From f11e89fc0a1b770fab557248af90c94057889ce0 Mon Sep 17 00:00:00 2001
From: Patrik Oldsberg <poldsberg@gmail.com>
Date: Wed, 15 Jul 2020 18:01:29 +0200
Subject: [PATCH] cli: add production config for sucrase transform

Co-authored-by: soapraj <soapraj@gmail.com>
---
 packages/cli/src/lib/bundler/transforms.ts | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/packages/cli/src/lib/bundler/transforms.ts b/packages/cli/src/lib/bundler/transforms.ts
index 5f881bd53c..b498482f8a 100644
--- a/packages/cli/src/lib/bundler/transforms.ts
+++ b/packages/cli/src/lib/bundler/transforms.ts
@@ -29,13 +29,16 @@ export const transforms = (
 ): Transforms => {
   const { isDev } = options;
 
+  const extraTransforms = isDev ? ['react-hot-loader'] : [];
+
   const loaders = [
     {
       test: /\.(tsx?)$/,
       exclude: /node_modules/,
       loader: require.resolve('@sucrase/webpack-loader'),
       options: {
-        transforms: ['typescript', 'jsx', 'react-hot-loader'],
+        transforms: ['typescript', 'jsx', ...extraTransforms],
+        production: !isDev,
       },
     },
     {
@@ -43,7 +46,8 @@ export const transforms = (
       exclude: /node_modules/,
       loader: require.resolve('@sucrase/webpack-loader'),
       options: {
-        transforms: ['jsx', 'react-hot-loader'],
+        transforms: ['jsx', ...extraTransforms],
+        production: !isDev,
       },
     },
     {
@@ -51,7 +55,10 @@ export const transforms = (
       use: [
         {
           loader: require.resolve('@sucrase/webpack-loader'),
-          options: { transforms: ['jsx'] },
+          options: {
+            transforms: ['jsx', ...extraTransforms],
+            production: !isDev,
+          },
         },
         {
           loader: require.resolve('@svgr/webpack'),