Update Infra #969 - Replace isparta with istanbul

.babelrc

@@ -8,14 +8,15 @@
     "react"
   ],
   "env": {
-    "commonjs": {
+    "test": {
       "presets": [
         "env",
         "stage-1",
         "react"
       ],
       "plugins": [
-        "transform-decorators-legacy"
+        "transform-decorators-legacy",
+        "istanbul"
       ]
     }
   }

karma.conf.js

@@ -1,11 +1,6 @@
 const path = require('path');
 
-// Note: If we switch to ESM version of babelified files, we'll likely need to
-// update from the ancient isparta-loader. Likely we'll switch to:
-// https://github.com/istanbuljs/babel-plugin-istanbul with a `test` BABEL_ENV
-//
-// https://github.com/FormidableLabs/radium/issues/969
-process.env.BABEL_ENV = 'commonjs';
+process.env.BABEL_ENV = 'test';
 
 module.exports = function(config) {
   config.set({
@@ -34,13 +29,6 @@ module.exports = function(config) {
             include: path.resolve('src/__tests__/'),
             loader: 'babel-loader'
           },
-          {
-            test: /\.js$/,
-            include: path.resolve('src/'),
-            enforce: 'pre',
-            exclude: /(__tests__|__mocks__)/,
-            loader: 'isparta-loader?babel-loader'
-          },
           {
             test: /\.js$/,
             exclude: [/node_modules/],

package.json

@@ -24,7 +24,7 @@
     "version-dry-run": "publishr dry-run -V",
     "build": "npm run clean && builder concurrent --buffer build-lib build-dist build-es",
     "build-babel": "babel src --ignore \"/__tests__/,/__mocks__/\"",
-    "build-lib": "builder run --env \"{\\\"BABEL_ENV\\\":\\\"commonjs\\\"}\" build-babel -- -d lib",
+    "build-lib": "builder run --env \"{\\\"BABEL_ENV\\\":\\\"test\\\"}\" build-babel -- -d lib",
     "build-dist-dev": "webpack",
     "build-dist-prod": "webpack --config=webpack.config.minified.js",
     "build-dist": "builder concurrent --buffer build-dist-dev build-dist-prod",
@@ -37,7 +37,7 @@
     "eslint": "eslint .",
     "fixlint": "npm run eslint -- --fix",
     "lint": "builder concurrent --buffer eslint flow",
-    "start": "builder run --env \"{\\\"BABEL_ENV\\\":\\\"commonjs\\\"}\" examples-server",
+    "start": "builder run --env \"{\\\"BABEL_ENV\\\":\\\"test\\\"}\" examples-server",
     "test-node": "mocha \"test/**/*-test.js\"",
     "test-node-dev": "mocha --watch \"test/**/*-test.js\"",
     "test-frontend": "karma start",
@@ -74,6 +74,7 @@
   },
   "devDependencies": {
     "babel-eslint": "^7.1.1",
+    "babel-plugin-istanbul": "^5.1.0",
     "caniuse-api": "^2.0.0",
     "chai": "^3.5.0",
     "color": "^1.0.3",
@@ -89,7 +90,6 @@
     "express-http-proxy": "^0.11.0",
     "flow-bin": "^0.53.1",
     "inject-loader": "^3.0.1",
-    "isparta-loader": "^2.0.0",
     "jsdom": "^12.0.0",
     "jsdom-global": "^3.0.2",
     "karma": "^3.0.0",