[DevTools] Check if Proxy exists before creating DispatcherProxy (#25278

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facebook · Sep 16, 2022 · 6e3bc8a · 6e3bc8a
1 parent 8951c5f
commit 6e3bc8a
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/packages/react-debug-tools/src/ReactDebugHooks.js b/packages/react-debug-tools/src/ReactDebugHooks.js
@@ -367,7 +367,11 @@ const DispatcherProxyHandler = {
   },
 };
 
-const DispatcherProxy = new Proxy(Dispatcher, DispatcherProxyHandler);
+// `Proxy` may not exist on some platforms
+const DispatcherProxy =
+  typeof Proxy === 'undefined'
+    ? Dispatcher
+    : new Proxy(Dispatcher, DispatcherProxyHandler);
 
 // Inspect