[R-pkg-devel] R CMD check halts on @example in shiny::runApp()

[L Rutter]

Hi Joris Meys:

Thank you for your helpful response and confirmation that \dontrun{}
is necessary for shiny examples.

Lindsay
On Mon, Nov 19, 2018 at 10:17 AM Joris Meys <Joris.Meys using ugent.be> wrote:
>
> Hi Lindsay,
>
> this is normal and to be expected, as shiny blocks R and shifts focus to the browser. This only makes sense in interactive modus, as your app needs input from a user before it does anything.
>
> So for your shiny examples, you always have to use \dontrun{}.
> Cheers
> Joris
>
> On Mon, Nov 19, 2018 at 3:14 PM L Rutter <lindsayannerutter using gmail.com> wrote:
>>
>> Hello all:
>>
>> R CMD check does not complete for my package and halts at the line "*
>> checking examples ..." I suspect the halting is due to @examples
>> hanging in certain R/foo.R files, where shiny::runApp() is called for
>> a shiny app located in a separate directory in this type of format:
>>
>> appDir <- system.file("shiny-examples", "plotLitreApp", package = "bigPint")
>> shiny::runApp(appDir, display.mode = "normal")
>>
>> I suspect this is the problem because I previously had \dontrun{}
>> around my @examples that used shiny apps and R CMD check worked fine.
>> When I run the example code for these shiny apps directly into R, the
>> shiny app works no problem. An example of one such R/foo.R file
>> causing this hanging problem is located in the developing package at:
>>
>> https://github.com/lrutter/bigPint/blob/master/R/plotLitreApp.R
>>
>> Any advice on how to successfully use the @examples for this script
>> and not halt R CMD check would be much appreciated!
>>
>> Thank you!...
>> Lindsay
>>
>> ______________________________________________
>> R-package-devel using r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-package-devel
>
>
>
> --
> Joris Meys
> Statistical consultant
>
> Department of Data Analysis and Mathematical Modelling
> Ghent University
> Coupure Links 653, B-9000 Gent (Belgium)
>
> tel: +32 (0)9 264 61 79
> -----------
> Biowiskundedagen 2017-2018
> http://www.biowiskundedagen.ugent.be/
>
> -------------------------------
> Disclaimer : http://helpdesk.ugent.be/e-maildisclaimer.php