.eslintrc.json

{
    "env": {
        "browser": true,
        "commonjs": false,
        "es6": true,
        "node": true
    },
    "extends": "eslint:recommended",
    "parserOptions": {
        "ecmaFeatures": {
            "jsx": true
        },
        "sourceType": "module"
    },
    "rules": {
        "no-alert": "warn",
        "no-console": "error",
        "no-dupe-args": "error",
        "no-eq-null": "off",
        "no-fallthrough": "error",
        "no-floating-decimal": "off",
        "no-global-assign": "error",
        "no-multi-str": "off",
        "no-redeclare": "error",
        "no-sequences": "off",
        "no-unused-vars": "off",
        "no-useless-escape": "off",
        "linebreak-style": [
            "error",
            "windows"
        ],
        "quotes": [
            "warn",
            "single"
        ],
        "semi": [
            "error",
            "always"
        ]
    },
    "globals": {
        "$": true
    }
}