From 2b447c0af904aa909fc583a922905dd05de63162 Mon Sep 17 00:00:00 2001
From: Josh Black <josh@josh.black>
Date: Wed, 26 Feb 2020 10:35:20 -0600
Subject: [PATCH] refactor(react): revert rollup ESM and CJS entrypoints
 (#5444)

---
 packages/react/rollup.config.js | 35 +++++++++++++++------------------
 1 file changed, 16 insertions(+), 19 deletions(-)

diff --git a/packages/react/rollup.config.js b/packages/react/rollup.config.js
index 748234ca59da..cd0721feae3b 100644
--- a/packages/react/rollup.config.js
+++ b/packages/react/rollup.config.js
@@ -88,28 +88,25 @@ const umdBundleConfig = {
 };
 
 module.exports = [
+  // TODO: update configuration to correctly support tree-shaking for React
+  // components. See:
+  // https://github.com/carbon-design-system/carbon/issues/5442
   // Generates the following bundles:
   // ESM:       es/index.js
   // CommonJS: lib/index.js
-  {
-    ...baseConfig,
-    plugins: [
-      ...baseConfig.plugins,
-      replace({
-        'process.env.NODE_ENV': JSON.stringify('development'),
-      }),
-    ],
-    output: [
-      {
-        format: 'esm',
-        file: 'es/index.js',
-      },
-      {
-        format: 'cjs',
-        file: 'lib/index.js',
-      },
-    ],
-  },
+  // {
+  //   ...baseConfig,
+  //   output: [
+  //     {
+  //       format: 'esm',
+  //       file: 'es/index.js',
+  //     },
+  //     {
+  //       format: 'cjs',
+  //       file: 'lib/index.js',
+  //     },
+  //   ],
+  // },
 
   // Generate the development UMD bundle:
   // UMD: umd/carbon-components-react.js