.eslintrc.json

{
  "parserOptions": {
    "ecmaVersion": 2017,
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true
    }
  },
  "env": {
    "browser": true,
    "node": true,
    "es6": true
  },
  "extends": ["standard", "standard-jsx", "plugin:prettier/recommended"],
  "rules": {
    "linebreak-style": ["error", "unix"]
  },
  "overrides": [
    {
      "files": ["*.ts", "*.tsx"],
      "parser": "@typescript-eslint/parser",
      "plugins": ["@typescript-eslint/eslint-plugin", "react"],
      "rules": {
        "react/jsx-uses-react": "error",
        "react/jsx-uses-vars": "error",
        "react/jsx-handler-names": "off",
        "import/export": "off",
        "no-dupe-class-members": "off",
        "no-empty-pattern": "off",
        "no-redeclare": "off",
        "no-unused-vars": "off",
        "no-undef": "off",
        "no-unused-expressions": "off",
        "no-use-before-define": "off",
        "no-useless-constructor": "off",
        "@typescript-eslint/no-unused-vars": "error"
      }
    }
  ]
}