[Rd] What is the best way to determine the version of an `.rds`?
tom@@@k@||ber@ @end|ng |rom gm@||@com
Wed Aug 21 09:47:50 CEST 2019
Now infoRDS() reports all the meta-data from
On 7/15/19 12:01 PM, Jennifer Bryan wrote:
> I am writing a test that consults the serialization version of an `.rds`
> An attractive way to get this is:
> tools:::get_serialization_version() # reports just version
> which calls
> .Internal(serializeInfoFromConn() # reports much more
> but neither is truly exported for public use.
> Is there an official, exported way to get the serialization version? It is
> possible to get this information with R code yourself, but it doesn't feel
> very elegant.
> If not, could we have this? It's pretty easy these days to acquire a
> version 3 file, without real intent, which risks making the package require
> R >= 3.5.
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