.eslintrc.js

module.exports = {
    "parserOptions": {
        "ecmaVersion": 6,
        "sourceType": "script",
        "ecmaFeatures": {}
    },
    "rules": {
        "brace-style": [1, "1tbs"],
        "constructor-super": 2,
        "curly": [1, "all"],
        "no-case-declarations": 2,
        "no-class-assign": 2,
        "no-compare-neg-zero": 2,
        "no-cond-assign": 2,
        "no-const-assign": 2,
        "no-constant-condition": 2,
        "no-control-regex": 2,
        "no-delete-var": 2,
        "no-dupe-args": 2,
        "no-dupe-class-members": 2,
        "no-dupe-keys": 2,
        "no-duplicate-case": 2,
        "no-empty-character-class": 2,
        "no-empty-pattern": 2,
        "no-empty": 2,
        "no-ex-assign": 2,
        "no-extra-boolean-cast": 2,
        "no-extra-semi": 2,
        "no-fallthrough": 2,
        "no-func-assign": 2,
        "no-global-assign": 2,
        "no-inner-declarations": 2,
        "no-invalid-regexp": 2,
        "no-irregular-whitespace": 2,
        "no-mixed-spaces-and-tabs": 2,
        "no-new-symbol": 2,
        "no-obj-calls": 2,
        "no-octal": 2,
        "no-redeclare": 2,
        "no-regex-spaces": 2,
        "no-self-assign": 2,
        "no-sparse-arrays": 2,
        "no-this-before-super": 2,
        "no-undef": 2,
        "no-unexpected-multiline": 2,
        "no-unreachable": 2,
        "no-unsafe-finally": 2,
        "no-unsafe-negation": 2,
        "no-unused-labels": 2,
        "no-unused-vars": 1,
        "no-useless-escape": 2,
        "require-yield": 2,
        "use-isnan": 2,
        "valid-typeof": 2,
        "semi": 2,
        "indent-legacy": 1,
        "linebreak-style": 2,
        "max-len": [2, 120],
        "no-tabs": 2
    },
    "env": {
        "browser": true,
        "es6": true,
        "node": true,
    }
};