From 49236e27e15ea7fa798a14ea234fd2de5e5ee27c Mon Sep 17 00:00:00 2001
From: Damian Stasik <visualfanatic@users.noreply.github.com>
Date: Wed, 31 Jan 2018 10:35:12 +0100
Subject: [PATCH 1/2] Disable loading `constants` module

---
 packages/react-scripts/config/webpack.config.dev.js  | 1 +
 packages/react-scripts/config/webpack.config.prod.js | 1 +
 2 files changed, 2 insertions(+)

diff --git a/packages/react-scripts/config/webpack.config.dev.js b/packages/react-scripts/config/webpack.config.dev.js
index 56d07eb9fd5..5ed0253a678 100644
--- a/packages/react-scripts/config/webpack.config.dev.js
+++ b/packages/react-scripts/config/webpack.config.dev.js
@@ -298,6 +298,7 @@ module.exports = {
     net: 'empty',
     tls: 'empty',
     child_process: 'empty',
+    constants: false,
   },
   // Turn off performance hints during development because we don't do any
   // splitting or minification in interest of speed. These warnings become
diff --git a/packages/react-scripts/config/webpack.config.prod.js b/packages/react-scripts/config/webpack.config.prod.js
index 9e59dc3deae..c6d606c0df6 100644
--- a/packages/react-scripts/config/webpack.config.prod.js
+++ b/packages/react-scripts/config/webpack.config.prod.js
@@ -384,5 +384,6 @@ module.exports = {
     net: 'empty',
     tls: 'empty',
     child_process: 'empty',
+    constants: false,
   },
 };

From fa488b245c457a74bf3d089a6066ee322133037d Mon Sep 17 00:00:00 2001
From: Damian Stasik <visualfanatic@users.noreply.github.com>
Date: Wed, 31 Jan 2018 11:44:56 +0100
Subject: [PATCH 2/2] Disable node constants by default, use
 `USE_NODE_CONSTANTS` to import native constants

---
 packages/react-scripts/config/webpack.config.dev.js  | 2 +-
 packages/react-scripts/config/webpack.config.prod.js | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/react-scripts/config/webpack.config.dev.js b/packages/react-scripts/config/webpack.config.dev.js
index 5ed0253a678..062a371e397 100644
--- a/packages/react-scripts/config/webpack.config.dev.js
+++ b/packages/react-scripts/config/webpack.config.dev.js
@@ -298,7 +298,7 @@ module.exports = {
     net: 'empty',
     tls: 'empty',
     child_process: 'empty',
-    constants: false,
+    constants: process.env.USE_NODE_CONSTANTS === 'true',
   },
   // Turn off performance hints during development because we don't do any
   // splitting or minification in interest of speed. These warnings become
diff --git a/packages/react-scripts/config/webpack.config.prod.js b/packages/react-scripts/config/webpack.config.prod.js
index c6d606c0df6..b95d6b44ccb 100644
--- a/packages/react-scripts/config/webpack.config.prod.js
+++ b/packages/react-scripts/config/webpack.config.prod.js
@@ -384,6 +384,6 @@ module.exports = {
     net: 'empty',
     tls: 'empty',
     child_process: 'empty',
-    constants: false,
+    constants: process.env.USE_NODE_CONSTANTS === 'true',
   },
 };