eslintrc.json

{
    "extends": ["airbnb", "prettier", "plugin:node/recommended"],
    "plugins": ["prettier"],
    "env": {
      "node": true,
      "es6": true,
      "browser": true
    },
    "rules": {
      "prettier/prettier": "error",
      "spaced-comment": "off",
      "no-console": "warn",
      "consistent-return": "off",
      "func-names": "off",
      "object-shorthand": "off",
      "no-process-exit": "off",
      "no-param-reassign": "off",
      "no-return-await": "off",
      "no-underscore-dangle": "off",
      "class-methods-use-this": "off",
      "prefer-destructuring": [
        "error",
        {
          "object": true,
          "array": false
        }
      ],
      "no-unused-vars": [
        "error",
        {
          "argsIgnorePattern": "req|res|next|val"
        }
      ],
      "semi": [2, "never"],
      "object-curly-spacing": [2, "always"],
      "parserOptions": {
        "ecmaVersion": 6,
        "sourceType": "module",
        "ecmaFeatures": {
          "jsx": true
        }
      }
    }
  }