[R] do.call, browser and traceback

[Sigbert Klinke]

Hi,

I run in the same problem, as discussed in 2006. Is there any solution 
by now?

Sigbert

Am 23.02.06 um 20:39 schrieb hadley wickham:
>> Did you mean that?  Both are errors.  Perhaps
>>
>> f <- function(...) browser()
>> do.call(f, mtcars)
> 
> Sorry, yes, that is what I meant.
> 
>> What is being used is
>>
>>          Rprintf("Called from: ");
>>          PrintValueRec(cptr->call,rho);
>>
>> in src/main/main.c.  We could certainly allow an option to limit the
>> deparse length, but I have to say that quite often the useful information
>> is well down the list of arguments.  There is currently no user control.
> 
> It would be nice to have some user control - I find the first 100
> characters or so is usually sufficient, especially when the real
> problem is further down the stack.  It is a real pain when you have
> used do.call with a 10,000 row dataframe - and then it is basically
> impossible to find the problem by manual inspection anyway.  Even
> limiting to 1000 characters would be a big improvement.
> 
> Hadley
> 
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