import { PersistentStorage } from '../types';
export declare class IonicStorageWrapper implements PersistentStorage<string | null> {
    protected storage: IonicStorageInterface;
    constructor(storage: IonicStorageInterface);
    getItem(key: string): Promise<string | null>;
    removeItem(key: string): Promise<void>;
    setItem(key: string, value: string | null): Promise<void>;
}
interface IonicStorageInterface {
    get(key: string): Promise<string | null>;
    set(key: string, value: string | null): Promise<void>;
    remove(key: string): Promise<void>;
}
export {};