16 lines · 418 B · TypeScript
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import { Component, type ReactNode } from "react"; export class RenderErrorBoundary extends Component<  { readonly children: ReactNode; readonly fallback: ReactNode },  { readonly failed: boolean }> {  override state = { failed: false };   static getDerivedStateFromError() {    return { failed: true };  }   override render() {    return this.state.failed ? this.props.fallback : this.props.children;  }}