, an
exportMethods(foo) directive does not re-export the foo
generic. I find it confusing that exportMethods sometimes
exports the generic and sometimes not. The generic can be
re-exported using export().
+ seth
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Seth Falcon | Computational Biology | Fred Hutchinson Cancer
available, I don't see why an R package should not be
able to provide an analogous plugin mechanism of its own.
+ seth
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Seth Falcon | Computational Biology | Fred Hutchinson Cancer Research Center
http://bioconductor.org
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to be that the mget generic is not found -- but I find
it confusing that selectMethod works here.
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whether it
errored out or not and set action based on that.
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. BioC packages are developed for a particular R
release and in general I would not expect BioC packages developed
older R's to work with current R's.
+ seth
--
Seth Falcon | Computational Biology | Fred Hutchinson Cancer Research Center
http://bioconductor.org
Update:
Seth Falcon [EMAIL PROTECTED] writes:
And for me it does.
Almost. With a clean package library, I end up with an error
installing matchprobes because library.dynam can't find a shared
library called matchprobes_1.8.0. Since other packages that have
native code are installing
this for the release and devel versions of
matchprobes.
(That's not an uncommon mistake, BTW: EBarrays, puma and twilight of
BioC seem to share it.)
Indeed. I will contact the maintainers of those packages.
+ seth
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Seth Falcon | Computational Biology | Fred Hutchinson Cancer Research Center
http
. And I'm
guessing that Matrix works with the release, but haven't had time to
check this.
+ seth
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Prof Brian Ripley [EMAIL PROTECTED] writes:
Seems sensible, but 2.5.0 is in feature freeze and it is possible that
someone has relied on this.
I've added this (and a \value section to the help file) for R-devel.
Excellent. Thank you.
+ seth
--
Seth Falcon | Computational Biology | Fred
methods if TRUE. It will fail if the name space is in use by another
package.
+ seth
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class(vv)
[1] matrix
typeof(vv)
[1] list
vv[1, 1]
[[1]]
[1] 1
vv[1, ]
[[1]]
[1] 1
[[2]]
[1] 7
[[3]]
[1] 13
[[4]]
[1] 19
+ seth
--
Seth Falcon | Computational Biology | Fred Hutchinson Cancer Research
of a vector of S4 objects. There
you could ensure they are all the same type.
+ seth
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hadley wickham [EMAIL PROTECTED] writes:
That's rather a contrived example. In practice, you would create a
list containing the same type of objects. eg:
Yes, great. But when you have code that is expecting a matrix
argument, you can't know what you are going to get. I suspect there
is a
as.integer eval eval
storage.mode-
tracemem[0x1fa6808 - 0x2c26b18]: as.integer.default as.integer eval eval
storage.mode-
tracemem[0x2c26b18 - 0x2c26a88]: storage.mode-
+ seth
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Seth Falcon | Computational Biology | Fred Hutchinson Cancer Research Center
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that
checks if(OPTIONS$debug) and does something different.
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Peter Dalgaard [EMAIL PROTECTED] writes:
I have just committed my variation of Seth's patch, so please check the
current r-devel too.
Thanks, Peter. And I agree that your variation is cleaner.
--
Seth Falcon | Computational Biology | Fred Hutchinson Cancer Research Center
http
]:
x2 - frob2(5L)
tracemem(x2)
[1] 0x3de8140
x2[1L] - 5L
Best Wishes,
+ seth
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++ methods.
If this is possible, does there exist an example?
The S4 object system is generic function based. Methods are not
contained inside classes.
You can define a generic 'myfunction' and then define methods for
BaseClass and DerivedClass.
+ seth
--
Seth Falcon | Computational Biology | Fred
, seems like it should be
possible.
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in. It is an odd
thing to do in a validity method.
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Robin Hankin [EMAIL PROTECTED] writes:
Hello everyone
Suppose I have an S3 class dog and a function plot.dog() which
looks like this:
plot.dog - function(x,show.uncertainty, ...){
do a simple plot
if (show.uncertainty){
perform complicated combinatorial stuff that takes 20
Herve Pages [EMAIL PROTECTED] writes:
So apparently here extracting with dat[i, ] is 300 times faster than
extracting with dat[key, ] !
system.time(for (i in 1:100) dat[1, ])
user system elapsed
12.680 0.396 13.075
system.time(for (i in 1:100) dat[1, ])
user system elapsed
cstrato [EMAIL PROTECTED] writes:
Thank you for your fast answer.
