Fix local anonymous class name error in K2MetadataCompiler

Extract the logic of approximating to denotable class supertype
from JS/KLIB and use it in metadata compiler.

^KT-20996 In Progress

compiler/cli/src/org/jetbrains/kotlin/cli/metadata/MetadataSerializerExtension.kt

@@ -17,6 +17,7 @@
 package org.jetbrains.kotlin.cli.metadata
 
 import org.jetbrains.kotlin.metadata.builtins.BuiltInsBinaryVersion
+import org.jetbrains.kotlin.serialization.ApproximatingStringTable
 import org.jetbrains.kotlin.serialization.KotlinSerializerExtensionBase
 import org.jetbrains.kotlin.serialization.deserialization.builtins.BuiltInSerializerProtocol
 
@@ -24,4 +25,5 @@ class MetadataSerializerExtension(
     override val metadataVersion: BuiltInsBinaryVersion
 ) : KotlinSerializerExtensionBase(BuiltInSerializerProtocol) {
     override fun shouldUseTypeTable(): Boolean = true
+    override val stringTable = ApproximatingStringTable()
 }

compiler/serialization/src/org/jetbrains/kotlin/serialization/ApproximatingStringTable.kt

+/*
+ * Copyright 2010-2021 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.serialization
+
+import org.jetbrains.kotlin.builtins.StandardNames
+import org.jetbrains.kotlin.descriptors.CallableMemberDescriptor
+import org.jetbrains.kotlin.descriptors.ClassifierDescriptorWithTypeParameters
+import org.jetbrains.kotlin.name.ClassId
+import org.jetbrains.kotlin.resolve.DescriptorUtils
+import org.jetbrains.kotlin.resolve.descriptorUtil.classId
+import org.jetbrains.kotlin.resolve.descriptorUtil.getAllSuperClassifiers
+
+open class ApproximatingStringTable : StringTableImpl() {
+    override fun getLocalClassIdReplacement(descriptor: ClassifierDescriptorWithTypeParameters): ClassId? {
+        return if (descriptor.containingDeclaration is CallableMemberDescriptor) {
+            val superClassifiers = descriptor.getAllSuperClassifiers()
+                .mapNotNull { it as ClassifierDescriptorWithTypeParameters }
+                .filter { it != descriptor }
+                .toList()
+            if (superClassifiers.size == 1) {
+                superClassifiers[0].classId
+            } else {
+                val superClass = superClassifiers.find { !DescriptorUtils.isInterface(it) }
+                superClass?.classId ?: ClassId.topLevel(StandardNames.FqNames.any.toSafe())
+            }
+        } else {
+            super.getLocalClassIdReplacement(descriptor)
+        }
+    }
+}

