[R] determining a parent function name

[Vladimir Eremeev]

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
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