Sorrowly, I don´t know how to use a debugger on MacOS X, I am using
old-style print commands.
You should be able to use gdb on OS X (works for me, YMMV). So you
could try:
R -d gdb
run
# source a script that
Jörg Beyer [EMAIL PROTECTED] writes:
Hello all,
I'd like to report a problem related to S4 classes.
Platform:
Mac G4/400 PCI (PPC-architecture)
Mac OS 10.4.8
R 2.4.1 for Mac OS X (CRAN binary, 2006-12-19) w/ R.app 1.18
I see the same thing using a fairly recent R-devel:
Thomas Petzoldt [EMAIL PROTECTED] writes:
Hello,
apologies if I missed something well known. I'm just revising an own
package and wonder if it is still common to use generating
functions which have the same name as the corresponding S4 class as
suggested by Chambers, 2001. Classes and
Thomas Petzoldt [EMAIL PROTECTED] writes:
One odd thing I found was that initialize does obviously not allow to
incorporate additional named parameters which are not slots.
?! Does for me:
setClass(FOO, representation(x=numeric))
[1] FOO
setMethod(initialize, FOO,
Stephen Pope [EMAIL PROTECTED] writes:
With:
R version 2.4.1 Patched (2007-01-22 r40548)
rep is missing from methods:::.BasicFunsList, causing
methods:::genericForPrimitive(rep) to fail, which in turn causes
setMethod(rep, ...) to fail. (setGeneric(rep) of course fails as it
should,
Thomas Petzoldt [EMAIL PROTECTED] writes:
Your example works but one can not arbitrarily mix slots, other named
arguments and the default callNextMethod(). The documentation states:
... Data to include in the new object. Named arguments correspond
to slots in the class definition.
And this
Oleg Sklyar [EMAIL PROTECTED] writes:
As Tony correctly writes one can generally use nargs() to get the number
of arguments, and this works for [(x,i,j,...,drop) method as well. The
problem I had with the EBImage where I could not distinguish between
x[index] and x[index,,] is that somehow
Hi,
A recent change has R failing to compile (for me) on ppc OSX 10.4.8 like this:
../../../../R-devel/src/main/datetime.c: In function `reset_tz':
../../../../R-devel/src/main/datetime.c:511: error: void value not ignored as
it ought to be
I suspect there is some sort of configure magic that
The documentation for unlist says:
By default, 'unlist' tries to retain the naming information
present in 'x'. If 'use.names = FALSE' all naming information is
dropped.
Hence, I find it odd that I see the following:
b - list(highway1=1:5)
unlist(b)
highway11
Michael Braun [EMAIL PROTECTED] writes:
Suppose I want to compute the log density of a multivariate normal
distribution using C code and the gsl library. My R program is:
dyn.load(mvnorm-logpdf.so)
x-c(0,0,0,0,0,0)
mu-c(0,0,0,0,0,0)
sig-diag(6)
print(sig)
Ross Boylan [EMAIL PROTECTED] writes:
I would like to preserve the values of all the arguments to a function
in a results object.
foo - function(a, b=1)
foo(x, 3)
match.call() looks promising, but it records that a is x, while I want
the value of x (in the calling frame). Also, if
Ben Bolker [EMAIL PROTECTED] writes:
I'm trying to add arguments to the AIC method
for some classes -- things like
weights=TRUE to calculate AIC weights
corr=TRUE, nobs to calculate AICc
delta=TRUE to put a delta-AIC column in the output.
The problem is that AIC is defined as
Martin Maechler [EMAIL PROTECTED] writes:
Hi Seth,
Could you live with typing 'i=T' (i.e. ignore.case=TRUE)?
I can live with my ~/.Rprofile, I suppose. :-)
In principle, I'd like to keep the default as ignore.case=FALSE,
since we'd really should teach the users that R
*is* case
Tamas K Papp [EMAIL PROTECTED] writes:
On Wed, Dec 13, 2006 at 03:05:46PM -0800, Robert Gentleman wrote:
e1 = new.env(hash=TRUE)
e1[[1]] = whateveryouwant
ie. just transform to characters, but I don't see why you want to do
that - surely there are more informative names to be used -
Hello all,
I've had the following apropos alternative in my ~/.Rprofile for some
time, and have found it more useful than the current version.
