.eslintrc.json

{
  "env": {
    "es6": true,
    "node": true
  },
  "extends": "eslint:recommended",
  "parserOptions": {
    "ecmaVersion": 2018
  },
  "reportUnusedDisableDirectives": true,
  "root": true,
  "rules": {
    "block-scoped-var": "error",
    "brace-style": "error",
    "camelcase": "warn",
    "curly": [
      "error",
      "multi-line"
    ],
    "eqeqeq": "error",
    "func-call-spacing": "error",
    "indent": [
      "error",
      "tab",
      {
        "SwitchCase": 1
      }
    ],
    "new-cap": "error",
    "no-bitwise": "error",
    "no-caller": "error",
    "no-console": "off",
    "no-else-return": "error",
    "no-eq-null": "error",
    "no-labels": "error",
    "no-lone-blocks": "error",
    "no-lonely-if": "error",
    "no-loop-func": "warn",
    "no-multi-assign": "error",
    "no-throw-literal": "error",
    "no-undef": "error",
    "no-unexpected-multiline": "error",
    "no-unused-expressions": "error",
    "no-unused-vars": "error",
    "no-use-before-define": [
      "error",
      {
        "functions": false
      }
    ],
    "no-var": "error",
    "one-var": [
      "error",
      "never"
    ],
    "prefer-const": "error",
    "quotes": [
      "error",
      "single",
      {
        "avoidEscape": true
      }
    ],
    "semi": [
      "error",
      "never"
    ],
    "space-before-blocks": "error",
    "space-before-function-paren": [
      "error",
      "never"
    ],
    "space-infix-ops": "error",
    "space-unary-ops": "error",
    "spaced-comment": "error",
    "strict": [
      "error",
      "global"
    ],
    "use-isnan": "error",
    "valid-jsdoc": "warn",
    "valid-typeof": "warn",
    "vars-on-top": "warn",
    "wrap-iife": [
      "error",
      "inside"
    ],
    "yoda": "error"
  }
}