.eslintrc.json

{
    "root": true,
    "extends": ["eslint:recommended", "prettier", "plugin:json/recommended"],
    "parserOptions": {
        "ecmaVersion": 8
    },
    "env": {
        "node": true,
        "es6": true
    },
    "plugins": ["prettier"],
    "rules": {
        "prettier/prettier": [
            "error",
            {
                "singleQuote": true,
                "tabWidth": 4,
                "printWidth": 120
            }
        ],
        "no-unused-vars": [
            "error",
            {
                "vars": "all",
                "args": "none"
            }
        ],
        "semi": ["error", "always"],
        "curly": "error",
        "eqeqeq": "error",
        "no-eval": "error",
        "no-loop-func": "error",
        "radix": "error",
        "comma-dangle": "error",
        "no-undef": "error"
    },
    "globals": {
        "describe": false,
        "it": false,
        "expect": false
    }
}