<pre><code>async function* fetchItemGenerator(){

  let lastId;
  while(true){
    const res = await fetchList(lastId);
    const items = res?.items || [];
    if(items.length ===0) return;

    for(const item of items){
      yield item;
    }
    lastId = items[items.length-1].id;
  }
}

const fetchListWithAmount = async (amount = 5) =&gt; {
  const result = [];

  for await (const item of fetchItemGenerator()){
    result.push(item);
    if(result.length === amount) break;
  }
  return result;
}
</code></pre>

Generator Solution

Have you ever met some APIs with pagination, and needed to recursively fetch them based on response of previous request ? Suppose we have a /list API,…