.eslintrc

{
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "jsx": true,
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true
    }
  },
  "plugins": ["prettier", "@typescript-eslint"],
  "settings": {
    "import/resolver": {
      "node": {
        "extensions": [".js", ".ts", ".tsx"]
      }
    }
  },
  "env": {
    "node": true,
    "es6": true,
    "jest": true
  },
  "rules": {
    "prettier/prettier": "error",
    "no-constant-binary-expression": "error",
    "array-callback-return": "error",
    "no-template-curly-in-string": "error",
    "no-promise-executor-return": "error",
    "no-constructor-return": "error",
    "no-unsafe-optional-chaining": "error",
    "block-scoped-var": "warn",
    "camelcase": "error",
    "constructor-super": "error",
    "dot-notation": "error",
    "eqeqeq": ["error", "smart"],
    "guard-for-in": "error",
    "max-depth": ["warn", 4],
    "new-cap": "error",
    "no-caller": "error",
    "no-const-assign": "error",
    "no-debugger": "error",
    "no-delete-var": "error",
    "no-div-regex": "warn",
    "no-dupe-args": "error",
    "no-dupe-class-members": "error",
    "no-dupe-keys": "error",
    "no-duplicate-case": "error",
    "no-duplicate-imports": "error",
    "no-else-return": "error",
    "no-empty-character-class": "error",
    "no-eval": "error",
    "no-ex-assign": "error",
    "no-extend-native": "warn",
    "no-extra-boolean-cast": "error",
    "no-extra-semi": "error",
    "no-fallthrough": "error",
    "no-func-assign": "error",
    "no-implied-eval": "error",
    "no-inner-declarations": "error",
    "no-irregular-whitespace": "error",
    "no-label-var": "error",
    "no-labels": "error",
    "no-lone-blocks": "error",
    "no-lonely-if": "error",
    "no-multi-str": "error",
    "no-nested-ternary": "warn",
    "no-new-object": "error",
    "no-new-symbol": "error",
    "no-new-wrappers": "error",
    "no-obj-calls": "error",
    "no-octal": "error",
    "no-octal-escape": "error",
    "no-proto": "error",
    "no-redeclare": "error",
    "no-shadow": "warn",
    "no-this-before-super": "error",
    "no-throw-literal": "error",
    "no-undef-init": "error",
    "no-unneeded-ternary": "error",
    "no-unreachable": "error",
    "no-unused-expressions": "error",
    "no-useless-rename": "error",
    "no-var": "error",
    "no-with": "error",
    "prefer-arrow-callback": "warn",
    "prefer-const": "error",
    "prefer-spread": "error",
    "prefer-template": "warn",
    "radix": "error",
    "use-isnan": "error",
    "valid-typeof": "error",
    "@typescript-eslint/no-unused-vars": [
      "warn",
      {
        "argsIgnorePattern": "^_",
        "varsIgnorePattern": "^_",
        "caughtErrorsIgnorePattern": "^_"
      }
    ]
  }
}