update example

examples/simple/package.json

@@ -4,7 +4,8 @@
   "description": "Simple example",
   "main": "server.js",
   "scripts": {
-    "start": "node server.js"
+    "start": "NODE_ENV=development node server.js",
+    "build": "NODE_ENV=production ./node_modules/.bin/webpack"
   },
   "repository": {
     "type": "git",

examples/simple/webpack.config.js

@@ -1,38 +1,67 @@
 var path = require('path');
 var webpack = require('webpack');
 
+var entry = [];
+if(process.env.NODE_ENV === 'development') {
+    entry.push(
+        'webpack-dev-server/client?http://localhost:3000',
+        'webpack/hot/only-dev-server'
+    );
+}
+
+var plugins = [
+    new webpack.HotModuleReplacementPlugin(),
+    new webpack.NoErrorsPlugin()
+];
+if(process.env.NODE_ENV === 'production') {
+    plugins.push(
+        new webpack.optimize.UglifyJsPlugin({
+	        compress: {
+	            warnings: false
+	        }
+	    })
+    );
+}
+
+var loaders = [];
+if(process.env.NODE_ENV === 'development') {
+    loaders.push({
+        test: /\.js$/,
+        loaders: ['react-hot', 'babel'],
+        exclude: /node_modules/,
+        include: __dirname
+    });
+} else {
+    loaders.push({
+        test: /\.js$/,
+        loaders: ['babel'],
+        exclude: /node_modules/,
+        include: __dirname
+    });
+}
+
+loaders.push({
+    test: /\.js$/,
+    loaders: ['babel'],
+    include: path.join(__dirname, '..', '..', 'src')
+});
+
 module.exports = {
     devtool: 'eval',
-    entry: [
-        'webpack-dev-server/client?http://localhost:3000',
-        'webpack/hot/only-dev-server',
-        './index'
-    ],
+    entry: entry.concat('./index'),
     output: {
         path: path.join(__dirname, 'dist'),
         filename: 'bundle.js',
         publicPath: '/static/'
     },
-    plugins: [
-        new webpack.HotModuleReplacementPlugin(),
-        new webpack.NoErrorsPlugin()
-    ],
+    plugins: plugins,
     resolve: {
         alias: {
             'react-custom-scrollbars': path.join(__dirname, '..', '..', 'src')
         },
         extensions: ['', '.js']
     },
     module: {
-        loaders: [{
-            test: /\.js$/,
-            loaders: ['react-hot', 'babel'],
-            exclude: /node_modules/,
-            include: __dirname
-        }, {
-            test: /\.js$/,
-            loaders: ['babel'],
-            include: path.join(__dirname, '..', '..', 'src')
-        }]
+        loaders: loaders
     }
 };