Basically, my version ignores case when searching.
If others find this useful, perhaps apropos could be suitably patched
(and I'd be willing to create
Kurt wrote:
This is not enhancing the way it is currently implemented, which is
allowing for the possibility to provide S3 or S4 methods for classes
from another package without actively suggesting it (thus enhancing
it).
By provide an S4 method for a class, I guess you mean define a method
Byron Ellis [EMAIL PROTECTED] writes:
Hi All,
I find myself wondering if there is a canonical means of achieving the
multiple-dispatch version of 'super'? Specifically, I have a set of
classes
A, B, X and Y where B extends A
and a method Foo with the signature (X,A,Y) and I'd like to
Ross Boylan [EMAIL PROTECTED] writes:
That answers my question. The meaning was if foo is an S3 method,
should one avoid defining foo as an S4 method. And the answer is
no, it's OK. I assume one should strive to use the same argument
names, although since S3 methods don't need to use the
Duncan Murdoch [EMAIL PROTECTED] writes:
There have been a couple of requests to set the keep.source default to
FALSE (i.e. not to enable the new behaviour), so I've done that.
Thank you. That is much appreciated.
Hopefully the code will still be exercised enough that we can have
Hi Duncan, all,
Duncan Murdoch [EMAIL PROTECTED] writes:
This is now committed.
I used keep.source, exactly the same as the option() that controls this
behaviour in other places.
I decided to set the default to TRUE. This means vignettes will all
look different in R-devel.
I'd really
Ricardo Rios [EMAIL PROTECTED] writes:
I have a source code in C, it use the function lang2 ,does somebody
know what does this function do. Thanks in advance.
It creates a language list. This is a Lisp-style pair list. A common
use of it is to build a function call to pass to eval.
+ seth
Tom McCallum [EMAIL PROTECTED] writes:
After getting one list done, I am now struggling to form a data frame in C.
I tried to do a list of lists which gives me :
$NA
$NA[[1]]
[1] BID
$NA[[2]]
[1] 0.6718
[snip]
and then as.data.frame them in R but this gives me
One approach is to
Prof Brian Ripley [EMAIL PROTECTED] writes:
NewEnvironment is currently exposed as Rf_NewEnvironment.
R_NewHashedEnv is currrently hidden, but I'll unhide it. It does not
need a further prefix.
Thank you. Could someone provide a bit more detail on how to
determine if a given function in R's
Hi,
I just updated to svn rev 39899 on a SuSE 10.1/x86_64 system and I get
the following error when configuring R:
checking for X... libraries /usr/X11R6/lib64, headers /usr/X11R6/include
checking for gethostbyname... yes
checking for connect... yes
checking for remove... yes
checking for
Hi,
I would like to be able to create new environments from package C
code. AFAICT, this isn't allowed since both NewEnvironment and
R_NewHashedEnv are declared in Defn.R.
If exposing this isn't controvertial, I would submit a patch.
However, I'm not sure where the declarations should go
Prof Brian Ripley [EMAIL PROTECTED] writes:
type2char is itself a fairly recent addition (there is also type2str,
which is older) that I found useful for improving messages in R
itself.
I have not encountered such a need in package code, but the function
is exported.
This is not a request
Hi,
Is there an alternative to type2char that is available for use in
package code? It would be useful for producing more informative error
messages.
+ seth
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Pfaff, Bernhard Dr. [EMAIL PROTECTED] writes:
Sorry, to bother the list one more time: but the following worked at
least for 'urca':
in NAMESPACE I now included explicitly:
import(methods)
a fix of the 'urca'-package will be uploaded to CRAN on the weekend.
Fritz, will this work for ypur
John Chambers [EMAIL PROTECTED] writes:
I haven't had a chance to verify these exact examples, but the likely
explanation is that loading the workspace does not cache the saved
methods. Assuming this is indeed what's happening, the workaround is to
cache them manually by the call:
Juan Santiago Ramseyer [EMAIL PROTECTED] writes:
install packages RMySQL fail.
System Fedora Core 6 x86_64
see down. It's bug or incomplete install MySQL?
You need to install the devel headers for MySQL. This should be
available as an rpm for your system.
+ seth
John Chambers [EMAIL PROTECTED] writes:
As I mentioned, this relates to writing methods for initialize().
