import * as React from "react"; export default class ErrorBoundary extends React.Component< { children: React.ReactElement }, { hasError: boolean } > { constructor(props: any) { super(props); this.state = { hasError: false }; } static getDerivedStateFromError() { return { hasError: true }; } componentDidCatch() {} render() { if (this.state.hasError) { return null; } return this.props.children; } }