Re: Exceptions and Objects

[Jonathan Scott Duff]

On Mon, Aug 14, 2000 at 08:50:41PM -0600, Tony Olekshy wrote:
> Jonathan Scott Duff wrote:
> >         try { }
> >         catch {                         # ALL exceptions
> >             switch ($@) {
> >                 case ^_->name eq 'IO'   { ... }
> >                 case ^_->canFoo         { ... }
> >                 throw $@;               # No cases matched, rethrow
> >             }
> >         }
> >         finally { }
> 
> This is why RFC 88 is working on syntax and semantics for:
> 
>     try { ... } except sub { $_[0]->CanFoo } => catch { ... }
> 
> which *does* unwind if $_[0] can't Foo (or, if $_[0]->CanFoo or the
> catch clause throws).

Er, why?  What's wrong with just using the switch statement?  It seems
like except and catch are becoming special-purpose switches to me.  Is
it really necessary?

-Scott
-- 
Jonathan Scott Duff
[EMAIL PROTECTED]