Imagine someone else extends the class Ab, for which you wrote a
method. If they add slots to their class and you do not pass down ...
to callNextMethod(), then you have blocked users
Peter Dalgaard [EMAIL PROTECTED] writes:
Hmm...
as.character(v)
[1] NA NA NA
This does look like a leftover from times when there was no character
NA in the language. It is the kind of thing you need to be very
careful about fixing though. (I have a couple of scars from
as.character on
Seth Falcon [EMAIL PROTECTED] writes:
Perhaps:
R_FindNamespace(mkString(where))
Sorry, this won't help you for package-level code as this function is
part of the internal use only API. It would be nice to have access to
it or a similar function from C in package code
.
showMethods is very close to being that tool, but the interaction with
the method caching makes it confusing (until one has a solid
understanding of the method caching, but IMHO this isn't something a
user should need to know about if at all possible).
Best,
+ seth
--
Seth Falcon | Computational
Simon Urbanek [EMAIL PROTECTED] writes:
thanks, but this is not what I want (the symbols in the environment
are invisible outside) and it has nothing to do with the question I
posed: as I was saying in the previous e-mail the point is to have
exported variables in a namespace, but their
Hi,
The warning that was recently added to R-devel about unrecognized
escapes has been very helpful in identifying a number of incorrectly
specified regular expressions.
We are, however, seeing warning messages for Rd files that contiain
'\_' and I think that _is_ a recognized escape.
Can the
John Chambers [EMAIL PROTECTED] writes:
If showMethods() were extended in this way but consistent with its
behavior now, you would potentially get a mess (and do a lot of
computation). Any method with ANY in any element of its signature
qualifies (in particular, all default methods). And if
Roger D. Peng [EMAIL PROTECTED] writes:
I've encountered a (I think) related problem when using promises to load
relatively large datasets. For example something like
delayedAssign(x, getBigDataset())
runs into the same problem if you hit Ctrl-C while 'x' is being evaluated for
the
Peter Dalgaard [EMAIL PROTECTED] writes:
Er, do you have a minimal example showing the behaviour? It's not
quite clear whether you have this happening everywhere or only in
example sections, formulas or...?
Oups. The example I was looking at has \_ in a number of places in
the Rd files so
Seth Falcon [EMAIL PROTECTED] writes:
Peter Dalgaard [EMAIL PROTECTED] writes:
Er, do you have a minimal example showing the behaviour? It's not
quite clear whether you have this happening everywhere or only in
example sections, formulas or...?
Oups. The example I was looking at has
a function is redefined based on
available packages, for example.
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showMethods isn't reporting inherited methods when it is first
called. The methods are there and after calling them, showMethods
gives the right output.
Here is an example (using R-devel r39647):
setClass(A, representation(x=numeric),
prototype=list(x=1))
setClass(B, contains=A,
Steven McKinney [EMAIL PROTECTED] writes:
Running R2.4.0 on Apple Mac OS X 10.4.8,
in Emacs ESS mode, and also R.app.
In an attempt to learn a bit more about
a particular method (geneNames in package affy)
I invoked
getMethods(geneNames)
which produced geneNames methods, but not the
functions
will see the corrected version and some the original if they just
use fix().
Explaining this concept to students could be difficult, but don't they
need to understand this namespace concept when they modify functions?
+ seth
--
Seth Falcon | Computational Biology | Fred Hutchinson
Hi,
Reading help(Documentation), I'm led to believe that a help call
like:
?myFun(x, sqrt(wt))
Will search for help on the appropriate method in the case that myFun
is generic. This isn't working for me. Here is an example using the
Biobase package:
## If Biobase is not installed
Peter Dalgaard [EMAIL PROTECTED] writes:
Herve Pages [EMAIL PROTECTED] writes:
Dear list,
The last R-devel snapshot (2006-10-03) is an empty tarball:
ftp://ftp.stat.math.ethz.ch/Software/R/
We know... make dist was broken for a while. The unstable
development version will occasionally
Martin Maechler [EMAIL PROTECTED] writes:
a - list(b=5)
a[['b']]
Herve [1] 5
a[[t-'b']]
Herve Nothing gets printed!
Yes, but that is not really much related to [[
but rather to - which momentarily turns off auto-printing.
