MapOnOption<T> extension

将Option?转化为Option

on

• FutureOr<Option<T>?>

Methods

mapOption<S>({required FutureOr<S> ifNone(), required FutureOr<S> ifSome(T v)}) → FutureOr<S>

Available on FutureOr<Option<T>?>, provided by the MapOnOption extension

optionFut() → FutureOr<Option<T>>

Available on FutureOr<Option<T>?>, provided by the MapOnOption extension