import type { Generic } from 'adopted-style-sheets';
import type { AlertProps } from '../components';
import type { Stringified } from '../types';
export type MsgPropType = Omit<AlertProps, '_label' | '_variant'> & {
    _description: string;
};
export type PropMsg = {
    msg: Stringified<MsgPropType>;
};
export declare const validateMsg: (component: Generic.Element.Component, value?: Stringified<MsgPropType>) => void;
export declare function checkHasMsg(msg?: Stringified<MsgPropType>, touched?: boolean): boolean;
export declare function normalizeMsg(msg?: Stringified<MsgPropType>): MsgPropType | undefined;
