.eslintrc.js

module.exports = {
  "root": true,
  "extends": [
    "eslint-config-airbnb-base",
    "plugin:flowtype/recommended",
    "plugin:prettier/recommended",
  ],
  "parser": "babel-eslint",
  "parserOptions": {
    "sourceType": "module",
    "allowImportExportEverywhere": false,
    "codeFrame": false
  },
  "settings": {
    "flowtype": {
      "onlyFilesWithFlowAnnotation": true
    }
  },
  "env": {
    "node": true
  },
  "rules": {
    "flowtype/require-valid-file-annotation": [
      "error",
      "always",
      {
        "annotationStyle": "line"
      }
    ],
    "strict": "error",
    "no-restricted-syntax": "off",
    "max-len": [
      "error",
      120,
    ],
    "consistent-return": "off",
    "no-underscore-dangle": "off",
    "class-methods-use-this": "off",
    "import/no-named-as-default-member": "off",
    "no-console": "error",
  },
  "plugins": [
    "flowtype",
    "prettier",
  ]
};