.eslintrc.json

{
  "extends": [
    "airbnb-base",
    "plugin:prettier/recommended",
    "plugin:node/recommended",
    "eslint:recommended",
    "plugin:promise/recommended",
    "plugin:security/recommended",
    "plugin:unicorn/recommended"
    // "plugin:jest/recommended",
  ],
  "parserOptions": {
    // Only ESLint 6.2.0 and later support ES2020.
    "ecmaVersion": 2022
  },
  "plugins": ["prettier", "security"],
  "rules": {
    // "prettier/prettier": 2,

    // "no-return-await": 0,
    // "class-methods-use-this": 0,
    "import/extensions": 0,

    "no-restricted-syntax": [
      "error",
      {
        "selector": "ForInStatement",
        "message": "for..in loops iterate over the entire prototype chain, which is virtually never what you want. Use Object.{keys,values,entries }, and iterate over the resulting array."
      },
      {
        "selector": "LabeledStatement",
        "message": "Labels are a form of GOTO; using them makes code confusing and hard to maintain and understand."
      },
      {
        "selector": "WithStatement",
        "message": "`with` is disallowed in strict mode because it makes code impossible to predict and optimize."
      }
    ],

    "unicorn/filename-case": [
      "error",
      {
        "case": "camelCase"
      }
    ],
    "no-nested-ternary": 0,
    "no-param-reassign": [
      2,
      {
        "props": true,
        "ignorePropertyModificationsFor": [
          "err",
          "error",
          "req",
          "res",
          "request",
          "response"
        ]
      }
    ],
    "func-names": 0,
    "no-process-exit": 0,
    "consistent-return": 0,
    "no-console": 1,
    "no-underscore-dangle": 0,
    "prefer-destructuring": [
      2,
      {
        "object": true,
        "array": false
      }
    ],
    "no-unused-vars": [2, { "argsIgnorePattern": "req|res|next|val" }],
    "node/no-path-concat": 2,
    "unicorn/no-fn-reference-in-iterator": 0,
    "security/detect-non-literal-fs-filename": 0
  },
  "env": {
    // "jest/globals": true
  }
}