import { Ddan } from "../typings";
export declare const persistConfig: (key: string, fields: string[], storage: Ddan.IStorage) => Ddan.IDPersistConfig;
export default class DPersist implements Ddan.IPersist {
    key: string;
    storage?: Ddan.IStorage;
    fields: string[];
    constructor(config?: Ddan.IDPersistConfig);
    save: {
        (...args: any[]): any;
        cancel: () => void;
        flush: () => any;
        pending: () => boolean;
    };
    read(): any;
    handleSave(target: Ddan.IDStore, key: string): void;
}