.eslintrc.js

module.exports = {
  parser: "babel-eslint",
  plugins: ["react", "react-native", "prettier", "fp", "flowtype"],
  env: {
    jest: true
  },
  settings: {
    react: {
      version: require("./package.json").dependencies.react
    },
    "import/resolver": {
      node: {
        extensions: [".js", ".jsx"]
      }
    },
    react: {
      pragma: "React",
      version: "16.6.1",
      flowVersion: "0.87"
    },
    parserOptions: {
      ecmaFeatures: {
        jsx: true,
        modules: true
      }
    }
  },
  globals: {
    fetch: true,
    FormData: true,
    requestAnimationFrame: true,
    cancelAnimationFrame: true,
    WebSocket: true,
    __DEV__: true,
    window: true,
    document: true,
    navigator: true,
    XMLSerializer: true
  },
  extends: [
    "eslint:recommended",
    "plugin:react/recommended",
    "airbnb-base",
    "prettier",
    "plugin:flowtype/recommended"
  ],
  rules: {
    "react/no-deprecated": "warn",
    "react/no-string-refs": "warn",
    "import/named": [2],
    "import/no-named-default": [0],
    "import/order": [
      "error",
      {
        groups: ["builtin", "external", "parent", "sibling", "index"],
        "newlines-between": "always"
      }
    ],
    "import/exports-last": [0],
    "import/no-useless-path-segments": [2],
    camelcase: [0],
    "no-console": [0],
    "import/prefer-default-export": "off",
    "jsx-a11y/href-no-hash": "off",
    "react/prop-types": [2],
    quotes: [2, "single"],
    "eol-last": [0],
    "no-continue": [1],
    "class-methods-use-this": [1],
    "no-bitwise": [1],
    "prefer-destructuring": [1],
    "consistent-return": [1],
    "no-warning-comments": [1],
    "no-mixed-requires": [0],
    "no-return-assign": 0,
    "no-underscore-dangle": [0],
    "no-await-in-loop": 0,
    "no-restricted-syntax": 0,
    "no-use-before-define": ["error", { functions: false }],
    "no-unused-expressions": ["error", { allowTaggedTemplates: true }],
    "no-plusplus": ["error", { allowForLoopAfterthoughts: true }],
    "prettier/prettier": [
      "error",
      {
        singleQuote: true,
        trailingComma: "all",
        bracketSpacing: false
      }
    ],
    "fp/no-mutating-methods": "warn"
  }
};