Yes, not being related to [[ is exactly
Arne Henningsen [EMAIL PROTECTED] writes:
Hi,
I was really happy when I saw that in R version 2.3.0 R CMD check works for
packages whose package name is different from the directory name in which it
is located (see http://cran.r-project.org/src/base/NEWS).
Now, I can have branches of my
John Chambers [EMAIL PROTECTED] writes:
There is a point that needs to be remembered in discussions of
accessor functions (and more generally).
We're working with a class/method mechanism in a _functional_
language. Simple analogies made from class-based languages such as
Java are not
Patricia Bautista [EMAIL PROTECTED] writes:
Hi r-devel,
I am working on a R extension. I am writing the
function in C++, and in my function it is required a R
function object from the user. This R function object
will be evaluated thousand of times in my C++ code. I
generated the shared
difficult and IMO
this is in part a consequence of the more general (read more powerful)
generic function based system.
IOW, I think these are good questions. They are ones that I struggle
with and do not know of any truly satisfying answers.
Best,
+ seth
--
Seth Falcon | Computational Biology
for their final argument, but
the value has different meanings and types in different contexts.
Any suggestions or comments?
For accessors, I like to document them in the methods section of the
class documentation.
+ seth
--
Seth Falcon | Computational Biology | Fred Hutchinson Cancer Research
Hi,
In R version 2.4.0 beta (2006-09-24 r39502) I'm seeing the following
behavior with the tcltk package:
library(tcltk)
Loading Tcl/Tk interface ... done
tkfile.dir()
Error: 'tkfile.dir' is defunct.
Use 'tclfile.dir' instead.
See help(Defunct)
tclfile.dir
Error: object tclfile.dir not
[shameless plug]
Jean lobry [EMAIL PROTECTED] writes:
TimeConsumingCodeChunk1,eval=F=
x - rnorm(100)
...
@
I have \Sexpr{ifelse(exists(x), length(x), Ooops, I forgot
to evaluate TimeConsumingCodeChunk1)} elements in vector x.
For the case of TimeConsumingCodeChunks, another solution is
Martin Maechler [EMAIL PROTECTED] writes:
I think you should use the new DESCRIPTION field and say
'Enhances: rgl'
but I haven't checked if this prevents the warning, though I
think it should..
But is Rcmdr enhancing rgl or being enhanced by rgl?
:-( :-(
Hi,
namespaceImportFrom in base/R/namespace.R has the following:
fdef - methods:::getGeneric(genName, impenv)
The definition of getGeneric is in methods/R/RMethodUtils.R starts
with:
getGeneric -
## return the definition of the function named f as a generic.
##
##
Peter Dalgaard [EMAIL PROTECTED] writes:
..not to mention TeX comments inside Sexpr (e.g. %*%...). Skipping
lines with % as the first character might be a viable compromise
though.
+1. You could probably ignore any lines where the first
non-whitespace char is '%'. But if that seems to
Antonio, Fabio Di Narzo [EMAIL PROTECTED] writes:
2006/9/20, Seth Falcon [EMAIL PROTECTED]:
Peter Dalgaard [EMAIL PROTECTED] writes:
..not to mention TeX comments inside Sexpr (e.g. %*%...). Skipping
lines with % as the first character might be a viable compromise
though.
+1. You could
Hi,
Can someone help me understand why
substitute(function(a) a + 1, list(a=quote(foo)))
gives
function(a) foo + 1
and not
function(foo) foo + 1
The man page leads me to believe this is related to lazy evaluation of
function arguments, but I'm not getting the big picture.
Thanks,
+
Uwe Ligges [EMAIL PROTECTED] writes:
Currently, the main problems with many packages are missing *recent*
binaries (after the latest S4 changes) of BioC packages, hence many
dependencies may not be working. I do not want to compile the whole BioC
repository as well.
The Bioconductor build
Sean Davis [EMAIL PROTECTED] writes:
Seth Falcon wrote:
Peter Dalgaard [EMAIL PROTECTED] writes:
Henrik Bengtsson [EMAIL PROTECTED] writes:
This has been reported before on r-devel, e.g. May 9, 2006 [Rd] Seg
fault when installing package from bad repository.
It's happening
Henrik Bengtsson [EMAIL PROTECTED] writes:
Yes, there's been some problems with the Bioconductor server the last
few days, e.g. http://bioconductor.org/biocLite.R is not working
either. It was down on Monday night too and then it was not possible
to install any packages from them. I think
crash workaround from Seth Falcon
Sean: can you try just download.file with a URL that gives 404? Are
you running an R version prior to the above commit?
