Function hook

scripts/libs/ajax-hook/index.js:1–16

(configs = [])

function hook(configs = []) {
  const unsubFn = [];
  for (const { fn, arr } of configs) {
    if (typeof fn !== "function" || !Array.isArray(arr)) continue;
    const id = randId();
    arr.push({ fn, id });
    unsubFn.push(() => {
      const index = arr.findIndex((e) => e.id === id);
      if (index !== -1) arr.splice(index, 1);
    });
  }

  return () => {
    unsubFn.forEach((fn) => fn?.());
  };
}

function randId() {
  return Math.random().toString(36).slice(2);