.eslintrc.json

{
  "env": {
    "es2021": true,
    "node": true,
    "jest": true
  },
  "extends": [
    "airbnb-base",
    "plugin:@typescript-eslint/recommended",
    "plugin:jest/recommended",
    "plugin:jest/style",
    "plugin:jest-formatting/recommended",
    "plugin:prettier/recommended",
    "plugin:import/typescript",
    "prettier"
  ],
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaVersion": 12,
    "sourceType": "module"
  },
  "plugins": [
    "@typescript-eslint",
    "jest",
    "jest-formatting",
    "prettier",
    "import-helpers"
  ],
  "settings": {
    "import/resolver": {
      "typescript": {}
    },
    "jest": {
      "version": 29
    }
  },
  "rules": {
    "prettier/prettier": ["error", {
      "printWidth": 120,
      "tabWidth": 2,
      "singleQuote": true,
      "trailingComma": "all",
      "arrowParens": "always"
    }],
    "arrow-body-style": ["error", "as-needed"],
    "implicit-arrow-linebreak": "off",
    "camelcase":"off",
    "class-methods-use-this": "off",
    "no-useless-constructor": "off",
    "no-console": ["warn", { "allow": ["warn", "error"] }],
    "no-unused-expressions": "off",
    "no-use-before-define": "off",
    "no-unneeded-ternary": "error",
    "no-unused-vars": "off",
    "no-underscore-dangle": "off",
    "no-plusplus": ["error", { "allowForLoopAfterthoughts": true }],
    "no-param-reassign": ["error", {
      "props": true,
      "ignorePropertyModificationsForRegex": ["^draft", "result", "acc"]
    }],
    "no-shadow": "off",
    "prefer-template": "error",
    "@typescript-eslint/array-type": [
      "warn",
      { "default": "array-simple", "readonly": "array-simple" }
    ],
    "@typescript-eslint/ban-types": [
      "error",
      {
        "types": {
          "{}": false
        },
        "extendDefaults": true
      }
    ],
    "@typescript-eslint/camelcase": "off",
    "@typescript-eslint/indent": "off",
    "@typescript-eslint/no-namespace": "off",
    "@typescript-eslint/no-useless-constructor": "error",
    "@typescript-eslint/no-explicit-any": "off",
    "@typescript-eslint/no-use-before-define": "off",
    "@typescript-eslint/no-unused-vars": ["warn", {
      "argsIgnorePattern": "^_",
      "varsIgnorePattern": "^_$|[iI]gnored"
    }],
    "@typescript-eslint/explicit-module-boundary-types": "off",
    "@typescript-eslint/no-empty-interface": [
      "error",
      {
        "allowSingleExtends": true
      }
    ],
    "@typescript-eslint/no-shadow": ["error"],
    "import/prefer-default-export": "off",
    "import/no-duplicates": "off",
    "import/no-named-as-default": "off",
    "import/no-useless-path-segments": ["error", {   "noUselessIndex": true }],
    "import/no-extraneous-dependencies": ["error", {
      "devDependencies": [
        "**/test.ts?(x)",
        "**/*.test.ts?(x)",
        "**/spec.ts?(x)",
        "**/*.spec.ts?(x)"
      ]
    }],
    "import/extensions": [
      "error",
      "ignorePackages",
      {
        "ts": "never",
        "tsx": "never"
      }
    ],
    "import-helpers/order-imports": [
      "warn",
      {
        "newlinesBetween": "always",
        "groups": [
          "module",
          ["parent", "sibling"],
          "index"
        ],
        "alphabetize": { "order": "ignore", "ignoreCase": true }
      }
    ],
    "import/no-anonymous-default-export": [
      "error",
      {
        "allowArray": true,
        "allowArrowFunction": false,
        "allowAnonymousClass": false,
        "allowAnonymousFunction": false,
        "allowCallExpression": true,
        "allowLiteral": true,
        "allowObject": true
      }
    ]
  },
  "overrides": [
    {
      "files": ["!src/*"],
      "rules": {
        "import/no-extraneous-dependencies": "off",
        "import-helpers/order-imports": "off",
        "@typescript-eslint/no-var-requires": "off"
      }
    }
  ]
}