Nothing
`getCall` <-
function(call,n.obs){
fun<-as.character(call$err.fun)
dots<-call$"..."
if(is.null(dots))
return(paste(fun,"(",n.obs,")",sep=""))
le<-sapply(dots,length)
if(any(le>1))
dots[le>1]<-"..."
tmp<-paste(names(dots),dots,sep=" = ",collapse=", ")
paste(fun,"(",n.obs,", ",tmp,")",sep="")
}
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