[R-pkg-devel] Passing CRAN check when an examples must save a file
z|||ynn @end|ng |rom gm@||@com
Fri Sep 27 20:56:11 CEST 2019
Thanks much, that solved the issue,
On Fri, Sep 27, 2019, 8:36 AM Duncan Murdoch <murdoch.duncan using gmail.com>
> On 26/09/2019 11:43 p.m., Zachary Flynn wrote:
> > I am working on a function in a package that saves a file. I want to
> > an example to document the function so it must save a file, but when I
> > the automatic CRAN checks reject the package because there is a
> > non-standard file saved in the directory when the second test runs
> > it runs a test on Windows where the check error does not occur, then on
> > Linux where it does). The relevant check output is:
> > * checking for non-standard things in the check directory ... NOTE
> > Found the following files/directories:
> > ‘Produc.csv’
> > There is no file called Produc.csv anywhere in the directory (the
> > error doesn't show up in the first run on Windows).
> > It is generated by running the example code which automatic CRAN
> > testing might be doing in between running the Windows and Linux
> > checks?
> > How do I write an example that must save a file to be an example of
> > using the function without triggering this issue?
> Save the file to the temporary directory, ẹ.g.
> filename <- file.path(tempdir(), "Prodục.csv")
> write.csv(something, file = filename)
> You could clean up at the end of the example with
> but you shouldn't rely on this alone to prevent the error: if you're
> writing files, you should *only* be doing it in the temporary directory.
> Duncan Murdoch
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