compiler/testData/cli/metadata/anonymousObjectType.out

-exception: java.lang.IllegalStateException: Cannot get FQ name of local class: class <no name provided> defined in private val pVal: <no name provided> defined in root package in file anonymousObjectType.kt
-	at org.jetbrains.kotlin.serialization.DescriptorAwareStringTable$DefaultImpls.getFqNameIndex(DescriptorAwareStringTable.kt:26)
-	at org.jetbrains.kotlin.serialization.StringTableImpl.getFqNameIndex(StringTableImpl.kt:25)
-	at org.jetbrains.kotlin.serialization.DescriptorSerializer.getClassifierId(DescriptorSerializer.kt:741)
-	at org.jetbrains.kotlin.serialization.DescriptorSerializer.fillFromPossiblyInnerType(DescriptorSerializer.kt:613)
-	at org.jetbrains.kotlin.serialization.DescriptorSerializer.type$serialization(DescriptorSerializer.kt:580)
-	at org.jetbrains.kotlin.serialization.DescriptorSerializer.typeId(DescriptorSerializer.kt:547)
-	at org.jetbrains.kotlin.serialization.DescriptorSerializer.propertyProto(DescriptorSerializer.kt:255)
-	at org.jetbrains.kotlin.serialization.DescriptorSerializer.packagePartProto(DescriptorSerializer.kt:661)
-	at org.jetbrains.kotlin.cli.metadata.MetadataSerializer$PackageSerializer.serializeMembers(MetadataSerializer.kt:157)
-	at org.jetbrains.kotlin.cli.metadata.MetadataSerializer$PackageSerializer.run(MetadataSerializer.kt:136)
-	at org.jetbrains.kotlin.cli.metadata.MetadataSerializer.performSerialization(MetadataSerializer.kt:94)
-	at org.jetbrains.kotlin.cli.metadata.MetadataSerializer.serialize(MetadataSerializer.kt:49)
-	at org.jetbrains.kotlin.cli.metadata.K2MetadataCompiler.doExecute(K2MetadataCompiler.kt:111)
-	at org.jetbrains.kotlin.cli.metadata.K2MetadataCompiler.doExecute(K2MetadataCompiler.kt:40)
-	at org.jetbrains.kotlin.cli.common.CLICompiler.execImpl(CLICompiler.kt:88)
-	at org.jetbrains.kotlin.cli.common.CLICompiler.execImpl(CLICompiler.kt:44)
-	at org.jetbrains.kotlin.cli.common.CLITool.exec(CLITool.kt:98)
-	at org.jetbrains.kotlin.cli.common.CLITool.exec(CLITool.kt:76)
-	at org.jetbrains.kotlin.cli.common.CLITool.exec(CLITool.kt:45)
-	at org.jetbrains.kotlin.cli.common.CLITool$Companion.doMainNoExit(CLITool.kt:227)
-	at org.jetbrains.kotlin.cli.common.CLITool$Companion.doMainNoExit$default(CLITool.kt:222)
-	at org.jetbrains.kotlin.test.CompilerTestUtil.executeCompiler(CompilerTestUtil.kt:41)
-	at org.jetbrains.kotlin.cli.AbstractCliTest.executeCompilerGrabOutput(AbstractCliTest.java:73)
-	at org.jetbrains.kotlin.cli.AbstractCliTest.doTest(AbstractCliTest.java:105)
-	at org.jetbrains.kotlin.cli.AbstractCliTest.doMetadataTest(AbstractCliTest.java:285)
-	at org.jetbrains.kotlin.test.KotlinTestUtils.lambda$testWithCustomIgnoreDirective$5(KotlinTestUtils.java:572)
-	at org.jetbrains.kotlin.test.KotlinTestUtils.runTestImpl(KotlinTestUtils.java:542)
-	at org.jetbrains.kotlin.test.KotlinTestUtils.runTest(KotlinTestUtils.java:485)
-	at org.jetbrains.kotlin.cli.CliTestGenerated$Metadata.runTest(CliTestGenerated.java:1176)
-	at org.jetbrains.kotlin.cli.CliTestGenerated$Metadata.testAnonymousObjectType(CliTestGenerated.java:1185)
-	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
-	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
-	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
-	at java.lang.reflect.Method.invoke(Method.java:498)
-	at junit.framework.TestCase.runTest(TestCase.java:176)
-	at org.jetbrains.kotlin.test.testFramework.KtUsefulTestCase.lambda$runTest$9(KtUsefulTestCase.java:374)
-	at org.jetbrains.kotlin.test.testFramework.KtUsefulTestCase.lambda$invokeTestRunnable$10(KtUsefulTestCase.java:407)
-	at com.intellij.testFramework.EdtTestUtilKt.runInEdtAndWait(EdtTestUtil.kt:63)
-	at org.jetbrains.kotlin.test.testFramework.KtUsefulTestCase.invokeTestRunnable(KtUsefulTestCase.java:406)
-	at org.jetbrains.kotlin.test.testFramework.KtUsefulTestCase.runTest(KtUsefulTestCase.java:393)
-	at org.jetbrains.kotlin.test.testFramework.KtUsefulTestCase.defaultRunBare(KtUsefulTestCase.java:424)
-	at com.intellij.testFramework.EdtTestUtil$Companion$runInEdtAndWait$1.invoke(EdtTestUtil.kt:18)
-	at com.intellij.testFramework.EdtTestUtil$Companion$runInEdtAndWait$1.invoke(EdtTestUtil.kt:13)
-	at com.intellij.testFramework.EdtTestUtilKt$runInEdtAndWait$3.run(EdtTestUtil.kt:67)
-	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:301)
-	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
-	at java.awt.EventQueue.access$500(EventQueue.java:97)
-	at java.awt.EventQueue$3.run(EventQueue.java:709)
-	at java.awt.EventQueue$3.run(EventQueue.java:703)
-	at java.security.AccessController.doPrivileged(Native Method)
-	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
-	at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
-	at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:419)
-	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205)
-	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
-	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
-	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
-	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
-	at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
-
-INTERNAL_ERROR
+OK

compiler/testData/compileKotlinAgainstCustomBinaries/anonymousObjectTypeMetadata/anonymousObjectTypeMetadata.kt

