.eslintrc.json

{
    "env": {
        "es6": true,
        "node": true,
        "mocha": true
    },
	"extends": "eslint:recommended",
    "parserOptions": {
        "ecmaVersion": 2017,
        "sourceType": "module"
    },
    "rules": {
        "array-bracket-spacing": ["error", "never"],
        "arrow-spacing": ["error"],
        "brace-style": ["error"],
        "comma-spacing": ["error"],
        "curly": ["error"],
        "dot-notation": ["error"],
        "eqeqeq": ["error"],
        "indent": [
            "error",
            "tab",
            {
                "SwitchCase": 1
            }
        ],
        "keyword-spacing": ["error"],
        "linebreak-style": ["error", "unix"],
        "max-len": [
            "error",
            {
                "code": 150,
                "ignoreTrailingComments": true,
                "ignoreUrls": true,
                "ignoreStrings": true,
                "ignoreTemplateLiterals": true,
                "ignoreRegExpLiterals": true
            }
        ],
		"no-console": ["warn"],
		"no-mixed-spaces-and-tabs": ["error"],
        "no-shadow": ["error"],
        "no-throw-literal": ["error"],
        "no-trailing-spaces": ["error"],
        "no-useless-call": ["error"],
        "no-unused-vars": [
            "error",
            {
                "args": "none"
            }
        ],
        "no-var": ["error"],
        "no-with": ["error"],
        "object-curly-spacing": ["error", "never"],
		"operator-linebreak": ["error"],
		"prefer-arrow-callback": ["error"],
		"prefer-const": ["error"],
        "quotes": ["error", "single"],
        "semi": ["error", "always"],
        "spaced-comment": ["error", "always"],
        "space-before-blocks": [
            "error",
            {
                "functions": "always",
                "keywords": "always",
                "classes": "always"
            }
        ],
        "space-infix-ops": ["error"],
        "space-in-parens": ["error", "never"],
        "yoda": ["error"]
    }
}