Merge pull request #118 from siddharthkp/116

Add Eslint to repo

.editorconfig

@@ -0,0 +1,7 @@
+[*]
+end_of_line = lf
+indent_style = space
+indent_size = 2
+insert_final_newline = true
+max_line_length = 100
+trim_trailing_whitespace = true

.eslintrc.js

@@ -0,0 +1,13 @@
+module.exports = {
+  extends: ['prettier', 'standard'],
+  plugins: ['prettier', 'node'],
+  rules: {
+    'prettier/prettier': [
+      'error',
+      {
+        singleQuote: true,
+        semi: false,
+      },
+    ],
+  },
+};

.travis.yml

@@ -7,5 +7,7 @@ cache:
     - node_modules
 before_script:
   - npm run danger
+script:
+  - npm run lint
 notifications:
   email: false

README.md

@@ -9,6 +9,7 @@
 
 [![Build Status](https://travis-ci.org/siddharthkp/bundlesize.svg?branch=master)](https://travis-ci.org/siddharthkp/bundlesize)
 [![NPM Version](https://img.shields.io/npm/v/bundlesize.svg)](https://npmjs.org/package/bundlesize)
+[![js-standard-style](https://img.shields.io/badge/code%20style-standard-brightgreen.svg)](http://standardjs.com)