[Rd] source and textConnection

Duncan Murdoch murdoch at stats.uwo.ca
Thu Oct 22 14:22:31 CEST 2009


On 10/22/2009 7:21 AM, Erich Neuwirth wrote:
> Using todays freshly downloaded compiled version of R-2.10.0 beta
> let me pose this question once again:
> 
>>> myconn<-textConnection("print(11*11)")
>>> source(myconn)
> produces
>> [1] 121
>> Warning message:
>> In source(myconn) : argument 'encoding = "native.enc"' will be ignored
> 
> So I get a warning about a default parameter value I did not use myself.
> This is somewhat strange.
> Up to 2.9.2 this warning did not show up,
> and 2.9.2 also has the encoding parameter.
> 
> source(myconn,encoding="unknown")
> does not produce a warning.
> 
> Will it remain like this?
> I am asking because then I have to adapt a certain mechanism in RExcel.
> 
> 

I think this is a bug, but it may not be serious enough to fix during 
code freeze, so there's a good chance it will remain in 2.10.0, but 
hopefully not in later releases.

I'll take a look today.

Duncan Murdoch



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