Open Shenglian opened 4 years ago
module.exports = class Cache extends Map { constructor() { super(); this.timeout = 1000; } set(key, value) { super.set(key, { tid: setTimeout(this.delete.bind(this, key), this.timeout), value, }); } get(key) { let entry = super.get(key); if (entry) { return entry.value; } } delete(key) { let entry = super.get(key); if (entry) { clearTimeout(entry.tid); super.delete(key); } } clear() { for (let entry of this.values()) { clearTimeout(entry.tid); } super.clear(); } };
https://github.com/fent/node-ytdl-core/blob/master/lib/cache.js