}
}

private class KtFirResolveExtensionScope(
    private val analysisSession: KtFirAnalysisSession,
    private val tools: List<LLFirResolveExtensionTool>,
) : KtScope {
    init {
        require(tools.isNotEmpty())
    }

    override val token: KtLifetimeToken get() = analysisSession.token

    // with its `LLFirSession`.
    private val cache: ConcurrentMap<KtModule, KtAnalysisSession> = ContainerUtil.createConcurrentSoftValueMap()

    init {
        LowMemoryWatcher.register(::clearCaches, project)
    }

    override fun getAnalysisSession(useSiteKtElement: KtElement): KtAnalysisSession {

    val useSiteAnalysisScope: GlobalSearchScope

    val useSiteScopeDeclarationProvider: KotlinDeclarationProvider
    val useSitePackageProvider: KotlinPackageProvider


    init {
        extensionTools = buildList {
            addIfNotNull(useSiteSession.llResolveExtensionTool)
            useSiteModule.allDirectDependencies().mapNotNullTo(this) { dependency ->

    private val implicitReceivers: List<ImplicitReceiverValue<*>>
    private val firCallSiteSession: FirSession
    private val firOriginalFile: FirFile
    private val firExplicitReceiver: FirExpression?

    init {
        val fakeFile = nameExpression.containingKtFile
        val firFakeFile = fakeFile.getOrBuildFirFile(firResolveSession)

        implicitReceivers = computeImplicitReceivers(firFakeFile)

                    bindings.put(
                        METHOD_FOR_FIR_FUNCTION,
                        fir,
                        Method(if (it.isConstructor) SpecialNames.INIT.asString() else it.name, getAsmMethodSignatureWithCorrection(it))
                    )
                }
                is FirProperty -> {
                    if (fir.hasBackingField || fir.delegateFieldSymbol != null) {

    override val STRING: KtType
        get() = withValidityAssertion { analysisContext.builtIns.stringType.toKtType(analysisContext) }

    override val UNIT: KtType
        get() = withValidityAssertion { analysisContext.builtIns.unitType.toKtType(analysisContext) }

    override val NOTHING: KtType

    }

private inline fun List<FirAnnotation>.mapIndexedToAnnotationApplication(
    useSiteTargetFilter: AnnotationUseSiteTargetFilter,
    useSiteSession: FirSession,
    classId: ClassId,
    transformer: (index: Int, annotation: FirAnnotation) -> KtAnnotationApplicationWithArgumentsInfo?,
): List<KtAnnotationApplicationWithArgumentsInfo> = mapIndexedNotNull { index, annotation ->

        throw CanNotCreateSymbolPointerForLocalLibraryDeclarationException(this::class)
    }

    override fun equals(other: Any?): Boolean = symbolEquals(other)
    override fun hashCode(): Int = symbolHashCode()

  }

  @Test
  @TestMetadata("return_explicit_unit.kt")
  public void testReturn_explicit_unit() {
    runTest("analysis/analysis-api/testData/components/expressionInfoProvider/isUsedAsExpression/return_explicit_unit.kt");
  }

  @Test
  @TestMetadata("return_implicit_unit.kt")
  public void testReturn_implicit_unit() {

        if (backingReturnType != other.backingReturnType) return false
        if (backingReceiverType != other.backingReceiverType) return false

        return true
    }

    override fun hashCode(): Int {
        var result = backingSymbol.hashCode()
        result = 31 * result + backingReturnType.hashCode()
        result = 31 * result + (backingReceiverType?.hashCode() ?: 0)
        return result
    }