On Tue, 18 Apr 2023 09:13:01 GMT, Jan Lahoda <jlah...@openjdk.org> wrote:
>> This is the first draft of a patch for JEP 440 and JEP 441. Changes included: >> >> - the pattern matching for switch and record patterns features are made >> final, together with updates to tests. >> - parenthesized patterns are removed. >> - qualified enum constants are supported for case labels. >> >> This change herein also includes removal record patterns in for each loop, >> which may be split into a separate PR in the future. > > Jan Lahoda has updated the pull request incrementally with six additional > commits since the last revision: > > - Fixing infinite loop where a binding pattern is replaced with a binding > pattern for the same type. > - Reflecting review comments. > - Fixing exhaustiveness for unsealed supertype pattern. > - No need to enable features after error reported. > - SwitchBootstraps.typeSwitch should not initialize enum classes. > - A prototype of avoiding enum initialization. src/java.base/share/classes/java/lang/runtime/SwitchBootstraps.java line 149: > 147: throw new IllegalArgumentException("label with illegal type > found: " + label.getClass()); > 148: } > 149: } side: are there any cases for which the `startIndex` argument passed to method `doTypeSwitch` is not `0`? ------------- PR Review Comment: https://git.openjdk.org/jdk/pull/13074#discussion_r1170618764