return TypeArgumentMapping(typeParameterOwner, mapping)
    }

    private data class TypeArgumentMapping(
        val owner: ClassifierDescriptorWithTypeParameters,
        val mapping: Map<TypeParameterDescriptor, BoundTypeArgument>
    )

    private data class BoundTypeArgument(val type: KotlinType, val variance: Variance)

import org.jetbrains.kotlin.name.ClassId

internal class KtFirAnnotationListForReceiverParameter private constructor(
    private val firCallableSymbol: FirCallableSymbol<*>,
    private val receiverParameter: FirAnnotationContainer,
    private val builder: KtSymbolByFirBuilder,
) : KtAnnotationsList() {
    private val useSiteSession: FirSession get() = builder.rootSession
    override val token: KtLifetimeToken get() = builder.token

            analysisSession.firSymbolBuilder.functionLikeBuilder.buildSamConstructorSymbol(it.symbol)
        }
    }

    private class LocalSamResolver(
        analysisSession: KtFirAnalysisSession,
        private val firSession: FirSession,
    ) {
        private val scopeSession = analysisSession.getScopeSessionFor(firSession)


        // TODO: This transformer is not intended for actual transformations and

            else -> null
        }
    }

    private fun provideSourceForInvokeFunction(function: FirSimpleFunction): PsiElement? {
        val classId = function.containingClassLookupTag()?.classId ?: return null
        val classOrObject = classByClassId(classId, function.llFirSession.ktModule) ?: return null
        return classOrObject.declarations.singleOrNull()
    }

    private fun provideSourceForFunctionClass(klass: FirClass): PsiElement? {

            .mapIndexedToAnnotationApplication(useSiteTargetFilter, builder.rootSession, classId) { index, annotation ->
                annotation.toKtAnnotationApplication(builder, index)
            }
    }

private inline fun List<FirAnnotation>.mapIndexedToAnnotationApplication(
    useSiteTargetFilter: AnnotationUseSiteTargetFilter,
    useSiteSession: FirSession,
    classId: ClassId,

import org.jetbrains.kotlin.analysis.api.types.KtSubstitutor
import org.jetbrains.kotlin.analysis.api.types.KtType

internal class KtFe10VariableLikeSignature<out S : KtVariableLikeSymbol>(
    private val backingSymbol: S,
    private val backingReturnType: KtType,
    private val backingReceiverType: KtType?,
) : KtVariableLikeSignature<S>() {
    override val token: KtLifetimeToken get() = backingSymbol.token

            )
            addAll(collectGeneratedTopLevelCallables(packageFqName, analysisSession.useSiteSession))
        }
    }

    private val KtFirAnalysisSession.symbolNamesProvider: FirSymbolNamesProvider
        get() = useSiteSession.symbolProvider.symbolNamesProvider

    private fun collectGeneratedTopLevelClassifiers(packageFqName: FqName, session: FirSession): Set<Name> {

import org.jetbrains.kotlin.types.typeUtil.makeNullable

class KtFe10ExpressionTypeProvider(
    override val analysisSession: KtFe10AnalysisSession
) : KtExpressionTypeProvider(), Fe10KtAnalysisSessionComponent {
    private companion object {
        val NON_EXPRESSION_CONTAINERS = arrayOf(
            KtImportDirective::class.java,
            KtTypeReference::class.java,
            KtPackageDirective::class.java,

            }
            else -> {
                symbol.getDescriptor()?.containingDeclaration
                    ?.toKtSymbol(analysisContext) as? KtDeclarationSymbol
            }
        }
    }

    private val KtSymbol.containingSymbolOrSelf: KtSymbol
        get() {
            return when (this) {
                is KtValueParameterSymbol -> {
                    getContainingDeclaration(this) as? KtFunctionLikeSymbol ?: this

internal open class KtFirDelegatingNamesAwareScope(
    firScope: FirContainingNamesAwareScope,
    builder: KtSymbolByFirBuilder,
) : KtFirBasedScope<FirContainingNamesAwareScope>(firScope, builder) {
    private val allNamesCached by cached {
        getPossibleCallableNames() + getPossibleClassifierNames()
    }

    override fun getAllPossibleNames(): Set<Name> = withValidityAssertion { allNamesCached }