import { default as React } from 'react'; export interface ErrorBoundaryProps { children: React.ReactNode; } interface StateWithoutError { hasError: false; error: null; } interface StateWithError { hasError: true; error: Error; } type ErrorBoundaryState = StateWithError | StateWithoutError; export default class ErrorBoundary extends React.Component { constructor(props: ErrorBoundaryProps); static getDerivedStateFromError(error: Error): StateWithError; componentDidCatch(error: Error, errorInfo: React.ErrorInfo): void; render(): React.ReactNode; } export {};