get() = withValidityAssertion {
            if (!descriptor.isVar) {
                return null
            }

            val setter = descriptor.setter ?: return KaFe10DescDefaultPropertySetterSymbol(descriptor, analysisContext)
            KaFe10DescPropertySetterSymbol(setter, analysisContext)
        }

    override val backingFieldSymbol: KaBackingFieldSymbol?

import org.jetbrains.kotlin.descriptors.ValueParameterDescriptor
import org.jetbrains.kotlin.descriptors.Visibility
import org.jetbrains.kotlin.name.CallableId
import org.jetbrains.kotlin.name.Name

internal class KaFe10DescDefaultPropertySetterSymbol(
    private val propertyDescriptor: PropertyDescriptor,
    override val analysisContext: Fe10AnalysisContext
) : KaPropertySetterSymbol(), KaFe10Symbol {

        get() = withValidityAssertion {
            if (!descriptor.isVar) {
                return null
            }

            val setter = descriptor.setter ?: return KaFe10DescDefaultPropertySetterSymbol(descriptor, analysisContext)
            KaFe10DescPropertySetterSymbol(setter, analysisContext)
        }

    override val backingFieldSymbol: KaBackingFieldSymbol?

            if (descriptor.isDynamic()) return null
            if (!descriptor.isVar) {
                return null
            }

            val setter = descriptor.setter ?: return KaFe10DescDefaultPropertySetterSymbol(descriptor, analysisContext)
            return KaFe10DescPropertySetterSymbol(setter, analysisContext)
        }

    override val backingFieldSymbol: KaBackingFieldSymbol?

        is KaFe10PsiDefaultSetterParameterSymbol -> descriptor
        is KaFe10DescDefaultPropertySetterSymbol -> null
        is KaFe10DynamicFunctionDescValueParameterSymbol -> null
        is KaFe10FileSymbol -> null
        is KaFe10DescDefaultPropertySetterSymbol.KaDefaultValueParameterSymbol -> descriptor
        is KaFe10PsiDefaultPropertySetterSymbol.KaDefaultValueParameterSymbol -> descriptor