fix: safely import legacy act for Next

pmndrs · May 3, 2024 · 9956023 · 9956023
1 parent a4352be
commit 9956023
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/reconciler.ts b/src/reconciler.ts
@@ -454,7 +454,7 @@ export const reconciler = Reconciler<
 /**
  * Safely flush async effects when testing, simulating a legacy root.
  */
-export const act: Act = (React as any).unstable_act
+export const act: Act = (React as any)?.unstable_act ?? (React as any)?.act
 
 // Inject renderer meta into devtools
 const isProd = typeof process === 'undefined' || process.env?.['NODE_ENV'] === 'production'