.eslintrc.json

{
    "parserOptions": {
        "ecmaVersion": 6,
        "sourceType": "script",
        "ecmaFeatures": {
            "jsx": false,
            "experimentalObjectRestSpread": false
        }
    },
    "rules": {
        "curly": [
            2,
            "all"
        ],
        "operator-linebreak": [
            2,
            "after"
        ],
        "camelcase": [
            2,
            {
                "properties": "never"
            }
        ],
        "max-len": [
            2,
            300
        ],
        "indent": [
            2,
            2,
            {
                "SwitchCase": 1
            }
        ],
        "quotes": [
            2,
            "single"
        ],
        "no-multi-str": 2,
        "no-mixed-spaces-and-tabs": 2,
        "no-trailing-spaces": 2,
        "space-unary-ops": [
            2,
            {
                "nonwords": false,
                "overrides": {}
            }
        ],
        "one-var": [
            2,
            "never"
        ],
        "brace-style": [
            2,
            "1tbs",
            {
                "allowSingleLine": true
            }
        ],
        "keyword-spacing": [
            2,
            {}
        ],
        "space-infix-ops": 2,
        "space-before-blocks": [
            2,
            "always"
        ],
        "eol-last": 2,
        "space-before-function-paren": [
            2,
            {
                "anonymous": "ignore",
                "named": "never"
            }
        ],
        "array-bracket-spacing": [
            2,
            "never",
            {
                "singleValue": true
            }
        ],
        "space-in-parens": [
            2,
            "never"
        ],
        "no-multiple-empty-lines": 2,
        "no-with": 2,
        "no-spaced-func": 2,
        "key-spacing": [
            2,
            {
                "beforeColon": false,
                "afterColon": true
            }
        ],
        "dot-notation": 2,
        "semi": [
            2,
            "always"
        ],
        "valid-jsdoc": 2
    }
}