.eslintrc

{
  "parser": "babel-eslint",
  "parserOptions": {
    "sourceType": "module",
    "allowImportExportEverywhere": true
  },
  "extends": ["airbnb-base", "plugin:flowtype/recommended"],
  "rules": {
    "arrow-parens": ["off"],
    "import/prefer-default-export": "off",
    "import/no-unresolved": "off",
    "import/no-extraneous-dependencies": "off",
    "no-multi-assign": "off",
    "import/extensions": "off",
    "class-methods-use-this": "off",
    "function-paren-newline": ["error", "consistent"],
    "no-unused-expressions": "off",
    "no-param-reassign": "off",
    "flowtype/generic-spacing": "off",
    "no-underscore-dangle": "off",
    "no-use-before-define": "off",
    "consistent-return": "off",
    "no-console": "off",
    "no-restricted-syntax": "off",
    "flowtype/no-unused-expressions": "error",
    "max-len": ["error", { "code": 80, "ignoreComments": true, "ignoreStrings": true, "ignoreTemplateLiterals": true }]
  },
  "plugins": [
    "flowtype"
  ],
   "settings": {
    "flowtype": {
      "onlyFilesWithFlowAnnotation": true
    }
  }
}