[R-pkg-devel] try() in R CMD check --as-cran

[Uwe Ligges]

Right, what problem are you talking about? Can you tell us which check 
it is and what it actually complained about.
There is no check that looks at the sizes of x and y in exypressions 
such as
(x - y)^2.
as far as I know.

Best,
Uwe

On 07.06.2019 10:33, Berry Boessenkool wrote:
> 
> Not entirely sure if this is what you're looking for:
> https://github.com/wch/r-source/blob/trunk/src/library/tools/R/check.R
> It does contain --as-cran a few times and there's the change-history:
> https://github.com/wch/r-source/commits/trunk/src/library/tools/R/check.R
> 
> Regards,
> Berry
> 
> 
> ________________________________
> From: R-package-devel <r-package-devel-bounces using r-project.org> on behalf of J C Nash <profjcnash using gmail.com>
> Sent: Thursday, June 6, 2019 15:03
> To: List r-package-devel
> Subject: [R-pkg-devel] try() in R CMD check --as-cran
> 
> After making a small fix to my optimx package, I ran my usual R CMD check --as-cran.
> 
> To my surprise, I got two ERRORs unrelated to the change. The errors popped up in
> a routine designed to check the call to the user objective function. In particular,
> one check is that the size of vectors is the same in expressions like (x - y)^2.
> This works fine with R CMD check, but the --as-cran seems to have changed and it
> pops an error, even when the call is inside try(). The irony that the routine in
> question is intended to avoid problems like this is not lost on me.
> 
> I'm working on a small reproducible example, but it's not small enough yet.
> In the meantime, I'm looking for the source codes of the scripts for "R CMD check" and
> "R CMD check --as-cran" so I can work out why there is this difference, which seems
> to be recent.
> 
> Can someone send/post a link? I plan to figure this out and provide feedback,
> as I suspect it is going to affect others. However, it may be a few days or even
> weeks if past experience is a guide.
> 
> JN
> 
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