[R] Output of warnings inside the source function

[Uwe Ligges]

Arkady Sherman wrote:

> Hello, all.
> There is a problem to get an output of warnings() function to sink in a 
> file specified.
> There are to files
> 
> 1. File "test" with content:
> 
> source("test_foo",local=T)
> 
> 2. and file "test_foo" with content:
> 
> options(warn = 1)
> sink("c:/temp/foo.txt",append=F)
> warning("Foo warning")
> warnings()
> sink()
> 
> 3. If I run R as
> 
> "c:\Program Files\R\rw2011\bin\R.exe" --no-save < test > out.txt
> 
> the file "c:/temp/foo.txt" will contain nothing.
> But I'd like it should contain the warning message "Foo warning".
> Is the behavior a bug of R or there is another way to get it working.

See ?sink how to handle messages such as warnings.

Uwe Ligges


>          Thanks in advance, Alex
> 
> ______________________________________________
> R-help at stat.math.ethz.ch mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html