.eslintrc.json

{
    "env": {
        "es6": true,
        "node": true
    },
    "parserOptions": {
        "ecmaVersion": 2017
    },
    "extends": "eslint:recommended",
    "rules": {
        "indent": ["error", 4],
        "eol-last": ["error", "always"],
        "strict": ["error", "global"],
        "curly": ["error", "multi-line", "consistent"],
        "eqeqeq": "error",
        "no-use-before-define": [
            "error",
            {
                "functions": false
            }
        ],
        "linebreak-style": ["error", "unix"],
        "quotes": [
            "error",
            "single",
            {
                "allowTemplateLiterals": true
            }
        ],
        "semi": ["error", "always"],
        "keyword-spacing": [
            "error",
            {
                "before": true,
                "after": true
            }
        ],
        "no-eval": ["error"],
        "no-console": "off"
    }
}