.eslintrc.js

module.exports = {
    "env": {
        "browser": true,
        "es6": true,
        "node": true
    },
    "extends": "eslint:recommended",
    "globals": {
        "Atomics": "readonly",
        "SharedArrayBuffer": "readonly"
    },
    "parserOptions": {
        "ecmaVersion": 2018,
        "sourceType": "module"
    },
    "rules": {
        "arrow-parens": ["error", "as-needed"],
        "comma-dangle": [2, "never"],
        "no-multiple-empty-lines": ["error", { "max": 2, "maxEOF": 1 }],
        "object-curly-newline": 0,
        "semi": ["error", "always"]
    }
};