[AA K2] implement symbol pointers for classes and objects

^KT-54311

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/symbols/KtFirNamedClassOrObjectSymbol.kt

@@ -11,7 +11,9 @@ import org.jetbrains.kotlin.analysis.api.base.KtContextReceiver
 import org.jetbrains.kotlin.analysis.api.fir.KtSymbolByFirBuilder
 import org.jetbrains.kotlin.analysis.api.fir.annotations.KtFirAnnotationListForDeclaration
 import org.jetbrains.kotlin.analysis.api.fir.findPsi
-import org.jetbrains.kotlin.analysis.api.fir.symbols.pointers.KtFirClassOrObjectInLibrarySymbolPointer
+import org.jetbrains.kotlin.analysis.api.fir.symbols.pointers.KtFirMemberClassOrObjectSymbolPointer
+import org.jetbrains.kotlin.analysis.api.fir.symbols.pointers.KtFirTopLevelClassOrObjectSymbolPointer
+import org.jetbrains.kotlin.analysis.api.fir.symbols.pointers.requireOwnerPointer
 import org.jetbrains.kotlin.analysis.api.fir.utils.cached
 import org.jetbrains.kotlin.analysis.api.impl.base.symbols.toKtClassKind
 import org.jetbrains.kotlin.analysis.api.lifetime.KtLifetimeToken
@@ -22,15 +24,14 @@ import org.jetbrains.kotlin.analysis.api.symbols.markers.KtSymbolKind
 import org.jetbrains.kotlin.analysis.api.symbols.pointers.CanNotCreateSymbolPointerForLocalLibraryDeclarationException
 import org.jetbrains.kotlin.analysis.api.symbols.pointers.KtPsiBasedSymbolPointer
 import org.jetbrains.kotlin.analysis.api.symbols.pointers.KtSymbolPointer
+import org.jetbrains.kotlin.analysis.api.symbols.pointers.UnsupportedSymbolKind
 import org.jetbrains.kotlin.analysis.api.types.KtType
 import org.jetbrains.kotlin.analysis.low.level.api.fir.api.LLFirResolveSession
 import org.jetbrains.kotlin.descriptors.Modality
 import org.jetbrains.kotlin.descriptors.Visibilities
 import org.jetbrains.kotlin.descriptors.Visibility
-import org.jetbrains.kotlin.fir.declarations.FirClass
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
 import org.jetbrains.kotlin.fir.declarations.utils.*
-import org.jetbrains.kotlin.fir.resolve.getContainingDeclaration
 import org.jetbrains.kotlin.fir.symbols.impl.FirRegularClassSymbol
 import org.jetbrains.kotlin.name.ClassId
 import org.jetbrains.kotlin.name.Name
@@ -105,10 +106,15 @@ internal class KtFirNamedClassOrObjectSymbol(
 
     override fun createPointer(): KtSymbolPointer<KtNamedClassOrObjectSymbol> = withValidityAssertion {
         KtPsiBasedSymbolPointer.createForSymbolFromSource(this)?.let { return it }
-        if (symbolKind == KtSymbolKind.LOCAL) {
+
-            throw CanNotCreateSymbolPointerForLocalLibraryDeclarationException(classIdIfNonLocal?.asString().orEmpty())
+        when (val symbolKind = symbolKind) {
+            KtSymbolKind.LOCAL ->
+                throw CanNotCreateSymbolPointerForLocalLibraryDeclarationException(classIdIfNonLocal?.asString().orEmpty())
+
+            KtSymbolKind.CLASS_MEMBER -> KtFirMemberClassOrObjectSymbolPointer(requireOwnerPointer(), name)
+            KtSymbolKind.TOP_LEVEL -> KtFirTopLevelClassOrObjectSymbolPointer(classIdIfNonLocal!!)
+            else -> throw UnsupportedSymbolKind(this::class, symbolKind)
         }
-        return KtFirClassOrObjectInLibrarySymbolPointer(classIdIfNonLocal!!)
     }
 
     override fun equals(other: Any?): Boolean = symbolEquals(other)

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/symbols/pointers/KtFirMemberClassOrObjectSymbolPointer.kt

