import type { PropsWithChildren, ReactNode } from 'react';
import React from 'react';
export interface ErrorBoundaryProps {
    fallback?: ReactNode;
}
export interface ErrorBoundaryState {
    hasError: boolean;
    error?: unknown;
}
export declare class ErrorBoundary extends React.PureComponent<ErrorBoundaryProps, ErrorBoundaryState> {
    static getDerivedStateFromError(error: unknown): ErrorBoundaryState;
    state: ErrorBoundaryState;
    private cachedChildren?;
    componentDidCatch(error: unknown): void;
    componentDidUpdate(prevProps: PropsWithChildren<ErrorBoundaryProps>): void;
    render(): ReactNode;
}