/**
 * Polyfill DOMElement.innerText because JSDOM lacks support for it. See
 * {@link https://github.com/tmpvar/jsdom/issues/1245}
 */
export declare function jsdomPolyfill(): void;
/**
 * There are a few warnings about unsupported JSDOM APIS. Calling this function
 * with true turns them all off.
 *
 * @param shouldIgnore - whether to ignore. Defaults to `true`.
 */
export declare function ignoreJSDOMWarnings(shouldIgnore?: boolean): void;