.eslintrc

{
  "parser": "babel-eslint",
  "parserOptions": {
    "ecmaVersion": 6,
    "sourceType": "module",
    "ecmaFeatures": {
      "modules": true
    }
  },
  "env": {
    "node": true
  },
  "globals": {
    "WeakMap": true
  },
  "rules": {
    "semi": [2, "always"],
    "keyword-spacing": ["error", {"before": true, "after": true}],
    "space-before-blocks": [2, "always"],
    "space-before-function-paren": [2, { "anonymous": "never", "named": "never" }],
    "space-in-parens": [2, "never"],
    "space-infix-ops": 2,
    "space-unary-ops": [2, { "words": true, "nonwords": false }],
    "operator-linebreak": [2, "before"],
    "no-unused-vars": 0
  },
  "ecmaFeatures": {
    "arrowFunctions": true,
    "binaryLiterals": true,
    "blockBindings": true,
    "classes": true,
    "destructuring": true,
    "defaultParams": true,
    "forOf": true,
    "generators": true,
    "modules": true,
    "objectLiteralComputedProperties": true,
    "objectLiteralDuplicateProperties": true,
    "objectLiteralShorthandMethods": true,
    "objectLiteralShorthandProperties": true,
    "octalLiterals": true,
    "regexUFlag": true,
    "regexYFlag": true,
    "restParams": true,
    "spread": true,
    "superInFunctions": true,
    "templateStrings": true,
    "unicodeCodePointEscapes": true,
    "globalReturn": true,
    "jsx": true,
    "experimentalObjectRestSpread": true,

    "mocha/no-exclusive-tests": 2
  },
  "extends": "eslint:recommended",
  "plugins": [
    "mocha"
  ]
}