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Update implementation #1

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Update implementation #1

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13 changes: 12 additions & 1 deletion storage-available.js
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Expand Up @@ -8,6 +8,17 @@ module.exports = function storageAvailable(type) {
return true;
}
catch(e) {
return false;
return e instanceof DOMException && (
// everything except Firefox
e.code === 22 ||
// Firefox
e.code === 1014 ||
// test name field too, because code might not be present
// everything except Firefox
e.name === 'QuotaExceededError' ||
// Firefox
e.name === 'NS_ERROR_DOM_QUOTA_REACHED') &&
// acknowledge QuotaExceededError only if there's something already stored
storage.length !== 0;
}
}