Run eslint on CI

Author: ngs

.eslintignore

@@ -1,3 +1,4 @@
 **/node_modules/**
 lib/**
 scripts/**
+coverage/**

circle.yml

@@ -10,6 +10,9 @@ general:
     ignore:
       - gh-pages
 test:
+  override:
+    - npm test
+    - npm run eslint -- --max-warnings 0
   post:
     - cat ./coverage/lcov.info | ./node_modules/coveralls/bin/coveralls.js
     - cp -R lib $CIRCLE_ARTIFACTS/

package.json

@@ -4,6 +4,7 @@
   "description": "A DraftJS plugin for supporting Markdown syntax shortcuts",
   "main": "lib/index.js",
   "scripts": {
+    "eslint": "node_modules/.bin/eslint .",
     "build": "npm run clean && npm run build:js",
     "build:demo": "NODE_ENV=production webpack --config demo/webpack.config.prod.js && rm -rf demo/public/css && cp -R demo/publicTemplate/* demo/public/",
     "build:js": "BABEL_DISABLE_CACHE=1 BABEL_ENV=production NODE_ENV=production node_modules/.bin/babel --out-dir='lib' --ignore='**/__test__/*' src",