import { Boxed } from '../boxing';
export interface ValueConverter<TView, TState> {
    convertViewToStateValue(value: TView): TState;
    convertStateToViewValue(value: TState): TView;
}
export declare const ValueConverters: {
    default<T>(): ValueConverter<T, T | Boxed<T>>;
    dateToISOString: ValueConverter<Date | null, string | null>;
    objectToJSON: ValueConverter<{} | null, string | null>;
};