[Rd] CRAN packages mis-using \donttest : falsy

[Duncan Murdoch]

On 08/12/2014 9:40 AM, Gábor Csárdi wrote:
> Hi all,
>
> anyone has an idea how I could fix this?
>
> \donttest{
> ## Set colors from colorspace package with a fallback
> col <- try(colorspace::rainbow_hcl(5), silent = TRUE) %||% rainbow(5)
> }
>
> The problem is that this makes R CMD check freak out
> (http://www.r-project.org/nosvn/R.check/r-devel-linux-x86_64-debian-clang/falsy-00check.html)
> if the colorspace package is not declared as a dependency. But the
> point of the example is to define a meaningful behavior when
> colorspace is missing.... so I don't really want to put this into
> \dontrun{}...

Why not declare colorspace as a "Suggests:" kind of dependency?

Duncan Murdoch

>
> I vaguely remember that there was also \dontcheck{}, but it is not in
> 'Writing R extensions', so probably I cannot use it. Or can I? I am
> not even sure what the difference is between \donttest and
> \dontcheck....
>
> Thanks,
> Gabor
>
>
>
> On Mon, Dec 8, 2014 at 7:38 AM, Prof Brian Ripley <ripley at stats.ox.ac.uk> wrote:
> > This concerns packages using \donttest in their examples.  Such code
> > will be run by example() and hence should be runnable ... yours is
> > not.
> >
> > One issue showing is that the examples use undeclared packages: this
> > is showing on the CRAN check pages for packages
> >
> > Distance GLDreg RECA TreePar complmrob disposables egcm enigma
> > extrafont falsy ggplot2 imputeYn investr lava prodlim randomForestSRC
> > rbison separationplot shiny smoother vcdExtra
> >
> > With R-devel the \donttest examples can be run by R CMD check
> > --run-donttest: we have done that and found failures in packages most
> > of those above, plus
> >
> > BNSP DCGL EIAdata ExtDist FeedbackTS FlexParamCurve IsoGene MGLM
> > MsatAllele PRISMA RSurvey RandomFields ReporteRs Rmpi Rssa TR8 VarEff
> > aoristic breakage dplyr effects ftsa geocodeHERE ggHorizon ggmap
> > ggtern gvcm.cat hyperSpec knitcitation knitr mboost mets mfblock
> > mobForest mra nontarget npRmpi nullabor openNLP parfm plsRbeta powerr
> > pxweb rcrossref rgbif rsnps season spMC spgwr spocc taxize timereg
> > toaster
> >
> > and warnings in DSpat
> >
> > In almost all cases there is something obviously wrong with the
> > failing example.
> >
> > Please submit an update to CRAN (using the webform, and following the
> > CRAN policies at http://cran.r-project.org/web/packages/policies.html).
> > Do NOT reply to this email to submit an update!
> >
> > There may be other issues that need fixing shown on the package's
> > results page.
>
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