get() = withValidityAssertion {
            when {
                descriptor.functionTypeKind.isReflectType -> fe10Type.arguments.dropLast(1)
                else -> fe10Type.getValueParameterTypesFromFunctionType()
            }.map { it.type.toKtType(analysisContext) }
        }

    override val returnType: KtType
        get() = withValidityAssertion {
            when {