Function usePreviewFeatureWarning

desktop/src/shared/features/useFeatureEnabled.ts:140–159

(featureId: string)

 * Stays a no-op for stable features and for preview features that ARE enabled.
 */
export function usePreviewFeatureWarning(featureId: string): void {
  const enabled = useFeatureEnabled(featureId);
  const feature = getFeature(featureId);

  useEffect(() => {
    // No-op for stable features (not in manifest) and preview features
    // that ARE enabled. Manifest membership = preview by definition.
    if (!feature || enabled) return;
    let cancelled = false;
    void import("sonner").then(({ toast }) => {
      if (cancelled) return;
      toast.warning(
        `${feature.name} is a preview feature. Enable it in Settings → Experiments to surface it in your sidebar.`,
      );
    });
    return () => {
      cancelled = true;
    };
  }, [feature, enabled]);
}

export { resolveEnabled } from "./resolveEnabled";