import type { FunctionComponent } from 'react';
import React from 'react';
export interface LitCreatable<P = {
    children?: React.ReactNode;
}> {
    container?: HTMLElement | null;
    renderRoot: HTMLElement | ShadowRoot;
    Component: FunctionComponent<P>;
    create?: () => P;
}
export declare function unmount<P, T extends LitCreatable<P>>(this: T): boolean;
export declare function reactRender<P extends Record<string, any>, T extends LitCreatable<P>>(this: T, conditionalRender?: boolean, ...children: React.ReactNode[]): P | undefined;