@thi.ng/transducers/iterate.js

Collection of ~170 lightweight, composable transducers, reducers, generators, iterators for functional data transformations

function* iterate(fn, seed, num = Infinity) {
  for (let i = 1; i <= num; i++) {
    yield seed;
    seed = fn(seed, i);
  }
}
export {
  iterate
};