it.isDeclaredInOwner() && it.isDelegatedIfRequired()
            }.mapToDelegatedIfRequired()
        }

        override fun getContributedFunctions(name: Name, location: LookupLocation): Collection<SimpleFunctionDescriptor> {
            return allMemberScope.getContributedFunctions(name, location).filter {

    }

    override fun getCallableSignatures(nameFilter: KtScopeNameFilter): Sequence<KtCallableSignature<*>> = withValidityAssertion {
        firScope.getCallableSignatures(getPossibleCallableNames().filter(nameFilter), builder)
    }

    override fun getCallableSignatures(names: Collection<Name>): Sequence<KtCallableSignature<*>> = withValidityAssertion {
        firScope.getCallableSignatures(names, builder)
    }

    /**
     * Returns true if the class symbol has a type parameter that is supposed to be provided for its parent class.
     *
     * Example:
     * class Outer<T> {
     *   inner class Inner // Inner has an implicit type parameter `T`.
     * }
     */
    private fun FirClassLikeSymbol<*>.hasTypeParameterFromParent(): Boolean = typeParameterSymbols.orEmpty().any {
        it.containingDeclarationSymbol != this

import org.jetbrains.kotlin.analysis.utils.printer.parentsOfType
import org.jetbrains.kotlin.name.CallableId
import org.jetbrains.kotlin.name.ClassId
import org.jetbrains.kotlin.name.FqName
import org.jetbrains.kotlin.name.Name
import org.jetbrains.kotlin.psi.*
import org.jetbrains.kotlin.utils.addToStdlib.ifNotEmpty
import kotlin.reflect.KClass
import org.jetbrains.kotlin.analysis.utils.printer.parentOfType

            is DefinitelyNotNullType -> renderDefinitelyNotNullType(unwrappedType, printer)
            is ErrorType -> renderErrorType(printer)
            is CapturedType -> renderCapturedType(unwrappedType, printer)
            is NewCapturedType -> renderCapturedType(unwrappedType, printer)
            is AbbreviatedType -> renderType(unwrappedType.abbreviation, printer)
            is SimpleType -> {

        super.getClassifierSymbols(nameFilter).filter { it is KtNamedClassOrObjectSymbol && it.isInner }

    override fun getCallableSymbols(nameFilter: KtScopeNameFilter): Sequence<KtCallableSymbol> = withValidityAssertion {
        super.getCallableSymbols(nameFilter).filter { symbol ->
            when (symbol) {
                is KtFunctionSymbol -> !symbol.isStatic

    override fun getCallableSymbols(nameFilter: KtScopeNameFilter): Sequence<KtCallableSymbol> = withValidityAssertion {
        firScope.getCallableSymbols(getPossibleCallableNames().filter(nameFilter), builder)
    }

    override fun getCallableSymbols(names: Collection<Name>): Sequence<KtCallableSymbol> = withValidityAssertion {
        firScope.getCallableSymbols(names, builder)
    }

) : KtDiagnosticProvider(), Fe10KtAnalysisSessionComponent {
    override val token: KtLifetimeToken
        get() = analysisSession.token

    override fun getDiagnosticsForElement(element: KtElement, filter: KtDiagnosticCheckerFilter): Collection<KtDiagnosticWithPsi<*>> {
        val bindingContext = analysisContext.analyze(element, AnalysisMode.PARTIAL_WITH_DIAGNOSTICS)

                    val psiPackage = PsiPackageImpl(PsiManager.getInstance(analysisSession.project), packageFqName.asString())
                    forEachNonKotlinPsiElementFinder(analysisSession.project) { finder ->
                        finder.getClassNames(psiPackage, analysisSession.useSiteAnalysisScope)
                            .mapNotNullTo(this, Name::identifier)
                    }
                }
            }

        }

        return result
    }

    private fun areClassesOrInterfacesIncompatible(classesOrInterfaces: Collection<ClassDescriptor>): Boolean {
        val classes = classesOrInterfaces.filter { !it.isInterfaceLike }
        return when {
            classes.size >= 2 -> true
            !classes.any { it.isFinalOrEnum } -> false
            classesOrInterfaces.size > classes.size -> true