ifNone abstract method

Result<Option<T>> ifNone(
  1. @noFutures void noFutures(
    1. Option<T> self,
    2. None<T> none
    )
)

Performs a side-effect if this is a None.

Implementation

Result<Option<T>> ifNone(
  @noFutures void Function(Option<T> self, None<T> none) noFutures,
);