Add ESLint (WIP)

.eslintrc.json

@@ -0,0 +1,34 @@
+{
+  "extends": "standard",
+  "plugins": [
+    "standard"
+  ],
+  "ecmaFeatures": {
+    "modules": true
+  },
+  "env": {
+    "es6": true,
+    "node": true
+  },
+  "rules": {
+    "semi": [ 2, "always" ],
+    "quotes": [ 1, "single" ],
+    "no-undef": 0,
+    "global-strict": 0,
+    "no-extra-semi": 1,
+    "no-underscore-dangle": 0,
+    "no-console": 0,
+    "no-multi-spaces": 0,
+    "no-extra-bind": 0,
+    "curly": 0,
+    "no-use-before-define": 0,
+    "quotes": 0,
+    "no-unused-vars": 1,
+    "no-irregular-whitespace": 0,
+    "camelcase": 0,
+    "new-cap": 0,
+    "space-before-function-paren": 0,
+    "handle-callback-err": 0,
+    "keyword-spacing": 0
+  }
+}

README.md

@@ -123,6 +123,12 @@ Keep tests running while development:
 mocha -w
 ```
 
+#### Lint
+*Work in progress! Throws an error "Parsing error: The keyword 'await' is reserved".*
+```
+npm run lint
+```
+
 ### TODO
 - Fix encryption
 - Caching

package.json

@@ -20,9 +20,11 @@
     "socket.io-client": "1.3.7"
   },
   "devDependencies": {
+    "eslint": "^2.3.0",
     "mocha": "^2.3.4"
   },
   "scripts": {
-    "test": "mocha"
+    "test": "mocha",
+    "lint": "$(npm bin)/eslint ./src || true"
   }
 }