+package test
+
+import lib.*
+
+val w = W()
+val v1 = fn()
+val v2 = O.o()
+val v3 = w.w()
+
+// private
+val e1 = o3
+val e2 = w.o7
+val e3 = O.o10

compiler/testData/compileKotlinAgainstCustomBinaries/anonymousObjectTypeMetadata/library/privateObjects.kt

+package lib
+
+interface I1 {
+    fun i1() {}
+}
+
+interface I2 {
+    fun i2() {}
+}
+
+interface I3 : I2, I1
+
+open class C {
+    fun c() {}
+}
+
+open class G<T> {
+    fun g() {}
+}
+
+private val o1 = object { fun foo() {} }
+private val o2 = object : I1 {}
+private val o3 = object : I1, I2 {}
+private val o4 = object : I3 {}
+private val o5 = object : C() {}
+private val o6 = object : C(), I1, I2 {}
+private val o7 = object : C(), I3 {}
+private val o8 = object : G<Int>() {}
+private val o9 = object : G<Int>(), I1, I2 {}
+private val o10 = object : G<Int>(), I3 {}
+
+fun fn() {
+    o1.foo()
+    o2.i1()
+    o3.i1()
+    o3.i2()
+    o4.i1()
+    o4.i2()
+    o5.c()
+    o6.c()
+    o6.i1()
+    o6.i2()
+    o7.c()
+    o7.i1()
+    o7.i2()
+    o8.g()
+    o9.g()
+    o9.i1()
+    o9.i2()
+    o10.g()
+    o10.i1()
+    o10.i2()
+}
+
+class W {
+    private val o1 = object { fun foo() {} }
+    private val o2 = object : I1 {}
+    private val o3 = object : I1, I2 {}
+    private val o4 = object : I3 {}
+    private val o5 = object : C() {}
+    private val o6 = object : C(), I1, I2 {}
+    private val o7 = object : C(), I3 {}
+    private val o8 = object : G<Int>() {}
+    private val o9 = object : G<Int>(), I1, I2 {}
+    private val o10 = object : G<Int>(), I3 {}
+
+    fun w() {
+        o1.foo()
+        o2.i1()
+        o3.i1()
+        o3.i2()
+        o4.i1()
+        o4.i2()
+        o5.c()
+        o6.c()
+        o6.i1()
+        o6.i2()
+        o7.c()
+        o7.i1()
+        o7.i2()
+        o8.g()
+        o9.g()
+        o9.i1()
+        o9.i2()
+        o10.g()
+        o10.i1()
+        o10.i2()
+    }
+}
+
+object O {
+    private val o1 = object { fun foo() {} }
+    private val o2 = object : I1 {}
+    private val o3 = object : I1, I2 {}
+    private val o4 = object : I3 {}
+    private val o5 = object : C() {}
+    private val o6 = object : C(), I1, I2 {}
+    private val o7 = object : C(), I3 {}
+    private val o8 = object : G<Int>() {}
+    private val o9 = object : G<Int>(), I1, I2 {}
+    private val o10 = object : G<Int>(), I3 {}
+
+    fun o() {
+        o1.foo()
+        o2.i1()
+        o3.i1()
+        o3.i2()
+        o4.i1()
+        o4.i2()
+        o5.c()
+        o6.c()
+        o6.i1()
+        o6.i2()
+        o7.c()
+        o7.i1()
+        o7.i2()
+        o8.g()
+        o9.g()
+        o9.i1()
+        o9.i2()
+        o10.g()
+        o10.i1()
+        o10.i2()
+    }
+}

compiler/testData/compileKotlinAgainstCustomBinaries/anonymousObjectTypeMetadata/output.txt

+compiler/testData/compileKotlinAgainstCustomBinaries/anonymousObjectTypeMetadata/anonymousObjectTypeMetadata.kt:11:10: error: cannot access 'o3': it is private in file
+val e1 = o3
+         ^
+compiler/testData/compileKotlinAgainstCustomBinaries/anonymousObjectTypeMetadata/anonymousObjectTypeMetadata.kt:12:12: error: cannot access 'o7': it is private in 'W'
+val e2 = w.o7
+           ^
+compiler/testData/compileKotlinAgainstCustomBinaries/anonymousObjectTypeMetadata/anonymousObjectTypeMetadata.kt:13:12: error: cannot access 'o10': it is private in 'O'
+val e3 = O.o10
+           ^
+COMPILATION_ERROR

compiler/tests/org/jetbrains/kotlin/jvm/compiler/CompileKotlinAgainstCustomBinariesTest.kt

