react-patterns

React 19 server and client component patterns provide curated rendering strategies to separate data fetching from client interactivity, ensuring scalable front-end architectures. You implement a server component with corresponding client interactions.

The useOptimistic hook pattern allows you to show immediate UI state while server actions process. It is applied alongside concurrent rendering techniques in TypeScript or JavaScript to handle optimistic updates before backend confirmation.

Server Actions integrate with Suspense by allowing components to await server-side mutations while displaying fallback UI. Curated patterns combine these features across server and client boundaries for seamless data updates.

Yes, React Compiler patterns are fully applicable to TypeScript projects. The library provides practical TypeScript and JavaScript examples implementing compiler optimizations alongside advanced hooks like use() and useFormStatus.

Use the use() hook to directly unwrap promises and conditional values during render, Suspense integration handles the loading state automatically. Patterns demonstrate this approach over manual useEffect state management for cleaner data fetching.