AA: introduce KtDynamicType

analysis/analysis-api-fe10/src/org/jetbrains/kotlin/analysis/api/descriptors/symbols/descriptorBased/base/Kt1DescUtils.kt

@@ -232,6 +232,7 @@ private fun <T : CallableDescriptor> T.unwrapUseSiteSubstitutionOverride(): T {
 
 internal fun KotlinType.toKtType(analysisContext: Fe10AnalysisContext): KtType {
     return when (val unwrappedType = unwrap()) {
+        is DynamicType -> KtFe10DynamicType(unwrappedType, analysisContext)
         is FlexibleType -> KtFe10FlexibleType(unwrappedType, analysisContext)
         is DefinitelyNotNullType -> KtFe10DefinitelyNotNullType(unwrappedType, analysisContext)
         is ErrorType -> KtFe10ClassErrorType(unwrappedType, analysisContext)

analysis/analysis-api-fe10/src/org/jetbrains/kotlin/analysis/api/descriptors/types/KtFe10DynamicType.kt

@@ -0,0 +1,25 @@
+/*
+ * 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.descriptors.types
+
+import org.jetbrains.kotlin.analysis.api.descriptors.Fe10AnalysisContext
+import org.jetbrains.kotlin.analysis.api.descriptors.symbols.descriptorBased.base.ktNullability
+import org.jetbrains.kotlin.analysis.api.descriptors.types.base.KtFe10Type
+import org.jetbrains.kotlin.analysis.api.descriptors.types.base.asStringForDebugging
+import org.jetbrains.kotlin.analysis.api.lifetime.withValidityAssertion
+import org.jetbrains.kotlin.analysis.api.types.KtDynamicType
+import org.jetbrains.kotlin.analysis.api.types.KtTypeNullability
+import org.jetbrains.kotlin.types.DynamicType
+
+internal class KtFe10DynamicType(
+    override val type: DynamicType,
+    override val analysisContext: Fe10AnalysisContext
+) : KtDynamicType(), KtFe10Type {
+    override fun asStringForDebugging(): String = withValidityAssertion { type.asStringForDebugging() }
+
+    override val nullability: KtTypeNullability
+        get() = withValidityAssertion { type.ktNullability }
+}

analysis/analysis-api-fe10/tests-gen/org/jetbrains/kotlin/analysis/api/fe10/test/cases/generated/cases/symbols/Fe10IdeNormalAnalysisSourceModuleSymbolByPsiTestGenerated.java

@@ -112,6 +112,12 @@ public class Fe10IdeNormalAnalysisSourceModuleSymbolByPsiTestGenerated extends A
         runTest("analysis/analysis-api/testData/symbols/symbolByPsi/deprecated.kt");
     }
 
+    @Test
+    @TestMetadata("dynamic.kt")
+    public void testDynamic() throws Exception {
+        runTest("analysis/analysis-api/testData/symbols/symbolByPsi/dynamic.kt");
+    }
+
     @Test
     @TestMetadata("enum.kt")
     public void testEnum() throws Exception {

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/KtSymbolByFirBuilder.kt

@@ -436,6 +436,7 @@ internal class KtSymbolByFirBuilder constructor(
                 }
                 is ConeTypeParameterType -> KtFirTypeParameterType(coneType, token, this@KtSymbolByFirBuilder)
                 is ConeErrorType -> KtFirClassErrorType(coneType, token, this@KtSymbolByFirBuilder)
+                is ConeDynamicType -> KtFirDynamicType(coneType, token, this@KtSymbolByFirBuilder)
                 is ConeFlexibleType -> KtFirFlexibleType(coneType, token, this@KtSymbolByFirBuilder)
                 is ConeIntersectionType -> KtFirIntersectionType(coneType, token, this@KtSymbolByFirBuilder)
                 is ConeDefinitelyNotNullType -> KtFirDefinitelyNotNullType(coneType, token, this@KtSymbolByFirBuilder)

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/types/KtFirDynamicType.kt

@@ -0,0 +1,32 @@
+/*
+ * 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.types
+
+import org.jetbrains.kotlin.analysis.api.annotations.KtAnnotationsList
+import org.jetbrains.kotlin.analysis.api.fir.KtSymbolByFirBuilder
+import org.jetbrains.kotlin.analysis.api.fir.annotations.KtFirAnnotationListForType
+import org.jetbrains.kotlin.analysis.api.fir.utils.cached
+import org.jetbrains.kotlin.analysis.api.lifetime.KtLifetimeToken
+import org.jetbrains.kotlin.analysis.api.lifetime.withValidityAssertion
+import org.jetbrains.kotlin.analysis.api.types.KtDynamicType
+import org.jetbrains.kotlin.analysis.api.types.KtTypeNullability
+import org.jetbrains.kotlin.fir.types.ConeDynamicType
+import org.jetbrains.kotlin.fir.types.render
+
+internal class KtFirDynamicType(
+    override val coneType: ConeDynamicType,
+    override val token: KtLifetimeToken,
+    private val builder: KtSymbolByFirBuilder,
+) : KtDynamicType(), KtFirType {
+    override val annotationsList: KtAnnotationsList by cached {
+        KtFirAnnotationListForType.create(coneType, builder.rootSession, token)
+    }
+    override val nullability: KtTypeNullability get() = withValidityAssertion { coneType.nullability.asKtNullability() }
+
+    override fun asStringForDebugging(): String = withValidityAssertion { coneType.render() }
+    override fun equals(other: Any?) = typeEquals(other)
+    override fun hashCode() = typeHashcode()
+}

analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/symbols/FirIdeNormalAnalysisSourceModuleSymbolByPsiTestGenerated.java

@@ -112,6 +112,12 @@ public class FirIdeNormalAnalysisSourceModuleSymbolByPsiTestGenerated extends Ab
         runTest("analysis/analysis-api/testData/symbols/symbolByPsi/deprecated.kt");
     }
 
+    @Test
+    @TestMetadata("dynamic.kt")
+    public void testDynamic() throws Exception {
+        runTest("analysis/analysis-api/testData/symbols/symbolByPsi/dynamic.kt");
+    }
+
     @Test
     @TestMetadata("enum.kt")
     public void testEnum() throws Exception {

analysis/analysis-api-standalone/tests-gen/org/jetbrains/kotlin/analysis/api/standalone/fir/test/cases/generated/cases/symbols/FirStandaloneNormalAnalysisSourceModuleSymbolByPsiTestGenerated.java

@@ -112,6 +112,12 @@ public class FirStandaloneNormalAnalysisSourceModuleSymbolByPsiTestGenerated ext
         runTest("analysis/analysis-api/testData/symbols/symbolByPsi/deprecated.kt");
     }
 
+    @Test
+    @TestMetadata("dynamic.kt")
+    public void testDynamic() throws Exception {
+        runTest("analysis/analysis-api/testData/symbols/symbolByPsi/dynamic.kt");
+    }
+
     @Test
     @TestMetadata("enum.kt")
     public void testEnum() throws Exception {

analysis/analysis-api/src/org/jetbrains/kotlin/analysis/api/types/KtType.kt

@@ -107,5 +107,15 @@ public abstract class KtIntegerLiteralType : KtType {
      */
     public abstract val possibleTypes: Collection<KtClassType>
 
+    override fun toString(): String = asStringForDebugging()
+}
+
+/**
+ * A special dynamic type, which is used to support interoperability with dynamically typed libraries, platforms or languages.
+ *
+ * Although this can be viewed as a flexible type (kotlin.Nothing..kotlin.Any?), a platform may assign special meaning to the
+ * values of dynamic type, and handle differently from the regular flexible type.
+ */
+public abstract class KtDynamicType : KtType {
     override fun toString(): String = asStringForDebugging()
 }

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

@@ -0,0 +1,113 @@
+KtKotlinPropertySymbol:
+  annotationsList: []
+  callableIdIfNonLocal: /Foo.p
+  getter: KtPropertyGetterSymbol(<getter>)
+  hasBackingField: true
+  hasGetter: true
+  hasSetter: false
+  initializer: KtConstantInitializerValue(null)
+  isConst: false
+  isDelegatedProperty: false
+  isExtension: false
+  isFromPrimaryConstructor: false
+  isLateInit: false
+  isOverride: false
+  isStatic: false
+  isVal: true
+  modality: FINAL
+  name: p
+  origin: SOURCE
+  receiverType: null
+  returnType: ft<kotlin/Nothing, kotlin/Any?>
+  setter: null
+  symbolKind: CLASS_MEMBER
+  typeParameters: []
+  visibility: Public
+  getDispatchReceiver(): Foo
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+  getterDeprecationStatus: null
+  javaGetterName: getP
+  javaSetterName: null
+  setterDeprecationStatus: null
+
+KtValueParameterSymbol:
+  annotationsList: []
+  callableIdIfNonLocal: null
+  generatedPrimaryConstructorProperty: null
+  hasDefaultValue: false
+  isExtension: false
+  isImplicitLambdaParameter: false
+  isVararg: false
+  name: p
+  origin: SOURCE
+  receiverType: null
+  returnType: ft<kotlin/Nothing, kotlin/Any?>
+  symbolKind: LOCAL
+  typeParameters: []
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtAnonymousFunctionSymbol:
+  annotationsList: []
+  callableIdIfNonLocal: null
+  hasStableParameterNames: true
+  isExtension: false
+  origin: SOURCE
+  receiverType: null
+  returnType: ft<kotlin/Nothing, kotlin/Any?>
+  symbolKind: LOCAL
+  typeParameters: []
+  valueParameters: []
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtFunctionSymbol:
+  annotationsList: []
+  callableIdIfNonLocal: /Foo.f
+  hasStableParameterNames: true
+  isBuiltinFunctionInvoke: false
+  isExtension: false
+  isExternal: false
+  isInfix: false
+  isInline: false
+  isOperator: false
+  isOverride: false
+  isStatic: false
+  isSuspend: false
+  modality: FINAL
+  name: f
+  origin: SOURCE
+  receiverType: null
+  returnType: ft<kotlin/Nothing, kotlin/Any?>
+  symbolKind: CLASS_MEMBER
+  typeParameters: []
+  valueParameters: [
+    KtValueParameterSymbol(p)
+  ]
+  visibility: Public
+  getDispatchReceiver(): Foo
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtNamedClassOrObjectSymbol:
+  annotationsList: []
+  classIdIfNonLocal: Foo
+  classKind: CLASS
+  companionObject: null
+  isData: false
+  isExternal: false
+  isFun: false
+  isInline: false
+  isInner: false
+  modality: FINAL
+  name: Foo
+  origin: SOURCE
+  superTypes: [
+    kotlin/Any
+  ]
+  symbolKind: TOP_LEVEL
+  typeParameters: []
+  visibility: Public
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null

