Draft PR for Primitive Types in Patterns, instanceof, and switch (Fourth Preview)
------------- Commit messages: - 8359145: Implement Primitive Types in Patterns, instanceof, and switch (Fourth Preview) Changes: https://git.openjdk.org/jdk/pull/27637/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=27637&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8359145 Stats: 788 lines in 17 files changed: 739 ins; 2 del; 47 mod Patch: https://git.openjdk.org/jdk/pull/27637.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/27637/head:pull/27637 PR: https://git.openjdk.org/jdk/pull/27637
