New candidate JEP: 488: Primitive Types in Patterns, instanceof, and switch (Second Preview)

Angelos Bimpoudis angelos.bimpoudis at oracle.com
Fri Oct 25 14:51:00 UTC 2024


Dear experts:

The first draft of the spec covering JEP 488: Primitive Types in Patterns, instanceof, and switch (Second Preview) is available:

https://cr.openjdk.org/~abimpoudis/instanceof/jep488-20241014/specs/primitive-types-in-patterns-instanceof-switch-jls.html
(also https://cr.openjdk.org/~abimpoudis/instanceof/latest/)

Feel free to contact me directly or on this list with any comments.

Thanks
Angelos

________________________________
From: Mark Reinhold <mark.reinhold at oracle.com>
Sent: 30 September 2024 22:03
To: Angelos Bimpoudis <angelos.bimpoudis at oracle.com>
Cc: amber-dev at openjdk.org <amber-dev at openjdk.org>; jdk-dev at openjdk.org <jdk-dev at openjdk.org>
Subject: New candidate JEP: 488: Primitive Types in Patterns, instanceof, and switch (Second Preview)

https://openjdk.org/jeps/488

  Summary: Enhance pattern matching by allowing primitive types in all
  pattern contexts, and extend instanceof and switch to work with all
  primitive types.  This is a preview language feature.

- Mark
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