[R-pkg-devel] Accessing features in R4.0.

[Neal Fultz]

IIRC some packages use get() instead of double-colon to suppress the NOTE.

I would probably ignore it myself.

On Wed, Dec 16, 2020 at 8:29 AM Colin Gillespie <csgillespie using gmail.com> wrote:
>
> Hi,
>
> I'm planning on using the tools::R_user_dir function in a package. But
> for obvious reasons, I don't want to set the dependency on R 4.
>
> My code is basically
>
> if (as.numeric(R.version$major) < 4) # do something
> else tools::R_user_dir("oysteR", which = "cache")
>
> When checking on win-builder R3.6 I get the note
>
> * checking dependencies in R code ... NOTE
> Missing or unexported object: 'tools::R_user_dir'
>
> ## Question
>
> Is my code correct and can I ignore this note?
>
> Thanks
>
> Colin
>
>
> Dr Colin Gillespie
> http://www.mas.ncl.ac.uk/~ncsg3/
>
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