.eslintrc.json

{
  "parser": "babel-eslint",
  "plugins": ["flowtype", "import", "prettier", "promise", "react"],
  "extends": [
    "eslint:recommended",
    "prettier",
    "prettier/react",
    "prettier/flowtype",
    "prettier/standard",
    "plugin:react/recommended"
  ],

  "env": {
    "browser": true,
    "node": true
  },

  "parserOptions": {
    "ecmaVersion": 7,
    "sourceType": "module",
    "allowImportExportEverywhere": true,

    "ecmaFeatures": {
      "jsx": true,
      "experimentalObjectRestSpread": true
    }
  },

  "settings": {
    "import/resolver": {
      "webpack": {
        "config": "webpack.config.eslint.js"
      }
    }
  },

  "rules": {
    "prettier/prettier": [2],

    "quotes": [1, "double"],
    "indent": [2, 2, {"SwitchCase": 1}],

    "no-console": [0],
    "no-unused-vars": [1],
    "no-param-reassign": [0],
    "no-multi-assign": [0],
    "no-else-return": [0],
    "no-confusing-arrow": [0],
    "no-prototype-builtins": [0],

    "react/display-name": [0],
    "react/prop-types": [1],
    "react/sort-comp": [0],
    "react/no-danger": [0],
    "react/jsx-indent": [2, 2],
    "react/jsx-indent-props": [2, 2],
    "react/jsx-filename-extension": [1, {"extensions": [".js", ".jsx"]}],

    "import/first": [0],
    "import/prefer-default-export": [0],
    "import/no-extraneous-dependencies": [0]
  }
}