export interface AuthFieldValidation {
    validationDetails: {
        tooLong?: boolean;
        tooShort?: boolean;
        typeMismatch?: boolean;
        valueMissing?: boolean;
    };
    validationErrors: readonly string[];
}
export interface AuthFieldErrorOptions {
    maxLength?: number;
    minLength?: number;
}
/**
 * Map native constraint text (e.g. Chrome tooShort) to a short FieldError.
 */
export declare function formatAuthFieldError(validation: AuthFieldValidation, options?: AuthFieldErrorOptions): string;