.eslintrc

{
  "env": {
    "jest/globals": true,
    "node": true
  },
  "extends": [
    "airbnb-base",
    "plugin:jest/recommended",
    "plugin:@typescript-eslint/recommended",
    "prettier",
    "plugin:prettier/recommended"
  ],
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaVersion": 2019,
    "sourceType": "module",
    "project": "./tsconfig.eslint.json"
  },
  "plugins": ["jest", "prettier", "import", "@typescript-eslint"],
  "overrides": [
    {
      "files": ["*.js"],
      "rules": {
        "@typescript-eslint/no-var-requires": "off",
        "@typescript-eslint/explicit-function-return-type": "off"
      }
    }
  ],
  "settings": {
    "import/resolver": {
      "node": {
        "extensions": [".js", ".ts", ".d.ts"]
      },
      "typescript": {}
    }
  },
  "rules": {
    "@typescript-eslint/ban-ts-comment": ["warn"],
    "@typescript-eslint/ban-types": ["warn"],
    "@typescript-eslint/consistent-type-imports": ["error"],
    "@typescript-eslint/no-explicit-any": ["off"],
    "@typescript-eslint/no-shadow": ["error"],
    "@typescript-eslint/no-unused-vars": [
      "error",
      {
        "argsIgnorePattern": "^_"
      }
    ],
    "import/exports-last": ["error"],
    "import/extensions": [
      "error",
      "ignorePackages",
      {
        "js": "never",
        "jsx": "never",
        "ts": "never",
        "tsx": "never"
      }
    ],
    "import/no-unresolved": ["warn"],
    "import/order": [
      "error",
      {
        "newlines-between": "never"
      }
    ],
    "import/prefer-default-export": "off",
    "max-len": [
      "error",
      120,
      {
        "ignoreComments": true,
        "ignoreRegExpLiterals": true,
        "ignoreStrings": true,
        "ignoreTemplateLiterals": true,
        "ignoreTrailingComments": true,
        "ignoreUrls": true,
        "tabWidth": 4
      }
    ],
    "no-irregular-whitespace": [
      "error",
      {
        "skipComments": false,
        "skipRegExps": false,
        "skipStrings": false,
        "skipTemplates": false
      }
    ],
    "no-plusplus": [
      "error",
      {
        "allowForLoopAfterthoughts": true
      }
    ],
    "no-shadow": "off",
    "no-use-before-define": [
      "error",
      {
        "classes": true,
        "functions": false,
        "variables": true
      }
    ],
    "padding-line-between-statements": [
      "error",
      {
        "blankLine": "always",
        "prev": "*",
        "next": "return"
      },
      {
        "blankLine": "always",
        "prev": "*",
        "next": "export"
      },
      {
        "blankLine": "any",
        "prev": "export",
        "next": "export"
      }
    ],
    "prettier/prettier": [
      "error",
      {
        "printWidth": 120,
        "singleQuote": true,
        "tabWidth": 4,
        "trailingComma": "es5",
        "quoteProps": "preserve"
      }
    ],
    "quotes": ["warn", "single", { "avoidEscape": true }]
  }
}