Use yarn and test with jest

.gitignore

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

.travis.yml

@@ -3,7 +3,3 @@ node_js:
   - "4"
   - "6"
   - "node"
-script: npm run travis
-
-before_install:
-  - '[ "${TRAVIS_NODE_VERSION}" != "0.10" ] || npm install -g npm'

package.json

@@ -3,14 +3,27 @@
   "version": "1.3.0",
   "description": "PostCSS plugin for CSS Modules to pass arbitrary values between your module files",
   "main": "lib/index.js",
+  "files": [
+    "lib"
+  ],
   "scripts": {
-    "lint": "standard src test",
     "build": "babel --out-dir lib src",
-    "autotest": "chokidar src test -c 'npm test'",
-    "test": "mocha --compilers js:babel-core/register",
-    "posttest": "npm run lint && npm run build",
-    "travis": "npm run test",
-    "prepublish": "npm run build"
+    "lint": "standard src test",
+    "test": "jest --coverage",
+    "posttest": "yarn run lint",
+    "prepublish": "yarn run build"
+  },
+  "babel": {
+    "presets": [
+      [
+        "env",
+        {
+          "targets": {
+            "node": 4
+          }
+        }
+      ]
+    ]
   },
   "repository": {
     "type": "git",
@@ -29,23 +42,13 @@
   "homepage": "https://github.com/css-modules/postcss-modules-values#readme",
   "devDependencies": {
     "babel-cli": "^6.5.2",
-    "babel-core": "^6.5.2",
-    "babel-plugin-add-module-exports": "^0.2.1",
-    "babel-preset-es2015": "^6.3.13",
-    "chokidar": "^1.2.0",
-    "mocha": "^3.0.2",
+    "babel-jest": "^20.0.3",
+    "babel-preset-env": "^1.5.0",
+    "jest": "^20.0.3",
     "standard": "^8.4.0"
   },
   "dependencies": {
     "icss-replace-symbols": "^1.1.0",
     "postcss": "^6.0.1"
-  },
-  "babel": {
-    "presets": [
-      "es2015"
-    ],
-    "plugins": [
-      "add-module-exports"
-    ]
   }
 }

src/index.js

@@ -1,5 +1,5 @@
-import postcss from 'postcss'
-import replaceSymbols, {replaceAll} from 'icss-replace-symbols'
+const postcss = require('postcss')
+const {default: replaceSymbols, replaceAll} = require('icss-replace-symbols')
 
 const matchImports = /^(.+?|\([\s\S]+?\))\s+from\s+("[^"]*"|'[^']*'|[\w-]+)$/
 const matchValueDefinition = /(?:\s+|^)([\w-]+):?\s+(.+?)\s*$/g
@@ -8,7 +8,7 @@ let options = {}
 let importIndex = 0
 let createImportedName = options && options.createImportedName || ((importName/*, path*/) => `i__const_${importName.replace(/\W/g, '_')}_${importIndex++}`)
 
-export default postcss.plugin('postcss-modules-values', () => (css, result) => {
+module.exports = postcss.plugin('postcss-modules-values', () => (css, result) => {
   let importAliases = []
   let definitions = {}