.eslintrc.json

{
  "root": true,
  "extends": ["airbnb-base", "prettier", "plugin:promise/recommended", "plugin:node/recommended"],
  "env": {
    "node": true
  },
  "plugins": ["promise"],
  "rules": {
    "global-require": "off",
    "vars-on-top": "off",
    "dot-notation": "off",
    "guard-for-in": "off",
    "func-names": "off",
    "one-var": "off",
    "no-underscore-dangle": "off",
    "no-plusplus": "off",
    "no-process-exit": "off",
    "no-bitwise": "off",
    "no-extend-native": "off",
    "handle-callback-err": ["error", "^(err|error)$"],
    "camelcase": ["error", { "properties": "never" }],
    "no-use-before-define": ["error", "nofunc"],
    "no-mixed-requires": ["warn", { "grouping": true }],
    "id-length": ["warn", { "min": 2, "exceptions": ["i", "_"] }],
    "no-unused-expressions": ["error", { "allowShortCircuit": true }],
    "no-param-reassign": ["warn"],
    "no-unused-vars": ["error", { "varsIgnorePattern": "^_.+", "argsIgnorePattern": "^_" }]
  },
  "parserOptions": {
    "ecmaVersion": 2018
  }
}