Incidentally, the intention is there in Scala to provide some form of checking for exceptions, but they have not decided what it will be. It is planned to be optional, though, so it will not break existing code. It might start life as a compiler plugin.
On Wed, Sep 22, 2010 at 5:30 PM, Kevin Wright <[email protected]>wrote: > > > 2010/9/22 Cédric Beust ♔ <[email protected]> > >> >> >> On Wed, Sep 22, 2010 at 8:19 AM, Kevin Wright >> <[email protected]>wrote: >> >>> Instead, a language can offer exhaustive pattern matches in a range of >>> other, non-exceptional scenarios, so offering the best of both worlds. >> >> >> In my opinion, the best of both worlds would be being able to handle >> exceptions in any stack frame with an easier syntax than Java's current one, >> possibly with pattern matching on the exception type. Unfortunately, no >> language supports both this and checked exceptions today. >> >> > Sure it does, if I widen my previous code a little: > > //using try/catch > try { > val handle = fileOpen(fileName) > doSomethingWithFile(handle) > } catch { > case FileNotFoundException(e) => ... > case IOException(e) => ... > case Exception(e) => ... > case throwable(e) => ... > } > > Easier syntax, full pattern matching and usable on any stack frame. But > absolutely no checked exceptions. > > > > >> -- >> Cédric >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "The Java Posse" group. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]<javaposse%[email protected]> >> . >> For more options, visit this group at >> http://groups.google.com/group/javaposse?hl=en. >> > > > > -- > Kevin Wright > > mail / gtalk / msn : [email protected] > pulse / skype: kev.lee.wright > twitter: @thecoda > > -- > You received this message because you are subscribed to the Google Groups > "The Java Posse" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]<javaposse%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/javaposse?hl=en. > -- You received this message because you are subscribed to the Google Groups "The Java Posse" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/javaposse?hl=en.
