Merge pull request #42 from realityking/rollup

Change the build process to use rollup.

.babelrc

@@ -1,7 +1,11 @@
 {
   "presets": [
     "react",
-    ["es2015", { "loose": true }],
-    "stage-2"
+    ["env", { "targets": {"node": "current"}, "loose": true }]
+  ],
+  "plugins": [
+    "transform-object-rest-spread",
+    "transform-class-properties",
+    "add-module-exports"
   ]
 }

package.json

@@ -4,7 +4,7 @@
   "description": "Create components whose prop changes map to a global side effect",
   "main": "lib/index.js",
   "scripts": {
-    "build": "babel src --out-dir lib",
+    "build": "rollup -c",
     "clean": "rimraf lib",
     "prepublish": "npm test && npm run clean && npm run build",
     "test": "mocha",
@@ -37,9 +37,11 @@
   "devDependencies": {
     "babel-cli": "^6.18.0",
     "babel-core": "^6.21.0",
-    "babel-preset-es2015": "^6.18.0",
+    "babel-plugin-add-module-exports": "^0.2.1",
+    "babel-plugin-transform-class-properties": "^6.24.1",
+    "babel-plugin-transform-object-rest-spread": "^6.26.0",
+    "babel-preset-env": "^1.6.0",
     "babel-preset-react": "^6.16.0",
-    "babel-preset-stage-2": "^6.18.0",
     "babel-register": "^6.18.0",
     "chai": "^3.2.0",
     "enzyme": "^2.7.0",
@@ -49,7 +51,9 @@
     "react": "^15.4.2",
     "react-addons-test-utils": "^15.4.2",
     "react-dom": "^15.4.2",
-    "rimraf": "^2.4.3"
+    "rimraf": "^2.4.3",
+    "rollup": "^0.56.2",
+    "rollup-plugin-babel": "^3.0.2"
   },
   "files": [
     "LICENSE",

rollup.config.js

@@ -0,0 +1,25 @@
+import babel from 'rollup-plugin-babel';
+import pkg from './package.json';
+
+export default {
+  input: 'src/index.js',
+  output: [
+    { file: pkg.main, format: 'cjs' }
+  ],
+  plugins: [
+    babel({
+      babelrc: false,
+      presets: [
+        'react',
+        ['env', { targets: {uglify: true}, loose: true, modules: false }]
+      ],
+      plugins: [
+        'transform-object-rest-spread',
+        'transform-class-properties',
+        'add-module-exports'
+      ],
+      exclude: 'node_modules/**'
+    })
+  ],
+  external: ['shallowequal', 'react', 'exenv']
+};

src/index.js

@@ -2,7 +2,7 @@ import React, { Component } from 'react';
 import ExecutionEnvironment from 'exenv';
 import shallowEqual from 'shallowequal';
 
-module.exports = function withSideEffect(
+export default function withSideEffect(
   reducePropsToState,
   handleStateChangeOnClient,
   mapStateOnServer