export interface ILocalStorageOptions {
    default?: any;
}
export declare type StorageValueType = 'string' | 'bool' | 'number' | 'date' | 'object' | 'null';
export interface ILocalStorageValue {
    type: StorageValueType;
    value: any;
}
export interface ILocalStorage {
    getItem(key: string): Promise<any>;
    setItem(key: string, value: any): Promise<void>;
    removeItem(key: string): Promise<void>;
}
export interface ILocalStorageChangedEvent {
    key: string;
    value: any;
    type: StorageValueType;
}
export declare type LocalStoragePropertyFunc<T> = (value?: T | null, options?: ILocalStorageOptions) => Promise<T | undefined>;
export declare type LocalStorageProp<T> = LocalStoragePropertyFunc<T> & {
    key: string;
    isProp: boolean;
};
export declare type LocalStoragePropertyFactory = <T>(key: string, defaultOptions?: ILocalStorageOptions) => LocalStorageProp<T>;