leetcode

0 /**

1 * @param {Function[]} functions

2 * @param {number} n

3 * @return {Function}

4 */

5

6 var promisePool = async function(functions, n) {

7 async function evaluateNext() {

8 if (functions.length === 0) return;

9 const fn = functions.shift();

10 await fn();

11 await evaluateNext();

12 }

13 const nPromises = Array(n).fill().map(evaluateNext);

14 await Promise.all(nPromises);

15 };