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java sealed types: forbid non-sealed classes without sealed supers (IDEA-243536)

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GitOrigin-RevId: ce7b48fc5df80edf0a4efc987a23850aff993f6c
This commit is contained in:
Anna Kozlova
2020-06-16 00:04:15 +03:00
committed by intellij-monorepo-bot
parent 2dcab690d5
commit 7c64f7f035
2 changed files with 9 additions and 0 deletions
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java/java-tests/testData/codeInsight/daemonCodeAnalyzer/advHighlightingSealedTypes/SealedTypesBasics.java
+4
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@@ -13,3 +13,7 @@ sealed interface IA permits IB, IC {}
final class IB implements IA {}
sealed interface IC extends IA {}
class ICSameFile implements IC {}
sealed interface ID0 {}
non-sealed interface ID1 extends ID0 {}
<error descr="Modifier 'non-sealed' not allowed here">non-sealed</error> interface ID extends ID1 {}