Analysis API: introduce annotation value for KClass

analysis/analysis-api/src/org/jetbrains/kotlin/analysis/api/annotations/KtAnnotationValue.kt

@@ -8,6 +8,7 @@ package org.jetbrains.kotlin.analysis.api.annotations
 import org.jetbrains.kotlin.analysis.api.base.KtConstantValue
 import org.jetbrains.kotlin.name.CallableId
 import org.jetbrains.kotlin.name.ClassId
+import org.jetbrains.kotlin.psi.KtClassOrObject
 import org.jetbrains.kotlin.psi.KtElement
 
 /**
@@ -47,6 +48,22 @@ public class KtAnnotationApplicationValue(
 }
 
 
+public sealed class KtKClassAnnotationValue : KtAnnotationValue()
+
+public class KtNonLocalKClassAnnotationValue(
+    public val classId: ClassId,
+    override val sourcePsi: KtElement?,
+) : KtKClassAnnotationValue()
+
+public class KtLocalKClassAnnotationValue(
+    public val ktClass: KtClassOrObject,
+    override val sourcePsi: KtElement?,
+) : KtKClassAnnotationValue()
+
+public class KtErrorClassAnnotationValue(
+    override val sourcePsi: KtElement?,
+) : KtKClassAnnotationValue()
+
 public class KtEnumEntryAnnotationValue(
     public val callableId: CallableId?,
     override val sourcePsi: KtElement?,

analysis/analysis-api/src/org/jetbrains/kotlin/analysis/api/annotations/KtAnnotationValueRenderer.kt

@@ -5,6 +5,8 @@
 
 package org.jetbrains.kotlin.analysis.api.annotations
 
+import org.jetbrains.kotlin.renderer.render
+
 public object KtAnnotationValueRenderer {
     public fun render(value: KtAnnotationValue): String = buildString {
         renderConstantValue(value)
@@ -25,11 +27,23 @@ public object KtAnnotationValueRenderer {
                 renderConstantAnnotationValue(value)
             }
             KtUnsupportedAnnotationValue -> {
-                append("KtUnsupportedConstantValue")
+                append("error(\"non-annotation value\")")
+            }
+            is KtKClassAnnotationValue -> {
+                renderKClassAnnotationValue(value)
             }
         }
     }
 
+    private fun StringBuilder.renderKClassAnnotationValue(value: KtKClassAnnotationValue) {
+        when (value) {
+            is KtErrorClassAnnotationValue -> append("UNRESOLVED_CLASS")
+            is KtLocalKClassAnnotationValue -> append(value.ktClass.nameAsName?.render())
+            is KtNonLocalKClassAnnotationValue -> append(value.classId.asSingleFqName().render())
+        }
+        append("::class")
+    }
+
     private fun StringBuilder.renderConstantAnnotationValue(value: KtConstantAnnotationValue) {
         append(KtConstantValueRenderer.render(value.constantValue))
     }

analysis/analysis-api/testData/annotations/annotationsOnDeclaration/direct/onClass.txt

@@ -1,5 +1,5 @@
 KtDeclaration: KtClass Foo
 annotations: [
-  A(a = 1, c = KtUnsupportedConstantValue)
+  A(a = 1, c = kotlin.Int::class)
     psi: KtAnnotationEntry
 ]

analysis/analysis-api/testData/annotations/annotationsOnDeclaration/direct/onFunction.txt

@@ -1,5 +1,5 @@
 KtDeclaration: KtNamedFunction foo
 annotations: [
-  A(a = 1, c = KtUnsupportedConstantValue)
+  A(a = 1, c = kotlin.Int::class)
     psi: KtAnnotationEntry
 ]

analysis/analysis-api/testData/annotations/annotationsOnDeclaration/direct/onProperty.txt

@@ -1,5 +1,5 @@
 KtDeclaration: KtProperty foo
 annotations: [
-  A(a = 1, c = KtUnsupportedConstantValue)
+  A(a = 1, c = kotlin.Int::class)
     psi: KtAnnotationEntry
 ]

analysis/analysis-api/testData/annotations/annotationsOnDeclaration/direct/onTypeAlias.txt

@@ -1,5 +1,5 @@
 KtDeclaration: KtTypeAlias Foo
 annotations: [
-  A(a = 1, c = KtUnsupportedConstantValue)
+  A(a = 1, c = kotlin.Int::class)
     psi: KtAnnotationEntry
 ]

analysis/analysis-api/testData/annotations/annotationsOnDeclaration/useSite/onGetter.txt

@@ -1,5 +1,5 @@
 KtDeclaration: KtPropertyAccessor null
 annotations: [
-  A(a = 1, c = KtUnsupportedConstantValue)
+  A(a = 1, c = kotlin.Int::class)
     psi: KtAnnotationEntry
 ]

analysis/analysis-api/testData/annotations/annotationsOnDeclaration/useSite/onParam.txt

@@ -1,5 +1,5 @@
 KtDeclaration: KtParameter bar
 annotations: [
-  A(a = 1, c = KtUnsupportedConstantValue)
+  A(a = 1, c = kotlin.Int::class)
     psi: KtAnnotationEntry
 ]

analysis/analysis-api/testData/annotations/annotationsOnDeclaration/useSite/onProperty.txt

@@ -1,5 +1,5 @@
 KtDeclaration: KtProperty foo
 annotations: [
-  A(a = 1, c = KtUnsupportedConstantValue)
+  A(a = 1, c = kotlin.Int::class)
     psi: KtAnnotationEntry
 ]

analysis/analysis-api/testData/annotations/annotationsOnDeclaration/useSite/onSetter.txt

@@ -1,5 +1,5 @@
 KtDeclaration: KtPropertyAccessor null
 annotations: [
-  A(a = 1, c = KtUnsupportedConstantValue)
+  A(a = 1, c = kotlin.Int::class)
     psi: KtAnnotationEntry
 ]

analysis/analysis-api/testData/components/compileTimeConstantProvider/evaluate/propertyInit_UInt.txt

@@ -1,3 +1,3 @@
 expression: 42u
 constant: 42
-constantValueKind: Long
+constantValueKind: UInt