From 15854f515b060d34387156b1c3679ab11fc368a4 Mon Sep 17 00:00:00 2001
From: Tim Neutkens <tim@timneutkens.nl>
Date: Sun, 4 Nov 2018 01:11:40 +0100
Subject: [PATCH] Transpile styled-jsx into server bundle (#5588)

Drops an additional 6MB from the next-server node_modules size as there's no lodash
---
 packages/next-server/package.json | 1 -
 packages/next/build/webpack.js    | 7 ++++++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/packages/next-server/package.json b/packages/next-server/package.json
index d9f63d5f..bc8a607b 100644
--- a/packages/next-server/package.json
+++ b/packages/next-server/package.json
@@ -36,7 +36,6 @@
     "path-to-regexp": "2.1.0",
     "prop-types": "15.6.2",
     "send": "0.16.1",
-    "styled-jsx": "3.1.0",
     "url": "0.11.0"
   },
   "peerDependencies": {
diff --git a/packages/next/build/webpack.js b/packages/next/build/webpack.js
index 0263cd25..90d5db99 100644
--- a/packages/next/build/webpack.js
+++ b/packages/next/build/webpack.js
@@ -31,7 +31,7 @@ function externalsConfig (dir, isServer) {
     return externals
   }
 
-  const notExternalModules = ['next/app', 'next/document', 'next/error', 'http-status', 'styled-jsx']
+  const notExternalModules = ['next/app', 'next/document', 'next/error', 'http-status']
 
   externals.push((context, request, callback) => {
     if (notExternalModules.indexOf(request) !== -1) {
@@ -53,6 +53,11 @@ function externalsConfig (dir, isServer) {
         return callback()
       }
 
+      // styled-jsx has to be transpiled
+      if (res.match(/node_modules[/\\]styled-jsx/)) {
+        return callback()
+      }
+
       if (res.match(/node_modules[/\\].*\.js$/)) {
         return callback(null, `commonjs ${request}`)
       }