Expression switch exception naming
Remi Forax
forax at univ-mlv.fr
Sat Mar 31 12:14:26 UTC 2018
An enum class is always sealed, there is a fixed number of constants values, and there is also a fixed number of subtypes,
otherwise values() is not correctly implemented.
Rémi
----- Mail original -----
> De: "Doug Lea" <dl at cs.oswego.edu>
> À: "Brian Goetz" <brian.goetz at oracle.com>
> Cc: "amber-spec-experts" <amber-spec-experts at openjdk.java.net>
> Envoyé: Samedi 31 Mars 2018 13:56:44
> Objet: Re: Expression switch exception naming
> On Fri, March 30, 2018 1:48 pm, Brian Goetz wrote:
>
>>
>> So an alternative here is to tweak the language so that the "conclude
>> exhaustiveness if all enum constants are present" behavior should be
>> reserved for the cases where the switch and the enum are in the same
>> module?
>>
>
> I might have missed discussion of this, but has anyone considered
> the alternative of finally allowing "final" on an enum class? In
> this case, several sets of simpler alternatives would be possible.
>
> -Doug
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