHeight, MeasurementInput? correctedLevelHeight, MeasurementInput? waterHeight, MeasurementInput? ambientLineVolume, MeasurementInput? ambientDensity, MeasurementInput? ambientTemperature, MeasurementInput? averageTankTemperature)? $default,{required TResult orElse(),}) {final _that = this;
switch (_that) {
case _MeasurementsInput() when $default != null:
return $default(_that.referenceHeight,_that.productLevelHeight,_that.correctedLevelHeight,_that.waterHeight,_that.ambientLineVolume,_that.ambientDensity,_that.ambientTemperature,_that.averageTankTemperature);case _:
return orElse();
}
}