chore(build): Create build system with webpack and babel

.babelrc

@@ -0,0 +1,11 @@
+{
+  "env": {
+    "development": {
+      "sourceMaps": "inline"
+    }
+  },
+  "presets": ["es2015", "stage-2"],
+  "plugins": [
+    "transform-runtime"
+  ]
+}

.eslintignore

@@ -0,0 +1 @@
+dist/*

.gitignore

@@ -1,2 +1,3 @@
 node_modules
 coverage
+dist

package.json

@@ -3,6 +3,22 @@
   "version": "1.7.0",
   "author": "Tobias Koppers @sokra",
   "description": "Use webpack with karma",
+  "license": "MIT",
+  "homepage": "http://github.com/webpack/karma-webpack",
+  "main": "dist/karma-webpack.js",
+  "scripts": {
+    "lint": "eslint test src",
+    "pretest": "npm run lint",
+    "test": "npm run test.unit",
+    "test.unit": "mocha --compilers js:babel-register --full-trace --check-leaks test/unit",
+    "test.integration": "npm run build && karma start --single-run",
+    "travis": "npm run test.unit && npm run test.integration",
+    "build": "webpack"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/webpack/karma-webpack.git"
+  },
   "peerDependencies": {
     "webpack": "^1.4.0 || ^2 || ^2.1.0-beta"
   },
@@ -16,47 +32,24 @@
   "devDependencies": {
     "babel-cli": "^6.11.4",
     "babel-core": "^6.11.4",
-    "babel-eslint": "^6.1.2",
+    "babel-loader": "^6.2.4",
+    "babel-plugin-transform-runtime": "^6.12.0",
+    "babel-polyfill": "^6.9.1",
+    "babel-preset-es2015": "^6.9.0",
+    "babel-preset-stage-2": "^6.11.0",
     "babel-register": "^6.11.6",
     "chai": "^3.5.0",
     "chai-as-promised": "^5.3.0",
     "cross-env": "^2.0.0",
     "eslint": "^3.1.1",
     "eslint-plugin-babel": "^3.3.0",
     "istanbul": "^0.4.4",
+    "json-loader": "^0.5.4",
     "karma": "^1.x",
     "karma-chrome-launcher": "~1.0.1",
     "karma-mocha": "~1.1.1",
     "karma-spec-reporter": "~0.0.22",
-    "mocha": "^2.5.3"
-  },
-  "scripts": {
-    "lint": "eslint test index.js mocha-env-loader.js",
-    "pretest": "npm run lint",
-    "test": "npm run test.unit",
-    "test.unit": "mocha --harmony --full-trace --check-leaks test/unit",
-    "test.integration": "karma start --single-run",
-    "travis": "npm run test.unit && npm run test.integration"
-  },
-  "babel": {
-    "presets": [
-      "es2015"
-    ],
-    "plugins": [
-      "transform-runtime"
-    ],
-    "ignore": "**/*.test.js",
-    "env": {
-      "development": {
-        "sourceMaps": "inline"
-      }
-    }
-  },
-  "license": "MIT",
-  "homepage": "http://github.com/webpack/karma-webpack",
-  "repository": {
-    "type": "git",
-    "url": "https://github.com/webpack/karma-webpack.git"
-  },
-  "main": "index.js"
+    "mocha": "^2.5.3",
+    "webpack": "^2.1.0-beta.20"
+  }
 }

test/integration/karma.config.js

@@ -24,7 +24,7 @@ module.exports = function(config) {
 
     // list of files / patterns to load in the browser
     files: [
-      'test/index.js'
+      'test/**/*.test.js'
     ],
 
 
@@ -102,7 +102,7 @@ module.exports = function(config) {
       require('karma-mocha'),
       require('karma-spec-reporter'),
       require('karma-chrome-launcher'),
-      require('../../')
+      require('../../dist/karma-webpack')
     ]
   })
 }

test/unit/es2015Demo.test.js

@@ -1,4 +1,4 @@
-var assert = require('chai').assert
+import {assert} from 'chai'
 
 describe('Array', function() {
   describe('#indexOf()', function() {

webpack.config.babel.js

@@ -0,0 +1,35 @@
+import path from 'path'
+import {name, dependencies, devDependencies} from './package.json'
+
+const rootPath = (nPath) => path.resolve(__dirname, nPath)
+const BUILD_PATH = './dist'
+const NODE_MODULES = rootPath('node_modules')
+
+const CONFIG = {
+  entry: './src/karma-webpack.js',
+  target: 'node',
+
+  output: {
+    path: BUILD_PATH,
+    filename: 'karma-webpack.js',
+    library: name,
+    libraryTarget: 'umd'
+  },
+
+  module: {
+    loaders: [{
+      test: /\.json/,
+      loader: 'json'
+    }, {
+      test: /\.js/,
+      loader: 'babel',
+      exclude: [NODE_MODULES],
+      query: {compact: true}
+    }]
+  },
+
+  externals: Object.keys(dependencies)
+    .concat(Object.keys(devDependencies))
+}
+
+export default CONFIG