import { LookUp } from '../types/choiceDefinition';
import { OptionType } from '../types/optionType';
export declare function isDocumentElement(el: HTMLElement | typeof window): el is typeof window;
export declare const errorMessage: (error: any) => string;
export declare function scrollTo(el: HTMLElement | typeof window, top: number): void;
export declare function scrollIntoView(listElement: HTMLElement, elementToShow: HTMLElement): void;
export declare const itemText: (item: OptionType, text?: LookUp) => string;
export declare const stringValue: (value: any) => string;
export declare const itemValue: (item: OptionType, value?: LookUp) => string;