.eslintrc

{
  "root": true,
  "ecmaFeatures": {
    "jsx": true,
    "modules": true
  },
  "parserOptions": {
    "ecmaVersion": 6,
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true,
      "modules": true,
    }
  },
  "env": {
    "es6": true,
    "browser": true,
    "node": true,
    "jest": true,
  },
  "parser": "babel-eslint",
  "extends": [
    "eslint:recommended",
    "plugin:react/recommended"
  ],
  "plugins": ["react"],
  "rules": {
    "indent": ["error", 2, { "SwitchCase": 1 }],
    "jsx-quotes": ["error", "prefer-double"],
    "keyword-spacing": ["error", { "after": true }],
    "no-console": "warn",
    "no-const-assign": "error",
    "no-duplicate-imports": "error",
    "no-trailing-spaces": "error",
    "no-unused-vars": "warn",
    "no-use-before-define": "error",
    "no-useless-concat": "error",
    "no-var": "error",
    "prefer-const": "error",
    "prefer-template": "error",
    "quotes": ["error", "single"],
    "radix": ["error", "always"],
    "semi": ["error", "always"],
    "template-curly-spacing": ["error", "never"],
    "react/no-find-dom-node": ["off"]
  }
}