But if you are doing more functional style, you would be copying the reference, NOT the object. Functional style makes you need LESS of deep copy. See immerjs

But if you are doing more functional style, you would be copying the reference, NOT the object. Functional style makes you need LESS of deep copy. See immerjs Also your object won't be that complicated in the first place, they would be treated as plain data object like struct or record. And you would not use those advanced features in objects(Not needed).