override val isFun: Boolean
        get() = withValidityAssertion { psi.hasModifier(KtTokens.FUN_KEYWORD) }

    override val isExternal: Boolean
        get() = withValidityAssertion { psi.hasModifier(KtTokens.EXTERNAL_KEYWORD) }

    override val isActual: Boolean
        get() = withValidityAssertion { descriptor?.isActual ?: psi.hasActualModifier() }

    override val isExpect: Boolean

    override val isOperator: Boolean
        get() = withValidityAssertion { psi.hasModifier(KtTokens.OPERATOR_KEYWORD) }

    override val isExternal: Boolean
        get() = withValidityAssertion { psi.hasModifier(KtTokens.EXTERNAL_KEYWORD) }

    override val isInline: Boolean
        get() = withValidityAssertion { psi.hasModifier(KtTokens.INLINE_KEYWORD) }

    override val isOverride: Boolean

import org.jetbrains.kotlin.analysis.api.symbols.markers.KtPossiblyNamedSymbol
import org.jetbrains.kotlin.descriptors.ConstructorDescriptor
import org.jetbrains.kotlin.name.Name
import org.jetbrains.kotlin.resolve.scopes.*

internal abstract class KtFe10ScopeResolution : KtScope, KtLifetimeOwner {
    abstract val analysisContext: Fe10AnalysisContext
    abstract val scope: ResolutionScope

}

internal fun annotationClassIds(
    firSymbol: FirBasedSymbol<*>,
    useSiteSession: FirSession,
    annotationContainer: FirAnnotationContainer = firSymbol.fir,
): Collection<ClassId> = annotationContainer.resolvedAnnotationsWithClassIds(firSymbol).mapNotNull {
    it.toAnnotationClassId(useSiteSession)
}

internal fun hasAnnotation(
    firSymbol: FirBasedSymbol<*>,

internal fun KtFe10Symbol.isEqualTo(other: Any?): Boolean {
    if (this === other) return true
    if (other !is KtFe10Symbol) return false
    return DescriptorEquivalenceForOverrides.areEquivalent(
        this.getDescriptor(),
        other.getDescriptor(),
        allowCopiesFromTheSameDeclaration = false
    )
}

internal fun KtFe10Symbol.calculateHashCode(): Int {

 * work there. This functionality is covered by package scope tests.
 */
@OptIn(ExperimentalTopLevelDeclarationsGenerationApi::class)
internal object DeclarationsInPackageProvider {
    internal fun getTopLevelClassifierNamesInPackageProvider(packageFqName: FqName, analysisSession: KtFirAnalysisSession): Set<Name> {
        return buildSet {
            addAll(

import org.jetbrains.kotlin.analysis.api.symbols.KtPackageSymbol
import org.jetbrains.kotlin.fir.scopes.FirScope
import org.jetbrains.kotlin.name.Name

internal abstract class KtFirBasedScope<S : FirScope>(
    internal val firScope: S,
    protected val builder: KtSymbolByFirBuilder,
) : KtScope {
    final override val token: KtLifetimeToken get() = builder.token

import org.jetbrains.kotlin.diagnostics.rendering.DefaultErrorMessages
import org.jetbrains.kotlin.psi.KtElement
import org.jetbrains.kotlin.psi.KtFile
import kotlin.reflect.KClass

internal class KtFe10DiagnosticProvider(
    override val analysisSession: KtFe10AnalysisSession
) : KtDiagnosticProvider(), Fe10KtAnalysisSessionComponent {
    override val token: KtLifetimeToken
        get() = analysisSession.token

import org.jetbrains.kotlin.analysis.api.impl.base.components.KtRendererProviderImpl
import org.jetbrains.kotlin.analysis.api.lifetime.KtLifetimeToken

@OptIn(KtAnalysisApiInternals::class)
internal class KtFirRendererProvider(
    analysisSession: KtAnalysisSession,
    token: KtLifetimeToken

import org.jetbrains.kotlin.analysis.api.lifetime.withValidityAssertion
import org.jetbrains.kotlin.analysis.api.symbols.markers.KtAnnotatedSymbol
import org.jetbrains.kotlin.descriptors.annotations.Annotations

internal interface KtFe10AnnotatedSymbol : KtAnnotatedSymbol, KtFe10Symbol {
    val annotationsObject: Annotations

    override val annotationsList: KtAnnotationsList
        get() = withValidityAssertion {