Thanks. I was able to get them out via
cacheEnv[["varName"]]
- Dario.
---- Original message ----
>Date: Tue, 19 Oct 2010 22:14:14 -0700
>From: Martin Morgan <mtmor...@fhcrc.org>
>Subject: Re: [Rd] Loading Cached Weaver Objects
>To: d.strbe...@garvan.org.au
>Cc: r-devel@r-project.org, s...@userprimary.net
>
>On 10/19/2010 08:33 PM, Dario Strbenac wrote:
>> Hello,
>>
>> I'm looking for a way to extract objects from what gets created when I
>> Sweave with driver = weaver(). I found where the .Rdata objects are, but
>> when I load one into R, I don't see anything that looks like the objects
>> that were created in that code chunk.
>>
>>> load("/home/darstr/r_env_cache/2.11.0/AbsMeth_5/ac047940aaa9cf1a1ec09f1628b13381.RData")
>>> ls()
>> [1] "cacheEnv" "DEPS" "SESSION"
>>
>> What can I try next ?
>
>Hi Dario
>
>Probably useful to ask the maintainer
>packageDescription('weaver')$Maintainer. But from looking at the package
>code I see
>
>eval_and_cache <- function(sexpr, deps, cacheEnv, cachefile, quiet) {
> if (!quiet)
> cat(" COMPUTING... ", file=stderr())
> log_debug("computing...")
> ## We want to pick up inherited stuff during the eval. So no
> ## parent=emptyenv().
> eval(sexpr, envir=cacheEnv)
> DEPS <- deps
> SESSION <- sessionInfo()
> save(cacheEnv, DEPS, SESSION, file=cachefile)
> if (!quiet)
> cat("done.\n", file=stderr())
>}
>
>
>load_from_cache_env <- function(fromEnv, toEnv, hash, sym2hash, updated) {
> ## The 'updated' arg is a logical flag. TRUE indicates that
> ## syms in fromEnv were retrieved from cache but had to be
> ## recomputed because of a dependency mismatch. This is allows
> ## us to detect second order dependency mismatch where the
> ## expression doesn't change, but we've recomputed.
> syms <- ls(fromEnv)
> for (sym in syms) {
> assign(sym, fromEnv[[sym]], envir=toEnv)
> assign(sym, list(hash=hash, updated=updated), envir=sym2hash)
> }
>}
>
>so would guess that 'cacheEnv' is a environment that contains the result
>of evaluating the code in the chunk.
>
>Hope that helps,
>
>Martin
>
>>
>> --------------------------------------
>> Dario Strbenac
>> Research Assistant
>> Cancer Epigenetics
>> Garvan Institute of Medical Research
>> Darlinghurst NSW 2010
>> Australia
>>
>> ______________________________________________
>> R-devel@r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-devel
>
>
>--
>Computational Biology
>Fred Hutchinson Cancer Research Center
>1100 Fairview Ave. N. PO Box 19024 Seattle, WA 98109
>
>Location: M1-B861
>Telephone: 206 667-2793
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