StreamClass.prototype.takeEvery(every: number): StreamClass<T, E>
Keeps the values at positions 0, every, 2·every, … (Elixir's take_every/2,
counting values; failures pass through). every of 0 keeps nothing.
await Stream.from([0, 1, 2, 3, 4]).takeEvery(2).collect(); // [0, 2, 4]
StreamClass<T, E>