.eslintrc.json

{
  "env": {
    "es2020": true,
    "node": true
  },
  "extends": [
    "eslint:recommended"
  ],
  "root": true,
  "rules": {
    "arrow-parens": ["error", "as-needed"],
    "dot-location": ["error", "object"],
    "indent": ["error", 2, {
      "CallExpression": {"arguments": 2},
      "FunctionDeclaration": {"parameters": 2},
      "FunctionExpression": {"parameters": 2},
      "SwitchCase": 1
    }],
    "linebreak-style": ["error", "unix"],
    "max-classes-per-file": ["error", 2],
    "max-len": ["error", 120],
    "no-console": "off",
    "no-multiple-empty-lines": ["error", {"max": 2, "maxBOF": 0, "maxEOF": 0}],
    "no-restricted-globals": [
      "error",
      {
        "name": "fdescribe",
        "message": "Focused test suites are disallowed."
      },
      {
        "name": "fit",
        "message": "Focused tests are disallowed."
      },
      {
        "name": "xdescribe",
        "message": "Skipped test suites are disallowed."
      },
      {
        "name": "xit",
        "message": "Skipped tests are disallowed."
      }
    ],
    "no-unused-vars": ["error", {"argsIgnorePattern": "^_"}],
    "quotes": ["error", "single"],
    "semi": ["error", "always"]
  }
}