mapOrElse<U> method

Future<U> mapOrElse<U>(
  1. U op(
    1. T
    ),
  2. U def()
)

Maps an Option<T> to U by applying a function to a contained T value, or computes a default (if not).

Implementation

Future<U> mapOrElse<U>(U Function(T) op, U Function() def) =>
    mapOrElseAsync(op, def);