.eslintrc

{
    "plugins": [
      "es-beautifier"
    ],
    "extends": ["eslint:recommended", "plugin:es-beautifier/standard"],
    "parserOptions": {
      "ecmaVersion": 2018,
      "sourceType": "script"
    },
    "env": {
      "es6": true,
      "node": true,
      "jest": true
    },
    "globals": {},
    "rules": {
      "quotes": [
        2,
        "single"
      ],
      "no-undef": 2,
      "no-unused-vars": 2,
      "one-var": [
        2,
        {
          "initialized": "never",
          "uninitialized": "never"
        }
      ],
      "curly": 2,
      "camelcase": 0,
      "eqeqeq": 2,
      "indent": [
        2,
        2,
        {
          "SwitchCase": 1
        }
      ],
      "lines-around-comment": [
        "error", {
          "allowBlockStart": true
        }
      ],
      "no-use-before-define": [
        2,
        {
          "functions": false
        }
      ],
      "max-len": [
        2,
        {
          "code": 200,
          "ignoreComments": true
        }
      ],
      "max-statements-per-line": 2,
      "new-cap": ["error", {
        "properties": false
      }],
      "no-eq-null": 2,
      "no-var": 2,
      "one-var-declaration-per-line": 2,
      "prefer-const": 2,
      "semi": 2,
      "spaced-comment": ["error", "always", {
        "exceptions": ["-"]
      }]
    }
  }