----- Original Message ----- > From: "John Hendrikx" <[email protected]> > To: "Gavin Bierman" <[email protected]>, "amber-dev" > <[email protected]> > Cc: "amber-spec-experts" <[email protected]> > Sent: Tuesday, February 28, 2023 10:11:39 PM > Subject: Re: Draft JEPs for Patterns in switch and Record Patterns
> In https://openjdk.org/jeps/8300542, the example in "Improved support > for enum constant case labels" seems to be incorrect. > > I think the `goodEnumSwitch2`: > > static void goodEnumSwitch2(Currency c) { > > Should use `Coin` as parameter: > > static void goodEnumSwitch2(Coin c) { > > Also, the enum is called `Coin`, but `Coins` is used a qualifier in > several places. > > --John Also s.equalsIgnoreCase("YES") is better than s.toUpperCase().equals("YES") Rémi > > ------ Original Message ------ > From "Gavin Bierman" <[email protected]> > To "[email protected]" <[email protected]> > Cc "amber-spec-experts" <[email protected]> > Date 28/02/2023 17:21:42 > Subject Draft JEPs for Patterns in switch and Record Patterns > >>Hello, >> >>We are planning to finalize the two pattern matching JEPs in JDK 21. Drafts of >>these final JEPs are available here: >> >>Pattern matching for switch: https://openjdk.org/jeps/8300542 >>Record patterns: https://openjdk.org/jeps/8300541 >> >>We're proposing some small changes from the preview versions about to appear >>in >>JDK 20. These include: >> >>- We're dropping parenthesized patterns. They were leftover from a previous >>version of patterns, and they weren't used very much. They complicate the spec >>for not a lot of gain. >> >>- We're going to support case labels that are the qualified name of enum >>constants, and allow switches over non-enum types to have enum case labels >>provided they use the qualified names of the enum constants and these labels >>are assignment compatible with the switch type. >> >>- We're dropping the support for record patterns in the header of enhanced for >>statements. These will re-appear in a separate forthcoming JEP. >> >>Please take a look at these new JEPs and give us your feedback (either on this >>list or directly to me). >> >>Thanks, >>Gavin
