.eslintrc.json

{
  "env": {
    "browser": true,
    "es6": true,
    "jest": true,
    "node": true
  },
  "extends": ["airbnb", "prettier"],
  "globals": {
    "Atomics": "readonly",
    "SharedArrayBuffer": "readonly"
  },
  "parser": "babel-eslint",
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true
    },
    "ecmaVersion": 2018,
    "sourceType": "module"
  },
  "plugins": ["prettier"],
  "rules": {
    "react/jsx-filename-extension": [1, { "extensions": [".js", ".jsx"] }],
    "no-use-before-define": ["error", { "functions": false, "classes": true }],
    "prettier/prettier": ["error"],
    "jsx-a11y/label-has-associated-control": [ 2, {
      "labelAttributes": ["label"]
    }]
  },
  "settings": {
    "import/resolver": {
      "node": {
        "paths": ["src"]
      }
    },
    "react": {
      "version": "16.10.2"
    }
  }
}