.eslintrc.json

{
  "extends": ["eslint:recommended", "google"],
  "parserOptions": {
    "ecmaVersion": 2018,
    "sourceType": "module"
  },
  "env": {
    "browser": true,
    "es6": true,
    "jest/globals": true,
    "node": true
  },
  "plugins": [
    "html",
    "jest"
  ],
  "rules": {
    "max-len": ["error", {
      "ignoreTemplateLiterals": true,
      "ignoreStrings": true,
      "ignoreRegExpLiterals": true
    }],
    "no-var": "error",
    "require-jsdoc": "off",
    "arrow-parens": "off",
    "no-console": "off",
    "new-cap": "off",
    "indent": [2, 2],
    "brace-style": [2, "1tbs"],
    "no-loop-func": "error",
    "no-await-in-loop": "error",
    "no-useless-call": "error",
    "padded-blocks": ["error", {
      "blocks": "never",
      "classes": "never",
      "switches": "never"
    }],
    "space-in-parens": "error",
    "singleQuote": true
  }
}