update testing

Author: David

.babelrc

@@ -5,7 +5,7 @@
       {
         "targets": {
           "node": [
-            "4.0.0"
+            "6.0.0"
           ]
         }
       }

.eslintrc.js

@@ -1,11 +1,8 @@
 module.exports = {
 	root: true,
 	parser: "babel-eslint",
-	plugins: [
-		"import",
-		"prettier"
-	],
-	"extends": [
+	plugins: ["import", "prettier"],
+	extends: [
 		"webpack",
 		"plugin:import/errors",
 		"plugin:import/warnings",
@@ -20,7 +17,7 @@ module.exports = {
 	parserOptions: {
 		ecmaVersion: 2017
 	},
-	rules:{
-		'no-unused-vars': 'warn'
+	rules: {
+		"no-unused-vars": "warn"
 	}
 };

.gitignore

@@ -60,3 +60,4 @@ typings/
 # my
 lib/
 .idea/
+cc-test-reporter

.lintstagedrc

@@ -1,11 +1,16 @@
 {
-  "./**/*.js": [
-    "prettier",
-    "eslint --fix",
-    "git add"
-  ],
-  "./**/*.css": [
-    "prettier",
-    "git add"
-  ]
+	"linters": {
+		"./**/*.js": [
+			"prettier",
+			"eslint --fix",
+			"git add"
+		],
+		"./**/*.css": [
+			"prettier",
+			"git add"
+		]
+	},
+	"ignore": [
+		"test/e2e/**/*.test.js"
+	]
 }

.nycrc

@@ -1,17 +1,17 @@
 sudo: false
 language: node_js
 node_js:
-  - "10"
-  - "8"
+#  - "10"
+#  - "8"
   - "6"
 install:
   - yarn
 script:
-  - yarn test
+  - yarn coverage
 
 env:
   global:
-    - CC_TEST_REPORTER_ID=ABC123
+    - CC_TEST_REPORTER_ID=8277f64d4123c1ec9bafeb8c2db8a72403277f27a1419f944d013951318db00e
 
 before_install:
   - curl -o- -L https://yarnpkg.com/install.sh | bash -s -- --version 1.6.0

.travis.yml

@@ -14,16 +14,14 @@ A [clean-css](https://github.com/jakubpawlowicz/clean-css) loader for [webpack](
 [![npm](https://img.shields.io/npm/v/clean-css-loader.svg)](https://www.npmjs.com/package/clean-css-loader)
 [![npm clean-css-loader](https://img.shields.io/npm/dm/clean-css-loader.svg)](https://www.npmjs.com/package/clean-css-loader)
 [![Build Status](https://travis-ci.org/retyui/clean-css-loader.svg?branch=master)](https://travis-ci.org/retyui/clean-css-loader)
+[![Code Climate](https://codeclimate.com/github/retyui/clean-css-loader/badges/gpa.svg)](https://codeclimate.com/github/retyui/clean-css-loader)
+[![Test Coverage](https://codeclimate.com/github/retyui/clean-css-loader/badges/coverage.svg)](https://codeclimate.com/github/retyui/clean-css-loader/coverage)
 [![Greenkeeper badge](https://badges.greenkeeper.io/retyui/clean-css-loader.svg)](https://greenkeeper.io/)
 
 ## Install
 
 ```bash
-# for webpack@4 or 3 or 2
 yarn add -D clean-css-loader
-
-# for webpack@1.x
-yarn add -D clean-css-loader@0.14.0
 ```
 
 ## Usage

README.md

@@ -1,3 +1,4 @@
 module.exports = {
-	coverageReporters: ["json"]
+	collectCoverageFrom: ["test/unit/*.js", "src/*.js"],
+	coverageReporters: ["lcov", "html"]
 };

jest.config.js

@@ -1,6 +1,6 @@
 {
   "name": "clean-css-loader",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "main": "lib/index.js",
   "dependencies": {
     "clean-css": "^4.1.9",
@@ -16,9 +16,10 @@
     "e2e": "yarn force-clean ; yarn install-sub",
     "prebuild": "rimraf ./lib",
     "build": "babel src --out-dir lib",
+    "format": "prettier  \"test/unit/*.js\" \"src/*.js\" \"./*.js\" --write",
     "pretest": "yarn build",
     "test": "jest",
-    "coverage": "nyc --clean jest --coverage",
+    "coverage": "rimraf ./coverage; yarn test --coverage",
     "precommit": "lint-staged"
   },
   "description": "CleanCSS loader module for webpack",
@@ -34,7 +35,7 @@
     "lib"
   ],
   "engines": {
-    "node": ">=4.0.0"
+    "node": ">=6.0.0"
   },
   "devDependencies": {
     "babel-cli": "^6.26.0",
@@ -51,7 +52,6 @@
     "jest": "^22.4.3",
     "lint-staged": "7.0.5",
     "npm-run-all": "^4.1.2",
-    "nyc": "^11.7.1",
     "prettier": "1.12.1",
     "rimraf": "^2.6.1"
   }

package.json

@@ -14,10 +14,7 @@ export default function cleanCssLoader(css, map) {
 
 	return new CleanCSS(cleanCssOptions).minify(css, map, (err, minified) => {
 		if (err) {
-			if (Array.isArray(err) && err[0]) {
-				return callback(err[0]);
-			}
-			return callback(err);
+			return callback(err[0]);
 		}
 
 		if (!cleanCssOptions.skipWarn && Array.isArray(minified.warnings)) {