Displaying 3 results from an estimated 3 matches for "altwrapp".
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altwrapper
2019 Aug 12
1
ALTREP package interaction with testthat
Hi
I found a weird problem in testthat while working with an ALTREP package.
The package name is AltWrapper. My ALTREP serialize function is called even
when I'm trying to serialize a non-ALTREP object. Here is an example
```
context("altrep")
length_func<-function(x){
return(length(x))
}
setAltClass(className = "test", classType = "real")
setAltMethod...
2019 Jul 18
0
ALTREP wrappers and factors
...XP, the C++ function
should be placed at the end of your *matter:::as.altrep *function. I don't
know if there is any simpler way to do that and I'll be happy to see any
opinion.
Also, I notice that you are using ALTREP to create a wrapper for your
*matter_vec *class. I'm an author of AltWrapper package and the package is
able to define an ALTREP in pure R level, it is capable to add an attribute
to ALTREP object when creating the object and has a correct reference
number. The simplest example would be
*CODE*
```
library(AltWrapper)
inspectFunc <- function(x) cat("Altrep object\...
2019 Jul 17
2
ALTREP wrappers and factors
Hello,
I?m experimenting with ALTREP and was wondering if there is a preferred way to create an ALTREP wrapper vector without using .Internal(wrap_meta(?)), which R CMD check doesn?t like since it uses an .Internal() function.
I was trying to create a factor that used an ALTREP integer, but attempting to set the class and levels attributes always ended up duplicating and materializing the