import { Nullable, Optional } from '@viasat/beam-shared/utils/types';
import * as React from 'react';
export declare const useFieldValidator: () => {
    isInvalid: boolean;
    errorShown: boolean;
    showErrors: (id: Optional<string>) => Nullable<React.ReactElement>;
    setErrors: React.Dispatch<React.SetStateAction<Array<Optional<string>>>>;
};