It's convenient to write this sort of optimistic code that Erlang encourages, but the error messages are often not very helpful. You'll often end up with a patt

It's convenient to write this sort of optimistic code that Erlang encourages, but the error messages are often not very helpful. You'll often end up with a pattern matching failure and stacktrace that isn't very clear compared to a hand-written error message that you would get in Go.