map3<C, D, E> method
Change type of this State based on its value of type A
, the
value of type C
of a second State, and the value of type D
of a third State.
Implementation
@override
State<S, E> map3<C, D, E>(covariant State<S, C> m1, covariant State<S, D> m2,
E Function(A a, C c, D d) f) =>
flatMap((a) => m1.flatMap((c) => m2.map((d) => f(a, c, d))));