require(tools.isNotEmpty())
    }

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

    override fun getCallableSymbols(nameFilter: KtScopeNameFilter): Sequence<KtCallableSymbol> = withValidityAssertion {
        getTopLevelDeclarations(nameFilter) { it.getTopLevelCallables() }
    }

    override fun getCallableSymbols(names: Collection<Name>): Sequence<KtCallableSymbol> = withValidityAssertion {

    override fun getClassifierSymbols(nameFilter: KtScopeNameFilter): Sequence<KtClassifierSymbol> =
        super.getClassifierSymbols(nameFilter).filter { it is KtNamedClassOrObjectSymbol && it.isInner }

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

        DeclarationsInPackageProvider.getTopLevelClassifierNamesInPackageProvider(fqName, analysisSession)
    }

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

) : KtScope {
    final override val token: KtLifetimeToken get() = builder.token

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

    override fun getCallableSymbols(names: Collection<Name>): Sequence<KtCallableSymbol> = withValidityAssertion {

    override fun getCallableSymbols(nameFilter: KtScopeNameFilter): Sequence<KtCallableSymbol> = withValidityAssertion {
        sequence {
            owner.firSymbol.fir.declarations.forEach { firDeclaration ->
                val callableDeclaration = when (firDeclaration) {
                    is FirSimpleFunction -> firDeclaration.takeIf { nameFilter(firDeclaration.name) }

        ktFile.declarations.mapNotNullTo(mutableSetOf()) { (it as? KtClassLikeDeclaration)?.nameAsName }
    }

    override fun getCallableSymbols(nameFilter: KtScopeNameFilter): Sequence<KtCallableSymbol> = withValidityAssertion {
        val context = analysisContext.analyze(ktFile)

        sequence {
            for (declaration in ktFile.declarations) {

        firScope.getClassifierNames()
    }

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

    override fun getCallableSignatures(names: Collection<Name>): Sequence<KtCallableSignature<*>> = withValidityAssertion {

                if ( name.equals(".") || name.equals("..") )
                    return false;
            }
        }
        if ( this.nameFilter == null ) {
            return true;
        }
        try {
            if ( !this.nameFilter.accept(this.parent, name) ) {
                return false;
            }
            return true;
        }
        catch ( CIFSException e ) {

        }
        return null;
    }


    private final boolean filter ( FileEntry fe ) {
        String name = fe.getName();
        if ( this.nameFilter == null ) {
            return true;
        }
        try {
            if ( !this.nameFilter.accept(this.parent, name) ) {
                return false;
            }
            return true;
        }
        catch ( CIFSException e ) {

    builder: KtSymbolByFirBuilder
) : KtFirDelegatingNamesAwareScope(firScope, builder) {

    override fun getCallableSymbols(nameFilter: KtScopeNameFilter): Sequence<KtCallableSymbol> = withValidityAssertion {
        return super.getCallableSymbols(nameFilter).filter { it.origin == KtSymbolOrigin.DELEGATED }
    }