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error-boundary.tsx3.49 kB
'use client' import { Component, type ReactNode } from 'react' import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card' import { Button } from '@/components/ui/button' import { Alert, AlertDescription } from '@/components/ui/alert' interface Props { children: ReactNode fallback?: ReactNode } interface State { hasError: boolean error: Error | null } /** * Error Boundary Component * Catches JavaScript errors anywhere in the child component tree * and displays a fallback UI instead of crashing the entire app */ export class ErrorBoundary extends Component<Props, State> { constructor(props: Props) { super(props) this.state = { hasError: false, error: null } } static getDerivedStateFromError(error: Error): State { return { hasError: true, error } } componentDidCatch(error: Error, errorInfo: React.ErrorInfo) { // Log error to console in development console.error('ErrorBoundary caught an error:', error, errorInfo) // In production, you could send this to an error tracking service // Example: Sentry.captureException(error, { extra: errorInfo }) } handleReset = () => { this.setState({ hasError: false, error: null }) } render() { if (this.state.hasError) { // If custom fallback is provided, use it if (this.props.fallback) { return this.props.fallback } // Default fallback UI return ( <div className="flex min-h-screen items-center justify-center p-4"> <Card className="w-full max-w-md"> <CardHeader> <CardTitle className="text-destructive"> Something went wrong </CardTitle> </CardHeader> <CardContent className="space-y-4"> <Alert variant="destructive"> <AlertDescription> {this.state.error?.message || 'An unexpected error occurred. Please try again.'} </AlertDescription> </Alert> {process.env.NODE_ENV === 'development' && ( <details className="rounded-md bg-muted p-4"> <summary className="cursor-pointer text-sm font-medium"> Error Details (Development Only) </summary> <pre className="mt-2 overflow-auto text-xs"> {this.state.error?.stack} </pre> </details> )} <div className="flex gap-2"> <Button onClick={this.handleReset} variant="default"> Try Again </Button> <Button onClick={() => (window.location.href = '/')} variant="outline" > Go Home </Button> </div> </CardContent> </Card> </div> ) } return this.props.children } } /** * Simplified error fallback component for inline errors */ export function ErrorFallback({ error, reset, }: { error: Error reset?: () => void }) { return ( <Alert variant="destructive"> <AlertDescription className="flex items-center justify-between"> <span>{error.message || 'An error occurred'}</span> {reset && ( <Button onClick={reset} size="sm" variant="outline"> Retry </Button> )} </AlertDescription> </Alert> ) }

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