If record type extractor (see #1) has found a user-defined type we **should** check - that a user has also provided a callback module, described in #8, to `nakaz:ensure` call, - and that this module does _contain_ a `transform` case for the desired user-defined type.
If record type extractor (see #1) has found a user-defined type we should check
nakaz:ensurecall,transformcase for the desired user-defined type.