.eslintrc.json

{
  "env": {
    "browser": true,
    "es2022": true,
    "node": true,
    "jest": true
  },
  "extends": [
    "airbnb/base",
    "plugin:jest/recommended"
  ],
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true
    },
    "ecmaVersion": "latest",
    "sourceType": "module"
  },
  "plugins": [
    "@typescript-eslint",
    "jest"
  ],
  "settings": {
    "import/resolver": {
      "typescript": {}
    }
  },
  "rules": {
    "import/extensions": "off",
    "lines-between-class-members": "off",
    "operator-linebreak": "off",
    "import/prefer-default-export": "off",
    "object-curly-newline": ["error", {
      "ObjectExpression": { "minProperties": 5, "multiline": true, "consistent": true },
      "ObjectPattern": { "minProperties": 5, "multiline": true, "consistent": true },
      "ImportDeclaration": "never",
      "ExportDeclaration": "never"
    }],
    "no-else-return": "off",
    "no-plusplus": "off",
    "no-bitwise": "off",
    "no-param-reassign": "off",
    "prefer-template": "off",
    "no-unused-vars": "off",
    "class-methods-use-this": "off",
    "no-new-func": "off",
    "no-restricted-syntax": "off",
    "array-bracket-spacing": [ "error", "always" ],
    "max-len": [ "error", {
      "code": 120,
      "ignoreStrings": true,
      "ignoreTemplateLiterals": true,
      "ignoreRegExpLiterals": true
    } ],
    "no-shadow": "off",
    "@typescript-eslint/no-shadow": "error",
    "no-return-await": "off",
    "no-redeclare": "off",
    "@typescript-eslint/no-redeclare": "error",
    "no-dupe-class-members": "off",
    "@typescript-eslint/no-dupe-class-members": "error"
  }
}