.eslintrc.json

{
    "env": {
        "browser": false,
        "es6": true
    },
    "extends": ["eslint:recommended", "plugin:node/recommended"],
    "parserOptions": {
        "ecmaVersion": 2016,
        "sourceType": "module"
    },
    "rules": {
        "indent": [
            "error",
            4
        ],
        "linebreak-style": [
            "error",
            "unix"
        ],
        "quotes": [
            "error",
            "double"
        ],
        "semi": [
            "error",
            "never"
        ],
        "max-len": ["error", 120, 2, {
            "ignoreUrls": true,
            "ignoreComments": false,
            "ignoreRegExpLiterals": true,
            "ignoreStrings": false,
            "ignoreTemplateLiterals": false
            }],
        "node/exports-style": ["error", "module.exports"],
        "no-console": "off"
    },
    "plugins": ["node"]
}