That's probably the only real case, yes. And still, even this is a non-issue with things like io-ts https://github.com/gcanti/io-ts https://github.com/gcanti/io

That's probably the only real case, yes. And still, even this is a non-issue with things like io-ts https://github.com/gcanti/io-ts https://github.com/gcanti/io-ts This is my go to tool (and language) nowadays when I need to do something JSON heavy for a prototype.