.eslintrc.json

{
  "plugins": ["prettier", "sonarjs"],
  "env": {
    "browser": false
  },
  "parserOptions": {
    "ecmaVersion": 2021,
    "sourceType": "script"
  },
  "globals": {
    "prompt": false,
    "alert": false,
    "confirm": false,
    "console": false
  },
  "extends": [
    "eslint:recommended",
    "prettier",
    "airbnb-base",
    "plugin:sonarjs/recommended"
  ],
  "rules": {
    "no-var": 1,
    "prefer-const": 0,
    "no-extra-parens": 1,
    "no-unreachable-loop": 1,
    "eqeqeq": 2,
    "no-implicit-coercion": 1,
    "no-implicit-globals": 1,
    "no-lone-blocks": 1,
    "no-return-assign": 1,
    "no-unused-expressions": 1,
    "no-useless-computed-key": 1,
    "no-useless-rename": 1,
    "no-label-var": 1,
    "no-shadow": 1,
    "no-undefined": 1,
    "arrow-parens": 1,
    "arrow-body-style": 0,
    "no-confusing-arrow": 1,
    "vars-on-top": 0,
    "no-plusplus": 0,
    "guard-for-in": 0,
    "no-unmodified-loop-condition": 0,
    "no-warning-comments": 1,
    "prefer-destructuring": 1,
    "no-nested-ternary": 0,
    "no-empty": 0,
    "no-alert": 0,
    "no-console": 0,
    "no-continue": 0,
    "prefer-template": 0,
    "no-constant-condition": 0,
    "operator-linebreak": 0,
    "strict": [2, "global"],
    "no-restricted-globals": 0,
    "operator-assignment": 0,
    "no-restricted-syntax": [
      0,
      {
        "selector": "ForInStatement"
      },
      {
        "selector": "ForOfStatement"
      }
    ],
    "camelcase": [2, { "properties": "never" }],

    "prettier/prettier": ["error"],

    "sonarjs/prefer-immediate-return": 0
  }
}