else -> relevantFieldsOf(beanType)
    }


private
fun relevantFieldsOf(beanType: Class<*>) =
    relevantTypeHierarchyOf(beanType)
        .flatMap(Class<*>::relevantFields)
        .onEach(Field::makeAccessible)
        .map { RelevantField(it, unsupportedFieldTypeFor(it)) }
        .toList()


private