From c8421dfafd4a55acfc2a1d49a4a96293c0a77bd6 Mon Sep 17 00:00:00 2001
From: Brian Vaughn <bvaughn@fb.com>
Date: Tue, 4 May 2021 22:28:17 -0400
Subject: [PATCH] Fix DevTools bug with Suspense+LegacyHidden component
 (#21432)

---
 packages/react-devtools-shared/src/backend/agent.js    | 5 ++++-
 packages/react-devtools-shared/src/backend/renderer.js | 2 ++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/packages/react-devtools-shared/src/backend/agent.js b/packages/react-devtools-shared/src/backend/agent.js
index e665235271cad..7470070455c04 100644
--- a/packages/react-devtools-shared/src/backend/agent.js
+++ b/packages/react-devtools-shared/src/backend/agent.js
@@ -676,7 +676,10 @@ export default class Agent extends EventEmitter<{|
 
   onHookOperations = (operations: Array<number>) => {
     if (__DEBUG__) {
-      debug('onHookOperations', operations);
+      debug(
+        'onHookOperations',
+        `(${operations.length}) [${operations.join(', ')}]`,
+      );
     }
 
     // TODO:
diff --git a/packages/react-devtools-shared/src/backend/renderer.js b/packages/react-devtools-shared/src/backend/renderer.js
index 18fa9d7efddae..3afbbf3dd4435 100644
--- a/packages/react-devtools-shared/src/backend/renderer.js
+++ b/packages/react-devtools-shared/src/backend/renderer.js
@@ -534,6 +534,7 @@ export function attach(
     HostText,
     IncompleteClassComponent,
     IndeterminateComponent,
+    LegacyHiddenComponent,
     MemoComponent,
     OffscreenComponent,
     SimpleMemoComponent,
@@ -841,6 +842,7 @@ export function attach(
       case HostPortal:
       case HostText:
       case Fragment:
+      case LegacyHiddenComponent:
       case OffscreenComponent:
         return true;
       case HostRoot: