Go errors are a convention. Nothing forces you to use error interface to do anything nor handle anything either. See my comment here: https://news.ycombinator

Go errors are a convention. Nothing forces you to use error interface to do anything nor handle anything either. See my comment here: https://news.ycombinator.com/item?id=23759196 https://news.ycombinator.com/item?id=23759196 > You can attach additional data to an error, and in recent versions of go you can wrap errors in other errors. Yes, with a function added to the std lib after people used a 3rd party lib for years to do the same thing. Nothing to do with a change of language structure or features.