declare global {
    export type ValidationSeverity = Severity;
    export type ValidationMessages = {
        [k in keyof ValidityStateFlags]?: string;
    };
    export type ValidationSeverities = {
        [k in keyof ValidityStateFlags as `${k}Severity`]: ValidationSeverity;
    };
    export const validationMessages: ValidationMessages;
}
export type Severity = "warning" | "error" | "info";
/**
 * @internal
 */
export declare const setValidity: (validityState: ValidityStateFlags, internals: ElementInternals, elem: HTMLElement, messageAnchor?: HTMLElement) => void;