import * as React from 'react'; interface ErrorBoundaryProps { message?: React.ReactNode; description?: React.ReactNode; children?: React.ReactNode; } interface ErrorBoundaryStates { error?: Error | null; info?: { componentStack?: string; }; } declare class ErrorBoundary extends React.Component { state: { error: undefined; info: { componentStack: string; }; }; componentDidCatch(error: Error | null, info: object): void; render(): string | number | boolean | Iterable | React.JSX.Element | null | undefined; } export default ErrorBoundary;