index.ts

const fromIteratorToArrayIterator = (list) => (iterator) => {
  const {
    value,
    done,
  } = iterator.next();

  if (done) {
    return list;
  }

  return fromIteratorToArrayIterator([...list, value])(iterator);
};

export default function fromIteratorToArray (iterator) {
  return fromIteratorToArrayIterator([])(iterator);
}