.eslintrc.json

{
    "env": {
        "browser": true,
        "commonjs": true,
        "es6": true
    },
    "extends": "eslint:recommended",
    "globals": {
        "Atomics": "readonly",
        "BigInt": "readonly",
        "Buffer": "readonly",
        "process": "readonly",
        "SharedArrayBuffer": "readonly"
    },
    "parserOptions": {
        "ecmaVersion": 2018
    },
    "rules": {
        "no-var": ["error"],
        "no-eval": ["error"],
        "no-new-func": ["error"],
        "no-new-object": ["error"],
        "no-array-constructor": ["error"],
        "no-loop-func": ["error"],
        "no-plusplus": ["error"],
        "no-multi-assign": ["error"],
        "prefer-rest-params": ["warn"],
        "prefer-spread": ["error"],
        "no-param-reassign": ["error"],
        "no-duplicate-imports": ["error"],
        "no-multiple-empty-lines": ["error"],
        "no-unexpected-multiline": ["off"],
        "no-trailing-spaces": ["error"],
        "spaced-comment": ["error"],
        "space-before-blocks": ["error"],
        "space-infix-ops": "error",
        "indent": ["error", 2],
        "linebreak-style": ["error", "unix"],
        "quotes": ["error", "double"],
        "semi": ["error", "always"],
        "one-var": ["error", "never"],
        "eqeqeq": ["error"],
        "no-new-wrappers": ["error"],
        "no-unneeded-ternary": ["error", { "defaultAssignment": false }],
        "padded-blocks": ["error", "never"],
        "space-in-parens": ["error", "never"],
        "array-bracket-spacing": ["error", "never"],
        "object-curly-spacing": ["error", "always"],
        "block-spacing": ["error"],
        "comma-spacing": ["error", { "before": false, "after": true }],
        "computed-property-spacing": ["error", "never"],
        "key-spacing": ["error", { "beforeColon": false, "mode": "minimum" }],
        "comma-style": ["error", "last"]
    }
}