.eslintrc.json

{
  "parser": "babel-eslint",
  "plugins": [
    "prettier",
    "babel"
  ],
  "extends": [
    "airbnb-base",
    "prettier",
    "plugin:prettier/recommended"
  ],
  "rules": {
    "consistent-return": "off",
    "default-case": "off",
    "eqeqeq": [
      "error",
      "smart"
    ],
    "import/order": "off",
    "linebreak-style": "off",
    "lines-between-class-members": [
      "error",
      "always",
      {"exceptAfterSingleLine": true}
    ],
    "no-continue": "off",
    "no-multi-assign": "off",
    "no-param-reassign": "off",
    "no-return-assign": "off",
    "no-unused-vars": [
      "error",
      {
        "args": "all",
        "argsIgnorePattern": "^_+$"
      }
    ],
    "one-var": "off",
    "strict": ["error", "never"],
    "prettier/prettier": [
      "error",
      {
        "trailingComma": "es5",
        "singleQuote": true
      }
    ]
  },
  "env": {
    "es6": true,
    "node": true,
    "mocha": true,
    "browser": true
  }
}