.eslintrc.json

{
    "parser": "babel-eslint",
    "extends": [ "standard" ],
    "plugins": [
        "standard",
        "promise"
    ],
    "env": {
        "node": true,
        "mocha": true
    },
    "parserOptions": {
        "sourceType": "module",
        "ecmaVersion": 2016,
        "ecmaFeatures": {
            "modules": true,
            "classes": true,
            "arrowFunctions": true,
            "defaultParams": true,
            "destructuring": true,
            "experimentalObjectRestSpread": true,
            "objectLiteralShorthandMethods": true,
            "objectLiteralShorthandProperties": true,
            "restParams": true
        }
    }
}