From 9c0d5f7dbf130c59c5c6b9b6e2e1f0aac2c13dbd Mon Sep 17 00:00:00 2001
From: Pete Richards <peter.l.richards@nasa.gov>
Date: Wed, 8 Aug 2018 13:48:17 -0700
Subject: [PATCH] Enable HMR in dev server

---
 app.js       | 22 ++++++++++++++++++----
 package.json |  1 +
 2 files changed, 19 insertions(+), 4 deletions(-)

diff --git a/app.js b/app.js
index 5fcbe8958c..de0a263af2 100644
--- a/app.js
+++ b/app.js
@@ -42,15 +42,29 @@ app.use('/proxyUrl', function proxyRequest(req, res, next) {
 
 const webpack = require('webpack');
 const webpackConfig = require('./webpack.config.js');
+webpackConfig.plugins.push(new webpack.HotModuleReplacementPlugin());
+
+webpackConfig.entry.openmct = [
+    'webpack-hot-middleware/client',
+    webpackConfig.entry.openmct
+];
+
 const compiler = webpack(webpackConfig);
-const webpackDevRoute = require('webpack-dev-middleware')(
-    compiler, {
+
+app.use(require('webpack-dev-middleware')(
+    compiler,
+    {
         publicPath: '/dist',
         logLevel: 'warn'
     }
-);
+));
 
-app.use(webpackDevRoute);
+app.use(require('webpack-hot-middleware')(
+    compiler,
+    {
+
+    }
+));
 
 // Expose index.html for development users.
 app.get('/', function (req, res) {
diff --git a/package.json b/package.json
index 0313508174..85a91fb4ce 100644
--- a/package.json
+++ b/package.json
@@ -67,6 +67,7 @@
     "webpack": "^4.16.2",
     "webpack-cli": "^3.1.0",
     "webpack-dev-middleware": "^3.1.3",
+    "webpack-hot-middleware": "^2.22.3",
     "zepto": "^1.2.0"
   },
   "scripts": {