@@ -0,0 +1,28 @@
+/*
+ * Copyright 2010-2022 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.analysis.api.fir.symbols.pointers
+
+import org.jetbrains.kotlin.analysis.api.fir.KtFirAnalysisSession
+import org.jetbrains.kotlin.analysis.api.symbols.KtNamedClassOrObjectSymbol
+import org.jetbrains.kotlin.analysis.api.symbols.markers.KtSymbolWithMembers
+import org.jetbrains.kotlin.analysis.api.symbols.pointers.KtSymbolPointer
+import org.jetbrains.kotlin.fir.FirSession
+import org.jetbrains.kotlin.fir.scopes.FirScope
+import org.jetbrains.kotlin.fir.symbols.impl.FirRegularClassSymbol
+import org.jetbrains.kotlin.name.Name
+
+internal class KtFirMemberClassOrObjectSymbolPointer(
+    ownerPointer: KtSymbolPointer<KtSymbolWithMembers>,
+    private val name: Name,
+) : KtFirMemberSymbolPointer<KtNamedClassOrObjectSymbol>(ownerPointer) {
+    override fun KtFirAnalysisSession.chooseCandidateAndCreateSymbol(
+        candidates: FirScope,
+        firSession: FirSession
+    ): KtNamedClassOrObjectSymbol? {
+        val result = candidates.findClassifier<FirRegularClassSymbol>(name) ?: return null
+        return firSymbolBuilder.classifierBuilder.buildNamedClassOrObjectSymbol(result)
+    }
+}

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/symbols/pointers/KtFirTopLevelClassOrObjectSymbolPointer.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Copyright 2010-2022 JetBrains s.r.o. and Kotlin Programming Language contributors.
  * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
  */
 
@@ -11,7 +11,7 @@ import org.jetbrains.kotlin.analysis.api.symbols.KtNamedClassOrObjectSymbol
 import org.jetbrains.kotlin.analysis.api.symbols.pointers.KtSymbolPointer
 import org.jetbrains.kotlin.name.ClassId
 
-class KtFirClassOrObjectInLibrarySymbolPointer(private val classId: ClassId) : KtSymbolPointer<KtNamedClassOrObjectSymbol>() {
+class KtFirTopLevelClassOrObjectSymbolPointer(private val classId: ClassId) : KtSymbolPointer<KtNamedClassOrObjectSymbol>() {
     @Deprecated("Consider using org.jetbrains.kotlin.analysis.api.KtAnalysisSession.restoreSymbol")
     override fun restoreSymbol(analysisSession: KtAnalysisSession): KtNamedClassOrObjectSymbol? {
         require(analysisSession is KtFirAnalysisSession)

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/symbols/pointers/pointerUtils.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Copyright 2010-2022 JetBrains s.r.o. and Kotlin Programming Language contributors.
  * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
  */
 
@@ -12,10 +12,13 @@ import org.jetbrains.kotlin.fir.declarations.FirDeclaration
 import org.jetbrains.kotlin.fir.renderWithType
 import org.jetbrains.kotlin.fir.resolve.providers.symbolProvider
 import org.jetbrains.kotlin.fir.scopes.FirScope
+import org.jetbrains.kotlin.fir.scopes.processClassifiersByName
 import org.jetbrains.kotlin.fir.symbols.FirBasedSymbol
 import org.jetbrains.kotlin.fir.symbols.impl.FirCallableSymbol
+import org.jetbrains.kotlin.fir.symbols.impl.FirClassifierSymbol
 import org.jetbrains.kotlin.ir.util.IdSignature
 import org.jetbrains.kotlin.name.ClassId
+import org.jetbrains.kotlin.name.Name
 
 internal inline fun <reified D : FirDeclaration> FirScope.findDeclarationWithSignature(
     signature: IdSignature,
@@ -33,6 +36,17 @@ internal inline fun <reified D : FirDeclaration> FirScope.findDeclarationWithSig
     return foundSymbol
 }
 
+internal inline fun <reified D : FirClassifierSymbol<*>> FirScope.findClassifier(name: Name): D? {
+    var foundSymbol: D? = null
+    processClassifiersByName(name) {
+        if (it is D) {
+            foundSymbol = it
+        }
+    }
+
+    return foundSymbol
+}
+
 internal inline fun <reified D : FirDeclaration> Collection<FirCallableSymbol<*>>.findDeclarationWithSignatureBySymbols(
     signature: IdSignature,
     firSession: FirSession

analysis/analysis-api/testData/symbols/symbolByPsi/outerAndInnerClasses.descriptors.txt

