maxCall.js

function maxCall1(fn, n) {
  let count = 0;
  return function withMaxCall(...args) {
    if (count + 1 > n) {
      return;
    }
    count++;
    return fn(...args);
  };
}

function maxCall2(fn, n) {
  function withMaxCall(...args) {
    withMaxCall.callCount++;
    if (withMaxCall.callCount > n) {
      return;
    }
    return fn(...args);
  }
  withMaxCall.callCount = 0;

  return withMaxCall;
}

function helloWorld() {
  console.log("hello world!");
}

const fn = maxCall2(helloWorld, 5);