override val token: KtLifetimeToken,
) : KtSmartCastProvider(), KtFirAnalysisSessionComponent {

    private val KtExpression.isExplicitSmartCastInfoTarget: Boolean
        get() {
            // we want to handle only most top-level parenthesised expressions
            if (parent is KtParenthesizedExpression) return false

            // expressions like `|foo.bar()|` or `|foo?.baz()|` are ignored

        emptySequence()
    }

    override fun getPackageSymbols(nameFilter: KtScopeNameFilter): Sequence<KtPackageSymbol> = withValidityAssertion {
        sequence {
            // Only emit package symbols for top-level packages (subpackages of root). This matches the behavior
            // of the root-level KtFirPackageScope.
            val seenTopLevelPackages = mutableSetOf<Name>()
            for (tool in tools) {

            object : JvmGeneratorExtensionsImpl(configuration) {
                override fun getContainerSource(descriptor: DeclarationDescriptor): DeserializedContainerSource? {
                    // Stubbed top-level function IR symbols (from other source files in the module) require a parent facade class to be
                    // generated, which requires a container source to be provided. Without a facade class, function IR symbols will have

        get() = analysisSession.token

    override fun getContainingDeclaration(symbol: KtSymbol): KtDeclarationSymbol? {
        if (symbol is KtSymbolWithKind && symbol.symbolKind == KtSymbolKind.TOP_LEVEL) {
            return null
        }

        return when (symbol) {
            is KtBackingFieldSymbol -> symbol.owningProperty
            is KtPropertyAccessorSymbol -> {

import org.jetbrains.kotlin.fir.resolve.providers.symbolProvider
import org.jetbrains.kotlin.name.FqName
import org.jetbrains.kotlin.name.Name
import org.jetbrains.kotlin.platform.jvm.isJvm

/**
 * Provides top-level names for classifiers and callables in given packages. Apart from names found in sources and binaries,
 * [DeclarationsInPackageProvider] also collects names for classifiers and callables generated by

     * Kotlin. They cover the most popular visibilities `private`, `public`, and default (package) visibility for top-level and nested
     * classes.
     *
     * Returns `null` if visibility cannot be decided by the heuristic.
     */
    private fun KtFirPsiJavaClassSymbol.isVisibleByPsi(useSiteFile: KtFirFileSymbol): Boolean? {