.eslintrc.json

{
  "env": {
    "browser": true,
    "es2021": true,
    "jest": true
  },
  "extends": [
    "eslint:recommended",
    "plugin:react/recommended",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:import/typescript",
    "plugin:testing-library/react",
    "plugin:jest-dom/recommended",
    "airbnb",
    "prettier"
  ],
  "globals": {
    "Atomics": "readonly",
    "SharedArrayBuffer": "readonly"
  },
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true
    },
    "ecmaVersion": 13,
    "sourceType": "module"
  },
  "plugins": [
    "react",
    "@typescript-eslint",
    "prettier",
    "testing-library",
    "jest-dom"
  ],
  "rules": {
    // Assignment to property of function parameter 'state'.
    "no-param-reassign": [
      2,
      {
        "props": false
      }
    ],
    "no-unused-expressions": "off",
    "react/no-array-index-key": "off",
    "no-plusplus": "off",
    "react/jsx-one-expression-per-line": "off",
    "no-unused-vars": "off",
    "no-undef": "off",
    "@typescript-eslint/no-unused-vars": ["error"],
    "@typescript-eslint/no-unused-expressions": "off",
    "no-use-before-define": "off",
    "react/jsx-closing-bracket-location": "off",
    "react/jsx-indent": "off",
    "react/jsx-indent-props": "off",
    "react/jsx-filename-extension": [1, { "extensions": [".ts", ".tsx"] }],
    "import/prefer-default-export": "off",
    "import/extensions": "off",
    "import/no-unresolved": "off",
    "arrow-body-style": "off",
    "react/react-in-jsx-scope": "off",
    "import/no-extraneous-dependencies": [
      "error",
      {
        "devDependencies": [
          "**/*.test.ts",
          "**/*.test.tsx",
          "./src/setupTests.ts",
          "./src/tests/*/*"
        ]
      }
    ],
    "react/function-component-definition": "off",
    "testing-library/no-render-in-setup": [
      "error",
      { "allowTestingFrameworkSetupHook": "beforeEach" }
    ],
    "no-restricted-exports": "off"
  }
}