@@ -725,6 +725,18 @@ class CompileKotlinAgainstCustomBinariesTest : AbstractKotlinCompilerIntegration
         loadClassFile("SourceKt", tmpdir, library)
     }
 
+    fun testAnonymousObjectTypeMetadata() {
+        val library = compileCommonLibrary(
+            libraryName = "library",
+        )
+        compileKotlin(
+            "anonymousObjectTypeMetadata.kt",
+            tmpdir,
+            listOf(library),
+            K2MetadataCompiler(),
+        )
+    }
+
     private fun loadClassFile(className: String, dir: File, library: File) {
         val classLoader = URLClassLoader(arrayOf(dir.toURI().toURL(), library.toURI().toURL()))
         val mainClass = classLoader.loadClass(className)

compiler/util-klib-metadata/src/org/jetbrains/kotlin/library/metadata/KlibMetadataStringTable.kt

@@ -5,30 +5,6 @@
 
 package org.jetbrains.kotlin.backend.common.serialization.metadata
 
-import org.jetbrains.kotlin.builtins.StandardNames
-import org.jetbrains.kotlin.descriptors.CallableMemberDescriptor
-import org.jetbrains.kotlin.descriptors.ClassifierDescriptorWithTypeParameters
-import org.jetbrains.kotlin.name.ClassId
-import org.jetbrains.kotlin.resolve.DescriptorUtils
-import org.jetbrains.kotlin.resolve.descriptorUtil.classId
-import org.jetbrains.kotlin.resolve.descriptorUtil.getAllSuperClassifiers
-import org.jetbrains.kotlin.serialization.StringTableImpl
+import org.jetbrains.kotlin.serialization.ApproximatingStringTable
 
-class KlibMetadataStringTable : StringTableImpl() {
-    override fun getLocalClassIdReplacement(descriptor: ClassifierDescriptorWithTypeParameters): ClassId? {
-        return if (descriptor.containingDeclaration is CallableMemberDescriptor) {
-            val superClassifiers = descriptor.getAllSuperClassifiers()
-                .mapNotNull { it as ClassifierDescriptorWithTypeParameters }
-                .filter { it != descriptor }
-                .toList()
-            if (superClassifiers.size == 1) {
-                superClassifiers[0].classId
-            } else {
-                val superClass = superClassifiers.find { !DescriptorUtils.isInterface(it) }
-                superClass?.classId ?: ClassId.topLevel(StandardNames.FqNames.any.toSafe())
-            }
-        } else {
-            super.getLocalClassIdReplacement(descriptor)
-        }
-    }
-}
+typealias KlibMetadataStringTable = ApproximatingStringTable

js/js.serializer/src/org/jetbrains/kotlin/serialization/js/JavaScriptStringTable.kt

@@ -16,30 +16,6 @@
 
 package org.jetbrains.kotlin.serialization.js
 
-import org.jetbrains.kotlin.builtins.StandardNames
-import org.jetbrains.kotlin.descriptors.CallableMemberDescriptor
-import org.jetbrains.kotlin.descriptors.ClassifierDescriptorWithTypeParameters
-import org.jetbrains.kotlin.name.ClassId
-import org.jetbrains.kotlin.resolve.DescriptorUtils
-import org.jetbrains.kotlin.resolve.descriptorUtil.classId
-import org.jetbrains.kotlin.resolve.descriptorUtil.getAllSuperClassifiers
-import org.jetbrains.kotlin.serialization.StringTableImpl
+import org.jetbrains.kotlin.serialization.ApproximatingStringTable
 
-class JavaScriptStringTable : StringTableImpl() {
-    override fun getLocalClassIdReplacement(descriptor: ClassifierDescriptorWithTypeParameters): ClassId? {
-        return if (descriptor.containingDeclaration is CallableMemberDescriptor) {
-            val superClassifiers = descriptor.getAllSuperClassifiers()
-                .mapNotNull { it as ClassifierDescriptorWithTypeParameters }
-                .filter { it != descriptor }
-                .toList()
-            if (superClassifiers.size == 1) {
-                superClassifiers[0].classId
-            } else {
-                val superClass = superClassifiers.find { !DescriptorUtils.isInterface(it) }
-                superClass?.classId ?: ClassId.topLevel(StandardNames.FqNames.any.toSafe())
-            }
-        } else {
-            super.getLocalClassIdReplacement(descriptor)
-        }
-    }
-}
+typealias JavaScriptStringTable = ApproximatingStringTable