Bw,
+ seth
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Martin Maechler [EMAIL PROTECTED] writes:
Seth == Seth Falcon [EMAIL PROTECTED]
on Wed, 30 Aug 2006 07:06:24 -0700 writes:
Seth Kurt Hornik [EMAIL PROTECTED] writes:
An internal environment variable called
_R_CHECK_FORCE_SUGGESTS_
which controls
Kurt Hornik [EMAIL PROTECTED] writes:
An internal environment variable called
_R_CHECK_FORCE_SUGGESTS_
which controls this has been in place for quite some time now. One can
trivially add a Perl R CMD check configure variable for it. I am a bit
hesitant to add a --force-suggests cola to
Dirk Eddelbuettel [EMAIL PROTECTED] writes:
Now, while we're at it, Debian also has a field called Enhances: and IIRC
it provides a means to communicate a relationship 'the other way'. Ie a
package foo, rather than being 'pulled in' by a package bar via a Depends,
makes itself available to
Hi,
The .checkRversion helper function is defined twice in
available.packages. I'm pretty sure one definition will suffice.
Untested patch below.
+ seth
diff --git a/src/library/utils/R/packages.R b/src/library/utils/R/packages.R
index 0b84f02..5184992 100644
---
Henrik Bengtsson [EMAIL PROTECTED] writes:
I think it's more complicated than this. First of all, is it
mandatory for a package to be explicit about 'methods'? Second, there
are many packages that imports 'methods' implicitly via dependency of
other S4 packages, .e.g see many Bioconductor
Martin Maechler [EMAIL PROTECTED] writes:
I like the idea and will look into applying the patch
(note there's at least one typo which makes make check fail:
/priotiry/)
Great. Sorry for the typo, I've sent an update privately.
A propos:
A while back (in last summer?), we (some of R-core)
Duncan Murdoch [EMAIL PROTECTED] writes:
I think we need an option to R CMD check rather than a new field in the
DESCRIPTION. Currently a package could be mentioned for any of these
reasons:
1. To make functions, examples or vignettes work
2. To allow optional functionality in
Duncan Murdoch [EMAIL PROTECTED] writes:
On 8/29/2006 11:58 AM, Seth Falcon wrote:
I think there is an important distinction between a dependency needed
for the package to function and a dependency needed to demonstrate
said functionality via an example or vignette. The former is what
Hi all,
The write_PACKAGES function has a 'fields' argument that allows a user
generating a PACKAGES file to specify additional fields to include.
For symmetry, it would be nice for the available.packages function to
be able to read those extra fields when specified.
Similarly, it would be
John Chambers [EMAIL PROTECTED] writes:
When I was introducing the special type for S4 objects, my first
inclination was to have length(x) for those objects be either NA or an
error, along the lines that intuitively length(x) means the number of
elements in the vector-style object x.
Simon Urbanek [EMAIL PROTECTED] writes:
Yes, I see, thanks. Given that we supply universal binaries (=should
work on all supported archs), we could define mac.binary as macosx/
universal and mac.binary.xxx as macosx/xxx. The default would still
be mac.binary.
I like this idea.
I'm not
Martin Maechler [EMAIL PROTECTED] writes:
I agree you've found an infelicity in the current setup,
since
setClass(A, representation(x=numeric))
[1] A
getClass(A)@prototype
S4 Type Object
attr(,x)
numeric(0)
length(getClass(A)@prototype)
[1] 1
miguel manese [EMAIL PROTECTED] writes:
Hello,
I created an S3 type w/c is actually a list that should look like a
matrix but whose data is actually in an external file. The SEXP just
contains info on how to retrieve the data from the file. When I get to
the part of creating the SEXP, I
Gregor Gorjanc [EMAIL PROTECTED] writes:
Thank you for the reply! I appologize for not reading the latest
documentation - there was no word about droping names in 2.3.1. However,
I do wonder why simple fix (as shown in previous mail) is not OK.
I see value in unique() keeping names and from
Prof Brian Ripley [EMAIL PROTECTED] writes:
Those functions are messy (StringFromRaw was always private), and are
really just part of coerceVector and asInteger etc (which are the public
interface).
What RdbiPgSql does is not currently correct. It has
PROTECT(rowNames =
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