.eslintrc.json

{
  "extends": ["eslint:recommended", "plugin:node/recommended", "plugin:jest/recommended", "xo", "prettier"],
  "parserOptions": {
    // Only ESLint 6.2.0 and later support ES2020.
    "ecmaVersion": 2020
  },
  "env": {
    "jest": true,
    "node": true
  },
  "rules": {
    "semi": 0,
    "quotes": 0,
    "indent": 0,
    "linebreak-style": 0,
    "no-console": 0,
    "prettier/trailingComma": "off",
    "node/exports-style": ["error", "module.exports"],
    "node/file-extension-in-import": ["error", "always"],
    "node/prefer-global/buffer": ["error", "always"],
    "node/prefer-global/console": ["error", "always"],
    "node/prefer-global/process": ["error", "always"],
    "node/prefer-global/url-search-params": ["error", "always"],
    "node/prefer-global/url": ["error", "always"],
    "node/prefer-promises/dns": "error",
    "node/prefer-promises/fs": "error",
    "object-shorthand": "off",
    "capitalized-comments": "off",
    "no-unused-vars": [
      1,
      {
        "args": "after-used",
        "argsIgnorePattern": "^_"
      }
    ],
    "jest/expect-expect": [
      "error",
      {
        "assertFunctionNames": ["assert"]
      }
    ]
  },
  "plugins": ["prettier"]
}