orElse method
Alter the value when provided with an empty optional
Implementation
Using<T> orElse(final T Function(T value) mapper) {
return Using<T>(super.value).map((value) => optional.isPresent ? value : mapper(value));
}
Alter the value when provided with an empty optional
Using<T> orElse(final T Function(T value) mapper) {
return Using<T>(super.value).map((value) => optional.isPresent ? value : mapper(value));
}