[Rd] Generate .Rout.save files for vignettes
murdoch.duncan at gmail.com
Tue Dec 11 14:52:53 CET 2012
On 12-12-10 11:45 AM, Benjamin Hofner wrote:
> I am looking for a way to generate .Rout.save files for vignettes.
> The manual "Writing R Extensions" states here  in item number 20:
> "If there is a target output file .Rout.save in the vignette source
> directory, the output from running the code in that vignette is compared
> with the target output file."
> Yet, there is no pointer on how to get the correct .Rout.save files for
> vignettes. (For the files in directory "test" there is a footnote on how
> to get the .Rout.save files. )
I agree, this should be documented. But it is rather easy:
Just create an empty file and call it vignette.Rout.save. Run the
checks, and you'll get lots of errors because it won't compare to the
When you get a compare failure, the file vignette.Rnw.log will be left
in the *.Rcheck directory. You can just copy that into the
> As a temporary solution, we currently use a script that calls
> tools:::.run_one_vignette() on each vignette and dumps the output:
> echo 'tools:::.run_one_vignette("vignette.Rnw", docDir = ".");' | R
> --vanilla > vignette.Rout.save
> However, this doesn't result in the same code as produced by R CMD
> check. E.g., we get the R startup header and furthermore get the output
> in German where localization is available (thus having differences when
> running R CMD check).
> Does anyone have any hints on how to automatically get the correct
> results (i.e., without the header)? And is it possible to include these
> hints in the "Writing R extensions" manual for other users?
> Any help is highly appreciated.
>  http://cran.r-project.org/doc/manuals/R-exts.html#Checking-packages
>  http://cran.r-project.org/doc/manuals/R-exts.html#fn-15
> R-devel at r-project.org mailing list
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