On Tue, Jul 9, 2019 at 2:00 PM Ian Davis <m...@iandavis.com> wrote:
> It's quite a bit more than a just new function since it brings some new
> behaviours that we don't have for functions in Go at the moment:
>
> 1. like panic it interrupts its caller's control flow
>
> 2. It may only be used within functions/methods that have a particular
> signature. Presumably it's a compile error to attempt to use it elsewhere.
>
> 3. It accepts any number of mixed type arguments without boxing into an
> interface{}
>
try is not a new function, it's a new *built-in* function. The behaviours
you are mentioning are normal for a built-in function. Robert Griesemer has
already commented about this several times in the issue tracker, for
example here:
https://github.com/golang/go/issues/32437#issuecomment-509337453
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