Migrate to ESLint

Author: bobisjan

.eslintignore

@@ -0,0 +1,2 @@
+node_modules/**
+test/fixtures/**

.eslintrc.js

@@ -0,0 +1,22 @@
+'use strict';
+module.exports = {
+  parserOptions: {
+    ecmaVersion: 2017,
+  },
+  extends: ['eslint:recommended', 'plugin:node/recommended'],
+  plugins: ['node'],
+  env: {
+    node: true,
+    es6: true,
+  },
+  overrides: [
+    {
+      files: ['test/**/*-test.js'],
+      env: {
+        mocha: true,
+      },
+      extends: ['plugin:mocha/recommended'],
+      plugins: ['mocha'],
+    },
+  ]
+};

.gitignore

@@ -1,3 +1,4 @@
 node_modules
 dist/
 tmp/
+.eslintcache

.jshintrc

@@ -1,5 +1,7 @@
 .gitignore
-.jshintrc
+.eslintcache
+.eslintignore
+.eslintrc.js
 .travis.yml
 test/
 tmp/

.npmignore

@@ -4,7 +4,8 @@
   "description": "A production-ready app server for running Ember FastBoot apps",
   "main": "src/fastboot-app-server.js",
   "scripts": {
-    "test": "NODE_ENV=test mocha"
+    "lint:js": "eslint --cache .",
+    "test": "yarn lint:js && NODE_ENV=test mocha"
   },
   "repository": {
     "type": "git",

package.json

@@ -65,8 +65,7 @@ class Worker {
         this.error = message.error;
         break;
       case 'shutdown':
-        process.exit(0);
-        break;
+        process.exit(0); // eslint-disable-line no-process-exit
     }
   }