/**
 * Copyright 2023-present DreamNum Co., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
interface IStorageDriver {
    getItem<T>(key: string): Promise<T | null>;
    setItem<T>(key: string, value: T): Promise<T>;
    removeItem(key: string): Promise<void>;
    clear(): Promise<void>;
    key(index: number): Promise<string | null>;
    keys(): Promise<string[]>;
    iterate<T, U>(iteratee: (value: T, key: string, iterationNumber: number) => U): Promise<U>;
}
export declare const browserStorage: IStorageDriver;
export {};