import { PureComponent, ReactElement } from 'react';
interface PureGuardProps {
    rule: string;
    children: ReactElement;
}
declare type Guards = Record<string, () => boolean>;
export declare class PureGuard extends PureComponent<PureGuardProps> {
    static guards: Guards;
    static addGuard: (name: string, rule: () => boolean) => void;
    static reset: () => void;
    render(): ReactElement<any, string | ((props: any) => ReactElement<any, string | any | (new (props: any) => import("react").Component<any, any, any>)> | null) | (new (props: any) => import("react").Component<any, any, any>)> | null;
}
export {};