.eslintrc

{
  "env": {
      "es6": true,
      "node": true,
      "mocha": true
  },
  "extends": ["eslint:recommended"],
  "rules": {
    "indent": [
        "error",
        2
    ],
    "no-multi-spaces": "error",
    "no-throw-literal": "error",
    "comma-dangle": [
      "error",
      "never"
    ],
    "no-else-return": "error",
    "prefer-const": "error",
    "array-bracket-spacing": [
        "error",
        "never"
    ],
    "object-curly-spacing": [
        "error",
        "always"
    ],
    "linebreak-style": [
        "error",
        "unix"
    ],
    "quotes": [
        "error",
        "single"
    ],
    "semi": [
        "error",
        "never"
    ],
    "arrow-parens": ["error", "as-needed"],
    "no-console": "warn",
    "no-unused-vars": [
        2,
        {
            "vars": "all",
            "args": "after-used",
            "argsIgnorePattern": "^_|^next$"
        }
    ]
  },
  "parserOptions": {
      "ecmaVersion": 8,
      "ecmaFeatures": {
          "experimentalObjectRestSpread": true
      }
  }
}