override val returnType: KtType
        get() = withValidityAssertion { analysisContext.builtIns.unitType.toKtType(analysisContext) }

    override val origin: KtSymbolOrigin
        get() = withValidityAssertion { propertyDescriptor.getSymbolOrigin(analysisContext) }

    override val psi: PsiElement?
        get() = withValidityAssertion { null }