import localForage from 'localforage'; function localForageTest() { const testKey = 'localForageTest'; localForage .setItem(testKey, { expires: Date.now() + 300000 }) .then(() => { localForage.removeItem(testKey); }) .catch(err => { if (err.code === 22) { const message = `Unable to set localStorage key. Quota exceeded! Full disk?`; return alert(`${message}\n\n${err}`); } console.log(err); }); } localForageTest(); export default localForage;