@@ -0,0 +1,539 @@
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T1
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtNamedClassOrObjectSymbol:
+  annotationsList: []
+  classIdIfNonLocal: X.Y
+  classKind: CLASS
+  companionObject: null
+  contextReceivers: []
+  isData: false
+  isExternal: false
+  isFun: false
+  isInline: false
+  isInner: true
+  modality: FINAL
+  name: Y
+  origin: SOURCE
+  superTypes: [
+    kotlin/Any
+  ]
+  symbolKind: CLASS_MEMBER
+  typeParameters: [
+    KtTypeParameterSymbol(T1)
+  ]
+  visibility: Public
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T2
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtNamedClassOrObjectSymbol:
+  annotationsList: []
+  classIdIfNonLocal: X.Z
+  classKind: CLASS
+  companionObject: null
+  contextReceivers: []
+  isData: false
+  isExternal: false
+  isFun: false
+  isInline: false
+  isInner: false
+  modality: FINAL
+  name: Z
+  origin: SOURCE
+  superTypes: [
+    kotlin/Any
+  ]
+  symbolKind: CLASS_MEMBER
+  typeParameters: [
+    KtTypeParameterSymbol(T2)
+  ]
+  visibility: Public
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T3
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T4
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T5
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtNamedClassOrObjectSymbol:
+  annotationsList: []
+  classIdIfNonLocal: null
+  classKind: CLASS
+  companionObject: null
+  contextReceivers: []
+  isData: false
+  isExternal: false
+  isFun: false
+  isInline: false
+  isInner: true
+  modality: FINAL
+  name: K
+  origin: SOURCE
+  superTypes: [
+    kotlin/Any
+  ]
+  symbolKind: CLASS_MEMBER
+  typeParameters: [
+    KtTypeParameterSymbol(T5)
+  ]
+  visibility: Local
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T6
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtNamedClassOrObjectSymbol:
+  annotationsList: []
+  classIdIfNonLocal: null
+  classKind: CLASS
+  companionObject: null
+  contextReceivers: []
+  isData: false
+  isExternal: false
+  isFun: false
+  isInline: false
+  isInner: false
+  modality: FINAL
+  name: C
+  origin: SOURCE
+  superTypes: [
+    kotlin/Any
+  ]
+  symbolKind: CLASS_MEMBER
+  typeParameters: [
+    KtTypeParameterSymbol(T6)
+  ]
+  visibility: Local
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T1
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtNamedClassOrObjectSymbol:
+  annotationsList: []
+  classIdIfNonLocal: null
+  classKind: CLASS
+  companionObject: null
+  contextReceivers: []
+  isData: false
+  isExternal: false
+  isFun: false
+  isInline: false
+  isInner: true
+  modality: FINAL
+  name: Y
+  origin: SOURCE
+  superTypes: [
+    kotlin/Any
+  ]
+  symbolKind: CLASS_MEMBER
+  typeParameters: [
+    KtTypeParameterSymbol(T1)
+  ]
+  visibility: Local
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T2
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtNamedClassOrObjectSymbol:
+  annotationsList: []
+  classIdIfNonLocal: null
+  classKind: CLASS
+  companionObject: null
+  contextReceivers: []
+  isData: false
+  isExternal: false
+  isFun: false
+  isInline: false
+  isInner: false
+  modality: FINAL
+  name: Z
+  origin: SOURCE
+  superTypes: [
+    kotlin/Any
+  ]
+  symbolKind: CLASS_MEMBER
+  typeParameters: [
+    KtTypeParameterSymbol(T2)
+  ]
+  visibility: Local
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T3
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T4
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T5
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtNamedClassOrObjectSymbol:
+  annotationsList: []
+  classIdIfNonLocal: null
+  classKind: CLASS
+  companionObject: null
+  contextReceivers: []
+  isData: false
+  isExternal: false
+  isFun: false
+  isInline: false
+  isInner: true
+  modality: FINAL
+  name: K
+  origin: SOURCE
+  superTypes: [
+    kotlin/Any
+  ]
+  symbolKind: CLASS_MEMBER
+  typeParameters: [
+    KtTypeParameterSymbol(T5)
+  ]
+  visibility: Local
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T6
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtNamedClassOrObjectSymbol:
+  annotationsList: []
+  classIdIfNonLocal: null
+  classKind: CLASS
+  companionObject: null
+  contextReceivers: []
+  isData: false
+  isExternal: false
+  isFun: false
+  isInline: false
+  isInner: false
+  modality: FINAL
+  name: C
+  origin: SOURCE
+  superTypes: [
+    kotlin/Any
+  ]
+  symbolKind: CLASS_MEMBER
+  typeParameters: [
+    KtTypeParameterSymbol(T6)
+  ]
+  visibility: Local
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtNamedClassOrObjectSymbol:
+  annotationsList: []
+  classIdIfNonLocal: null
+  classKind: CLASS
+  companionObject: null
+  contextReceivers: []
+  isData: false
+  isExternal: false
+  isFun: false
+  isInline: false
+  isInner: false
+  modality: FINAL
+  name: U
+  origin: SOURCE
+  superTypes: [
+    kotlin/Any
+  ]
+  symbolKind: LOCAL
+  typeParameters: [
+    KtTypeParameterSymbol(T4)
+  ]
+  visibility: Local
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtFunctionSymbol:
+  annotationsList: []
+  callableIdIfNonLocal: null
+  contextReceivers: []
+  hasStableParameterNames: true
+  isBuiltinFunctionInvoke: false
+  isExtension: false
+  isExternal: false
+  isInfix: false
+  isInline: false
+  isOperator: false
+  isOverride: false
+  isStatic: false
+  isSuspend: false
+  modality: FINAL
+  name: foo
+  origin: SOURCE
+  receiverType: null
+  returnType: kotlin/Unit
+  symbolKind: CLASS_MEMBER
+  typeParameters: [
+    KtTypeParameterSymbol(T3)
+  ]
+  valueParameters: []
+  visibility: Public
+  getDispatchReceiver(): X<T>
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtNamedClassOrObjectSymbol:
+  annotationsList: []
+  classIdIfNonLocal: null
+  classKind: CLASS
+  companionObject: null
+  contextReceivers: []
+  isData: false
+  isExternal: false
+  isFun: false
+  isInline: false
+  isInner: false
+  modality: FINAL
+  name: X
+  origin: SOURCE
+  superTypes: [
+    kotlin/Any
+  ]
+  symbolKind: CLASS_MEMBER
+  typeParameters: [
+    KtTypeParameterSymbol(T)
+  ]
+  visibility: Local
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtNamedClassOrObjectSymbol:
+  annotationsList: []
+  classIdIfNonLocal: null
+  classKind: CLASS
+  companionObject: null
+  contextReceivers: []
+  isData: false
+  isExternal: false
+  isFun: false
+  isInline: false
+  isInner: false
+  modality: FINAL
+  name: U
+  origin: SOURCE
+  superTypes: [
+    kotlin/Any
+  ]
+  symbolKind: LOCAL
+  typeParameters: [
+    KtTypeParameterSymbol(T4)
+  ]
+  visibility: Local
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtFunctionSymbol:
+  annotationsList: []
+  callableIdIfNonLocal: /X.foo
+  contextReceivers: []
+  hasStableParameterNames: true
+  isBuiltinFunctionInvoke: false
+  isExtension: false
+  isExternal: false
+  isInfix: false
+  isInline: false
+  isOperator: false
+  isOverride: false
+  isStatic: false
+  isSuspend: false
+  modality: FINAL
+  name: foo
+  origin: SOURCE
+  receiverType: null
+  returnType: kotlin/Unit
+  symbolKind: CLASS_MEMBER
+  typeParameters: [
+    KtTypeParameterSymbol(T3)
+  ]
+  valueParameters: []
+  visibility: Public
+  getDispatchReceiver(): X<T>
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtNamedClassOrObjectSymbol:
+  annotationsList: []
+  classIdIfNonLocal: X
+  classKind: CLASS
+  companionObject: null
+  contextReceivers: []
+  isData: false
+  isExternal: false
+  isFun: false
+  isInline: false
+  isInner: false
+  modality: FINAL
+  name: X
+  origin: SOURCE
+  superTypes: [
+    kotlin/Any
+  ]
+  symbolKind: TOP_LEVEL
+  typeParameters: [
+    KtTypeParameterSymbol(T)
+  ]
+  visibility: Public
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null

