.eslintrc.json

{
    "env": {
        "browser": true,
        "commonjs": true,
        "node": true
    },
    "parser": "babel-eslint",
    "rules": {
        "no-duplicate-case":"error",
        "no-empty":"error",
        "no-extra-semi":"error",
        "no-func-assign": "error",
        "no-irregular-whitespace":"error",
        "no-unreachable": "error",
        "curly": "error",
        "dot-notation": "error",
        "eqeqeq": "error",
        "no-empty-function": "error",
        "no-multi-spaces": "error",
        "no-mixed-spaces-and-tabs": "error",
        "no-trailing-spaces": "error",
        "default-case": "error",
        "no-fallthrough": "error",
        "no-unused-vars": "error",
        "no-use-before-define": "error",
        "no-redeclare": "error",
        "camelcase": "error",
        "brace-style": "error",
        "indent": [
            "error",
            4
        ],
        "quotes": [
            "error",
            "single"
        ],
        "semi": [
            "error",
            "always"
        ]
    }
  }