.eslintrc

{
  "parser": "babel-eslint",
  "env": {
    "browser": true,
    "node": true,
    "mocha": true
  },
  "rules": {
    "camelcase": 2,
    "curly": 2,
    "eqeqeq": [2, "smart"],
    "no-undef": 2,
    "no-native-reassign": 2,
    "no-script-url": 2,
    "no-underscore-dangle": 1,
    "dot-notation": 2,
    "quotes": [2, "single"],
    "no-trailing-spaces": 2,
    "no-unused-vars": 0,
    "no-extend-native": 2,
    "brace-style": [2, "1tbs", { "allowSingleLine": true }],
    "strict": 2,
    "no-alert": 1,
    "no-console": 1,
    "no-debugger": 1,
    "object-curly-spacing": [2, "always"],
    "space-after-keywords": [2, "always"],
    "space-before-blocks": [2, "always"]
  },
  "globals": {
    "console": true,
    "fetch": true
  },
  "ecmaFeatures": {
    "modules": true,
    "arrowFunctions": true,
    "forOf": true,
    "jsx": true
  }
}