.eslintrc

{
  "plugins": ["react", "react-hooks", "prettier"],
  "parser": "babel-eslint",
  "parserOptions": {
    "ecmaVersion": 6,
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true
    }
  },
  "env": {
    "es6": true,
    "browser": true,
    "node": true
  },
  "extends": [
    "eslint:recommended",
    "plugin:react/recommended",
    "plugin:prettier/recommended"
  ],
  "rules": {
    "prettier/prettier": "error",
    "react/prefer-stateless-function": "warn",
    "react/prop-types": "off",
    "react/display-name": "off",
    "no-case-declarations": "off",
    "eqeqeq": ["error", "smart"],
    "no-unused-vars": ["warn"],
    "array-callback-return": ["error"],
    "react-hooks/rules-of-hooks": "error",
    "react-hooks/exhaustive-deps": "warn",
    "no-useless-rename": "warn",
    "prefer-const": "warn",
    "no-var": "warn",
    "no-console": ["warn", { "allow": ["error", "info"] }]
  },
  "settings": {
    "react": {
      "version": "detect"
    }
  },
  "overrides": [
    {
      "files": ["src/**/*.ts", "src/**/*.tsx"],
      "env": { "browser": true, "es6": true, "node": true },
      "extends": [
        "eslint:recommended",
        "plugin:react/recommended",
        "plugin:prettier/recommended",
        "prettier/@typescript-eslint",
        "plugin:@typescript-eslint/eslint-recommended",
        "plugin:@typescript-eslint/recommended"
      ],
      "parser": "@typescript-eslint/parser",
      "parserOptions": {
        "ecmaFeatures": { "jsx": true },
        "ecmaVersion": 2020,
        "sourceType": "module",
        "project": "./tsconfig.json"
      },
      "plugins": ["react", "react-hooks", "prettier", "@typescript-eslint"]
    }
  ]
}