.eslintrc

{
    "extends": "gatsby-standard",
    "plugins": ["prefer-arrow"],
    "rules": {
        "no-unsafe-finally": "off",
        "camelcase": "error",
        "comma-dangle": "off",
        "curly": "error",
        "dot-notation": "error",
        "eol-last": "error",
        "eqeqeq": ["error", "smart"],
        "guard-for-in": "error",
        "id-blacklist": [
            "error",
            "any",
            "Number",
            "number",
            "String",
            "string",
            "Boolean",
            "boolean",
            "Undefined",
            "undefined"
        ],
        "id-match": "error",
        "max-len": [
            "error",
            {
                "code": 140
            }
        ],
        "no-bitwise": "error",
        "no-caller": "error",
        "no-cond-assign": "error",
        "no-console": "warn",
        "no-debugger": "error",
        "no-empty": "error",
        "no-eval": "error",
        "no-fallthrough": "error",
        "no-multiple-empty-lines": "off",
        "no-new-wrappers": "error",
        "no-redeclare": "error",
        "no-shadow": [
            "error",
            {
                "hoist": "all"
            }
        ],
        "no-trailing-spaces": "error",
        "no-underscore-dangle": "error",
        "no-unused-expressions": "error",
        "no-unused-labels": "error",
        "no-var": "error",
        "prefer-arrow/prefer-arrow-functions": [
            "warn",
            {
                "disallowPrototype": true,
                "singleReturnOnly": true,
                "classPropertiesAllowed": true
            }
        ],
        "quote-props": ["error", "as-needed"],
        "radix": "error",
        "spaced-comment": "error",
        "space-before-function-paren": [
            "error",
            {
                "anonymous": "never",
                "asyncArrow": "never",
                "named": "never"
            }
        ],
        "use-isnan": "error"
    }
}