[FIR] Don't lose error level enhancements in warning-level-enhanced arguments

The error-level enhancement is kept as warning-level and a new LanguageFeature is introduced to turn the warning into an error. #KT-63208 Fixed #KT-63209
2024-01-05 15:14:29 +01:00
parent 9189154cae
commit 371b1eb3d5
22 changed files with 470 additions and 33 deletions
@@ -0,0 +1,71 @@
+// NULLABILITY_ANNOTATIONS: @io.reactivex.rxjava3.annotations:strict, @org.eclipse.jdt.annotation:warn
+// LANGUAGE: +SupportJavaErrorEnhancementOfArgumentsOfWarningLevelEnhanced
+// SOURCE_RETENTION_ANNOTATIONS
+// MUTE_FOR_PSI_CLASS_FILES_READING
+// ^because annotations don't allow type parameter use.
+// ISSUE: KT-63209
+
+// FILE: A1.java
+import java.util.List;
+
+public class A1 {
+    @org.eclipse.jdt.annotation.Nullable
+    public static List<@io.reactivex.rxjava3.annotations.Nullable String> warningError() {
+        return null;
+    }
+
+    @org.eclipse.jdt.annotation.Nullable
+    public static List<@io.reactivex.rxjava3.annotations.Nullable List<@io.reactivex.rxjava3.annotations.Nullable String>> warningErrorError() {
+        return null;
+    }
+
+    @org.eclipse.jdt.annotation.Nullable
+    public static List<@org.eclipse.jdt.annotation.Nullable List<@io.reactivex.rxjava3.annotations.Nullable String>> warningWarningError() {
+        return null;
+    }
+
+    @org.eclipse.jdt.annotation.Nullable
+    public static List<@io.reactivex.rxjava3.annotations.Nullable List<@org.eclipse.jdt.annotation.Nullable String>> warningErrorWarning() {
+        return null;
+    }
+
+    @org.eclipse.jdt.annotation.Nullable
+    public static List<List<@io.reactivex.rxjava3.annotations.Nullable String>> warningPlatformError() {
+        return null;
+    }
+}
+
+// FILE: main.kt
+fun main1() {
+    val list = A1.warningError()
+    val element = <!RECEIVER_NULLABILITY_MISMATCH_BASED_ON_JAVA_ANNOTATIONS!>list<!>.get(0)
+    element.length
+}
+
+fun main2() {
+    val list = A1.warningErrorError()
+    val element = <!RECEIVER_NULLABILITY_MISMATCH_BASED_ON_JAVA_ANNOTATIONS!>list<!>.get(0)
+    element.get(0)
+    element!!.get(0).length
+}
+
+fun main3() {
+    val list = A1.warningWarningError()
+    val element = <!RECEIVER_NULLABILITY_MISMATCH_BASED_ON_JAVA_ANNOTATIONS!>list<!>.get(0)
+    element.get(0)
+    element!!.get(0).length
+}
+
+fun main4() {
+    val list = A1.warningErrorWarning()
+    val element = <!RECEIVER_NULLABILITY_MISMATCH_BASED_ON_JAVA_ANNOTATIONS!>list<!>.get(0)
+    element.get(0)
+    element!!.get(0).length
+}
+
+fun main5() {
+    val list = A1.warningPlatformError()
+    val element = <!RECEIVER_NULLABILITY_MISMATCH_BASED_ON_JAVA_ANNOTATIONS!>list<!>.get(0)
+    element.get(0)
+    element!!.get(0).length
+}