[Code Issue] Patterns avec gardes when

[foilivier]

Category

language

Pattern slug

guarded-patterns

Which code is affected?

Old code example

Type of issue

Code doesn't compile

Describe the issue

Old code is tagged as java 8 but the instanceof pattern matching syntax (xx instance of yy var) is only available since java 16

Suggested fix

tag old code as java 16 (17 LTS) or do not use the instanceof pattern matching syntax

JDK version tested

No response