Storage dump

storage.dump.js

Storage.prototype.dump = function () {
    let dump = {};
    for (const key in this) {
        if (this.hasOwnProperty(key)) {
            try {
            dump[key] = JSON.parse(this.getItem(key));
            } catch (e) {
                dump[key] = this.getItem(key);
            }
        }
    }

    return dump;
};