From 73e50cd3d66f7b18aaefc00c5ade90dfe6373cda Mon Sep 17 00:00:00 2001
From: Matias Perez <43894343+matiasperz@users.noreply.github.com>
Date: Wed, 1 May 2024 02:32:52 -0300
Subject: [PATCH 1/2] fix

---
 src/reconciler.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/reconciler.ts b/src/reconciler.ts
index ce88278..06a5616 100644
--- 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
 
 // Inject renderer meta into devtools
 const isProd = typeof process === 'undefined' || process.env?.['NODE_ENV'] === 'production'

From 64075c4fa82127873a9356cff4039201ba93a500 Mon Sep 17 00:00:00 2001
From: Matias Perez <43894343+matiasperz@users.noreply.github.com>
Date: Fri, 3 May 2024 16:15:43 -0300
Subject: [PATCH 2/2] apply Cody's suggestion

---
 src/reconciler.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/reconciler.ts b/src/reconciler.ts
index 06a5616..63e0c16 100644
--- 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'