.eslintrc

{
  "globals":{
    "mocha": true,
    "chai": true,
    "expect": true,
    "assert": true
  },
  "parser": "babel-eslint",
  "extends": [
    "airbnb-base",
    "plugin:prettier/recommended",
    "prettier/flowtype"
  ],
  "plugins": [
    "promise",
    "chai-expect"
],
  "env": {
    "mocha": true
  },
  "rules": {
    "arrow-body-style": ["error", "always"],
    "class-methods-use-this": "warn",
    "no-underscore-dangle": "warn",
    "chai-expect/missing-assertion": 2,
    "chai-expect/terminating-properties": 1,
    "promise/always-return": "error",
    "promise/no-return-wrap": "error",
    "promise/param-names": "error",
    "promise/catch-or-return": "error",
    "promise/no-native": "off",
    "promise/no-nesting": "warn",
    "promise/no-promise-in-callback": "warn",
    "promise/no-callback-in-promise": "warn",
    "promise/avoid-new": "warn",
    "promise/no-new-statics": "error",
    "promise/no-return-in-finally": "warn",
    "promise/valid-params": "warn"
  }
}