mapOrElse<U> abstract method

U mapOrElse<U>(
  1. U op(
    1. T
    ),
  2. U errOp(
    1. E
    )
)

Maps a Result<T, E> to U by applying a function to a contained Ok value, or a fallback function to a contained Err value.

Implementation

U mapOrElse<U>(U Function(T) op, U Function(E) errOp);