From 1d17066ffcb7e65c845a34142c6b0a404d06dda1 Mon Sep 17 00:00:00 2001
From: Lauren Tan <poteto@users.noreply.github.com>
Date: Mon, 28 Jul 2025 13:26:00 -0400
Subject: [PATCH] [compiler] Enable validateNoVoidUseMemo in eslint &
 playground

Enables `validateNoVoidUseMemo` by default only in eslint (it defaults to false otherwise) as well as the playground.
---
 compiler/apps/playground/components/Editor/EditorImpl.tsx        | 1 +
 .../eslint-plugin-react-compiler/src/rules/ReactCompilerRule.ts  | 1 +
 packages/eslint-plugin-react-hooks/src/rules/ReactCompiler.ts    | 1 +
 3 files changed, 3 insertions(+)

diff --git a/compiler/apps/playground/components/Editor/EditorImpl.tsx b/compiler/apps/playground/components/Editor/EditorImpl.tsx
index 0ced1e54ed7..2a8697157a3 100644
--- a/compiler/apps/playground/components/Editor/EditorImpl.tsx
+++ b/compiler/apps/playground/components/Editor/EditorImpl.tsx
@@ -219,6 +219,7 @@ function compile(
               validateNoImpureFunctionsInRender: true,
               validateStaticComponents: true,
               validateNoFreezingKnownMutableFunctions: true,
+              validateNoVoidUseMemo: true,
             }
           : {
               /* use defaults for compiler mode */
diff --git a/compiler/packages/eslint-plugin-react-compiler/src/rules/ReactCompilerRule.ts b/compiler/packages/eslint-plugin-react-compiler/src/rules/ReactCompilerRule.ts
index 1d326012864..618d3b78b9d 100644
--- a/compiler/packages/eslint-plugin-react-compiler/src/rules/ReactCompilerRule.ts
+++ b/compiler/packages/eslint-plugin-react-compiler/src/rules/ReactCompilerRule.ts
@@ -108,6 +108,7 @@ const COMPILER_OPTIONS: Partial<PluginOptions> = {
     validateNoImpureFunctionsInRender: true,
     validateStaticComponents: true,
     validateNoFreezingKnownMutableFunctions: true,
+    validateNoVoidUseMemo: true,
   }),
 };
 
diff --git a/packages/eslint-plugin-react-hooks/src/rules/ReactCompiler.ts b/packages/eslint-plugin-react-hooks/src/rules/ReactCompiler.ts
index 0492c2c30c3..8961561ef96 100644
--- a/packages/eslint-plugin-react-hooks/src/rules/ReactCompiler.ts
+++ b/packages/eslint-plugin-react-hooks/src/rules/ReactCompiler.ts
@@ -110,6 +110,7 @@ const COMPILER_OPTIONS: Partial<PluginOptions> = {
     validateNoImpureFunctionsInRender: true,
     validateStaticComponents: true,
     validateNoFreezingKnownMutableFunctions: true,
+    validateNoVoidUseMemo: true,
   }),
 };