parTupled4<A, B, C, D> static method
Implementation
static Task<Tuple4<A, B, C, D>> parTupled4<A, B, C, D>(Task<A> a, Task<B> b, Task<C> c, Task<D> d) =>
parTupled3(a, b, c).both(d).map((t) => t.value1.append(t.value2));