From b371180b0f1b61368e4e85461e929c4548140a7c Mon Sep 17 00:00:00 2001
From: dan <dan.abramov@gmail.com>
Date: Mon, 18 Nov 2024 04:27:06 -0800
Subject: [PATCH] Exclude React Compiler runtime from inline requires (#1390)

Summary:
Similar to https://github.com/facebook/metro/pull/1126. This call is in every component on every render and it is not beneficial to inline it. On the contrary, you want to reduce the indirection there.

Changelog: [Performance] Exclude React Compiler runtime from inline requires

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Changelog:

Pull Request resolved: https://github.com/facebook/metro/pull/1390

Test Plan:
Before:

<img width="846" alt="Screenshot 2024-11-17 at 18 01 25" src="https://github.com/user-attachments/assets/3e04a6b0-dd41-4374-8872-bfc5a1982866">

After:

<img width="814" alt="Screenshot 2024-11-17 at 18 08 05" src="https://github.com/user-attachments/assets/fb9cd5dc-2f50-440a-a175-1859e63752a9">

Reviewed By: GijsWeterings

Differential Revision: D66075145

Pulled By: robhogan

fbshipit-source-id: 11a12fbd04620bdb3e5b9320aca8a02c1f05803f
---
 packages/metro/src/lib/transformHelpers.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/packages/metro/src/lib/transformHelpers.js b/packages/metro/src/lib/transformHelpers.js
index 982b39e03d..0e56e5adab 100644
--- a/packages/metro/src/lib/transformHelpers.js
+++ b/packages/metro/src/lib/transformHelpers.js
@@ -41,6 +41,7 @@ const baseIgnoredInlineRequires = [
   'react',
   'react/jsx-dev-runtime',
   'react/jsx-runtime',
+  'react-compiler-runtime',
   'react-native',
 ];