From b8fa09e9e2b52d46e47ad604ef7c8c3529471b71 Mon Sep 17 00:00:00 2001
From: Julien Gilli <jgilli@fastmail.fm>
Date: Wed, 19 Aug 2020 06:11:27 -0700
Subject: [PATCH] provide profiling bundle for react-reconciler (#19559)

---
 scripts/rollup/bundles.js  |  2 +-
 scripts/rollup/wrappers.js | 14 ++++++++++++++
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/scripts/rollup/bundles.js b/scripts/rollup/bundles.js
index 328fb4c626cb7..baf93fd578155 100644
--- a/scripts/rollup/bundles.js
+++ b/scripts/rollup/bundles.js
@@ -488,7 +488,7 @@ const bundles = [
 
   /******* React Reconciler *******/
   {
-    bundleTypes: [NODE_DEV, NODE_PROD],
+    bundleTypes: [NODE_DEV, NODE_PROD, NODE_PROFILING],
     moduleType: RECONCILER,
     entry: 'react-reconciler',
     global: 'ReactReconciler',
diff --git a/scripts/rollup/wrappers.js b/scripts/rollup/wrappers.js
index 18fedccf4914a..ed62f37211d06 100644
--- a/scripts/rollup/wrappers.js
+++ b/scripts/rollup/wrappers.js
@@ -289,6 +289,20 @@ module.exports = function $$$reconciler($$$hostConfig) {
     var exports = {};
 ${source}
     return exports;
+};`;
+  },
+
+  /***************** NODE_PROFILING (reconciler only) *****************/
+  [NODE_PROFILING](source, globalName, filename, moduleType) {
+    return `/** @license React v${reactVersion}
+ * ${filename}
+ *
+${license}
+ */
+module.exports = function $$$reconciler($$$hostConfig) {
+    var exports = {};
+${source}
+    return exports;
 };`;
   },
 };