Add umd bundle via webpack. Fixes #170

Author: marvinhagemeister

.gitignore

@@ -1,2 +1,3 @@
 node_modules
 lib/
+dist/

package.json

@@ -7,7 +7,7 @@
     "test": "standard && ava",
     "test:watch": "npm test -- --watch",
     "clean": "rimraf lib dist",
-    "build": "babel src --out-dir lib",
+    "build": "babel src --out-dir lib && webpack && NODE_ENV=production webpack",
     "build:watch": "npm run build ./src -- -watch",
     "prepublish": "npm run clean && npm run build"
   },
@@ -39,13 +39,16 @@
   "devDependencies": {
     "ava": "^0.16.0",
     "babel-cli": "^6.14.0",
+    "babel-core": "^6.14.0",
     "babel-eslint": "^6.0.0",
+    "babel-loader": "^6.2.5",
     "babel-preset-es2015": "^6.14.0",
     "babel-preset-stage-2": "^6.5.0",
     "immutable": "^3.7.6",
     "redux": "^3.5.2",
     "rimraf": "~2.5.2",
-    "standard": "^8.0.0"
+    "standard": "^8.0.0",
+    "webpack": "^1.13.2"
   },
   "files": [
     "lib",

webpack.config.js

@@ -0,0 +1,31 @@
+const webpack = require('webpack')
+const env = process.env.NODE_ENV
+const isProd = env === 'production'
+
+let plugins = [
+  new webpack.optimize.OccurrenceOrderPlugin(),
+  new webpack.DefinePlugin({
+    'process.env.NODE_ENV': JSON.stringify(env)
+  })
+]
+
+if (isProd) {
+  plugins.push(new webpack.optimize.UglifyJsPlugin({ minimize: true }))
+}
+
+module.exports = {
+  entry: './src/index.js',
+  output: {
+    path: 'dist/',
+    filename: isProd ? 'redux-persist.min.js' : 'redux-persist.js',
+    library: 'redux-persist',
+    libraryTarget: 'umd'
+  },
+  devtool: 'source-map',
+  plugins,
+  module: {
+    loaders: [
+      { test: /\.js$/, loader: 'babel-loader', exclude: /node_modules/ }
+    ]
+  }
+}