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

@@ -0,0 +1,7 @@
+class Foo {
+    val p : dynamic = null
+
+    fun f(p: dynamic): dynamic {
+        run<dynamic> { "" }
+    }
+}

analysis/analysis-api/testData/symbols/symbolByPsi/dynamic.pretty.txt

@@ -0,0 +1,5 @@
+class Foo {
+  val p: (kotlin.Nothing..kotlin.Any?)
+
+  fun f(p: (kotlin.Nothing..kotlin.Any?)): (kotlin.Nothing..kotlin.Any?)
+}

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

@@ -0,0 +1,113 @@
+KtKotlinPropertySymbol:
+  annotationsList: []
+  callableIdIfNonLocal: /Foo.p
+  getter: KtPropertyGetterSymbol(<getter>)
+  hasBackingField: true
+  hasGetter: true
+  hasSetter: false
+  initializer: KtConstantInitializerValue(null)
+  isConst: false
+  isDelegatedProperty: false
+  isExtension: false
+  isFromPrimaryConstructor: false
+  isLateInit: false
+  isOverride: false
+  isStatic: false
+  isVal: true
+  modality: FINAL
+  name: p
+  origin: SOURCE
+  receiverType: null
+  returnType: dynamic
+  setter: null
+  symbolKind: CLASS_MEMBER
+  typeParameters: []
+  visibility: Public
+  getDispatchReceiver(): Foo
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+  getterDeprecationStatus: null
+  javaGetterName: getP
+  javaSetterName: null
+  setterDeprecationStatus: null
+
+KtValueParameterSymbol:
+  annotationsList: []
+  callableIdIfNonLocal: null
+  generatedPrimaryConstructorProperty: null
+  hasDefaultValue: false
+  isExtension: false
+  isImplicitLambdaParameter: false
+  isVararg: false
+  name: p
+  origin: SOURCE
+  receiverType: null
+  returnType: dynamic
+  symbolKind: LOCAL
+  typeParameters: []
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtAnonymousFunctionSymbol:
+  annotationsList: []
+  callableIdIfNonLocal: null
+  hasStableParameterNames: true
+  isExtension: false
+  origin: SOURCE
+  receiverType: null
+  returnType: dynamic
+  symbolKind: LOCAL
+  typeParameters: []
+  valueParameters: []
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtFunctionSymbol:
+  annotationsList: []
+  callableIdIfNonLocal: /Foo.f
+  hasStableParameterNames: true
+  isBuiltinFunctionInvoke: false
+  isExtension: false
+  isExternal: false
+  isInfix: false
+  isInline: false
+  isOperator: false
+  isOverride: false
+  isStatic: false
+  isSuspend: false
+  modality: FINAL
+  name: f
+  origin: SOURCE
+  receiverType: null
+  returnType: dynamic
+  symbolKind: CLASS_MEMBER
+  typeParameters: []
+  valueParameters: [
+    KtValueParameterSymbol(p)
+  ]
+  visibility: Public
+  getDispatchReceiver(): Foo
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null
+
+KtNamedClassOrObjectSymbol:
+  annotationsList: []
+  classIdIfNonLocal: Foo
+  classKind: CLASS
+  companionObject: null
+  isData: false
+  isExternal: false
+  isFun: false
+  isInline: false
+  isInner: false
+  modality: FINAL
+  name: Foo
+  origin: SOURCE
+  superTypes: [
+    kotlin/Any
+  ]
+  symbolKind: TOP_LEVEL
+  typeParameters: []
+  visibility: Public
+  getContainingModule: KtSourceModule "Sources of main"
+  deprecationStatus: null