[swift-evolution] [Pitch] Typed throws

[Daniel Leping]

On Mon, 27 Feb 2017 at 8:44 Dave Abrahams via swift-evolution <
swift-evolution at swift.org> wrote:

>
> on Fri Feb 17 2017, Joe Groff <swift-evolution at swift.org> wrote:
>
> > Experience in other languages like Rust and Haskell that use
> > Result-based error propagation suggests that a single error type is
> > adequate, and beneficial in many ways.


>
> And experience in still others, like C++ and Java, suggests that
> using static types to restrict the kind of information a function can
> give you when an error occurs may actually be harmful.

+1 here. It becomes wrapping over wrapping over wrapping. Try doing a big
app in Java (i.e. some kind of layered server) and you'll understand
everything. Ones who tried and still want it - well, there are different
tastes out there.

>
>
> --
> -Dave
>
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