Refinements for sealed types
brian.goetz at oracle.com
Mon Aug 19 13:07:35 UTC 2019
>> There are several ways to reduce the ceremony
>> - implicit declaration of sealed subtypes if the super type is sealed
>> - implicit declaration of permit clauses
>> and we may want to choose one, the other or both.
For the record, there is also a third possible way: inferring `extends X`. I don’t particularly love it, especially as it is mutually exclusive with inferring the permits clause. But I include it for completeness.
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the amber-spec-experts