analysis/analysis-api/testData/symbols/symbolByPsi/outerAndInnerClasses.kt

@@ -7,6 +7,17 @@ class X<T> {
         class U<T4> {
             inner class K<T5>
             class C<T6>
+            class X<T> {
+                inner class Y<T1>
+                class Z<T2>
+
+                fun <T3> foo() {
+                    class U<T4> {
+                        inner class K<T5>
+                        class C<T6>
+                    }
+                }
+            }
         }
     }
 }

analysis/analysis-api/testData/symbols/symbolByPsi/outerAndInnerClasses.txt

@@ -189,6 +189,276 @@ KtNamedClassOrObjectSymbol:
   getContainingModule: KtSourceModule "Sources of main"
   deprecationStatus: null
 
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T1
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtNamedClassOrObjectSymbol:
+  annotationsList: []
+  classIdIfNonLocal: null
+  classKind: CLASS
+  companionObject: null
+  contextReceivers: []
+  isData: false
+  isExternal: false
+  isFun: false
+  isInline: false
+  isInner: true
+  modality: FINAL
+  name: Y
+  origin: SOURCE
+  superTypes: [
+    kotlin/Any
+  ]
+  symbolKind: CLASS_MEMBER
+  typeParameters: [
+    KtTypeParameterSymbol(T1)
+  ]
+  visibility: Local
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtTypeParameterSymbol:
+  annotationsList: []
+  isReified: false
+  name: T2
+  origin: SOURCE
+  typeParameters: []
+  upperBounds: [
+    kotlin/Any?
+  ]
+  variance: INVARIANT
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtNamedClassOrObjectSymbol:
+  annotationsList: []
+  classIdIfNonLocal: null
+  classKind: CLASS
+  companionObject: null
+  contextReceivers: []
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