.eslintrc.json

{
    "env": {
        "es6": true,
        "node": true,
        "mocha": true
    },
    "extends": "eslint:recommended",
    "parserOptions": {
        "sourceType": "module"
    },
    "parser": "babel-eslint",
    "rules": {
        "indent": ["error",4],
        "linebreak-style": ["error","unix"],
        "semi": ["error","always"],
        "no-unused-vars": "off",
        "no-console": "off"
    }
}