Thanks for the input. I don't think this will help either since it still requires you know the error occurred in foo. I settled on passing the call to error:
error <- function(..., call) {} foo <- function() error("some error", call = match.call()) Thanks, --sundar Martin Morgan said the following on 5/31/2007 7:51 AM: > Hi sundar -- > > maybe > >> myerr <- function(err) err$call >> foo <- function() stop() >> tryCatch({ foo() }, error=myerr) > foo() > > suggests a way to catch errors without having to change existing code > or re-invent stop? > > Martin > > > Sundar Dorai-Raj <[EMAIL PROTECTED]> writes: > >> Hi, Vladimir, >> >> Sorry, didn't see this reply. .Traceback <- NULL doesn't work because of >> the warning in ?traceback. >> >> Warning: >> >> It is undocumented where '.Traceback' is stored nor that it is >> visible, and this is subject to change. Prior to R 2.4.0 it was >> stored in the workspace, but no longer. >> >> Thanks, >> >> --sundar >> >> Vladimir Eremeev said the following on 5/31/2007 5:10 AM: >>> >>> Vladimir Eremeev wrote: >>>> Does >>>> tail(capture.output(traceback()),n=1) >>>> do what you want? >>>> >>>> that is >>>> >>> Hmmm... Seems, no... >>> >>> Having the earlier error() definition and >>> >>> bar<-function() error("asdasdf") >>> ft<-function() bar() >>> >>> >>> >>>> ft() >>> I get in the tcl/tk window: >>> >>> Error in bar(): asdasdf >>> >>>> bar() >>> I get in the tcl/tk window: >>> >>> Error in ft(): asdasdf >>> >>>> I get in the tcl/tk window: >>> Error in bar(): asdasdf >>> >>> Some kind of the stack flushing is needed. >>> .Traceback<-NULL did not help >> ______________________________________________ >> R-help@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 >> and provide commented, minimal, self-contained, reproducible code. > ______________________________________________ R-help@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 and provide commented, minimal, self-contained, reproducible code.