.eslintrc.json

{
  "env": {
    "es6": true
  },
  "extends": [
    "plugin:react/recommended",
    "airbnb",
    "plugin:@typescript-eslint/recommended",
    "prettier/@typescript-eslint",
    "plugin:prettier/recommended"
  ],
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaVersion": 2018,
    "sourceType": "module"
  },
  "plugins": [
    "react",
    "react-hooks",
    "@typescript-eslint",
    "prettier"
  ],
  "rules": {
    "camelcase": "off",
    "prettier/prettier": "error",
    "@typescript-eslint/no-explicit-any": "off",
    "consistent-return": "off",
    "@typescript-eslint/explicit-module-boundary-types": "off",
    "import/prefer-default-export": "off",
    "@typescript-eslint/explicit-function-return-type": "off",
    "no-unused-expressions": "off",
    "import/extensions": [
      "error",
      "ignorePackages",
      {
        "ts": "never",
        "tsx": "never"
      }
    ]
  },
  "settings": {
    "import/resolver": {
      "typescript": {}
    }
  },
  "overrides": [
    {
      "files": [
        "**/*.test.ts"
      ],
      "env": {
        "es6": true,
        "jest": true,
        "node": true
      },
      "rules": {
        "no-unused-vars": 0,
        "jest/no-disabled-tests": 0,
        "jest/no-focused-tests": "error",
        "jest/no-identical-title": "error",
        "jest/prefer-to-have-length": "warn",
        "jest/valid-expect": "error",
        "import/no-extraneous-dependencies": [
          "error",
          {
            "devDependencies": [
              "*.test.ts"
            ]
          }
        ]
      },
      "extends": [
        "eslint:recommended",
        "plugin:import/errors",
        "plugin:import/warnings",
        "plugin:jest/recommended"
      ]
    }
  ]
}