arrow-fx-coroutines / arrow.fx.coroutines.stream / Stream / iterate

iterate

fun <A> iterate(initial: A, f: (A) -> A): Stream<A>

An infinite Stream that repeatedly applies a given function to a start value. initial is the first value emitted, followed by f(initial), then f(f(initial)), and so on.

import arrow.fx.coroutines.stream.*

//sampleEnd
suspend fun main(): Unit =
  Stream.iterateEffect(0) { it + 1 }
    .take(10)
    .toList()
    .let(::println) // [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
//sampleStart