Integrated: 8250625: Compiler implementation of Pattern Matching for instanceof (Final)
Jan Lahoda
jlahoda at openjdk.java.net
Thu Nov 5 08:04:55 UTC 2020
On Thu, 8 Oct 2020 11:49:17 GMT, Jan Lahoda <jlahoda at openjdk.org> wrote:
> This is the current proposed patch for the upcoming JEP 394, for pattern matching for instanceof.
>
> A summary of changes:
> -making the feature permanent (non-preview)
> -making the binding variables non-final (as per current specification proposal)
> -producing a compile-time error for the case where the expression's type is a subtype of the type test pattern's type (as per current specification proposal)
> -changing the AST structure so that the binding variable has a VariableTree in the AST. BindingPatternTree is preserved and encloses the VariableTree. The reason is better consistency in the API, with nodes like CatchTree, EnhancedForLoop Tree, etc.
>
> This change will not be integrated until JEP 394 is targetted.
This pull request has now been integrated.
Changeset: 18bc95ba
Author: Jan Lahoda <jlahoda at openjdk.org>
URL: https://git.openjdk.java.net/jdk/commit/18bc95ba
Stats: 651 lines in 90 files changed: 228 ins; 310 del; 113 mod
8250625: Compiler implementation of Pattern Matching for instanceof (Final)
Reviewed-by: vromero
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PR: https://git.openjdk.java.net/jdk/pull/559
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