The build system rolled up R-4.0.2.tar.gz (codename "Taking Off Again") this
morning.
The list below details the changes in this release.
You can get the source code from
http://cran.r-project.org/src/base/R-4/R-4.0.2.tar.gz
or wait for it to be mirrored at a CRAN site nearer to you.
Binaries
Hi Yihui,
list.files() returns file names converted to native encoding by Windows,
so one needs to use only characters representable in current native
encoding for file names. If one wants to be safe, it makes sense to be
much stricter than that (only ASCII, and only a subset of it, there is a
Currently, when mget() is used to get the value of a function's argument
with no default value and no value in the call it returns the empty name
(R_MissingArg). Is that the right thing to do or should it return
'ifnotfound' or give an error?
E.g.,
> a <- (function(x) { y <- "y from function's en
At first I thought this was more or less correct, because
> f = function(x) { y <- mget("x")[[1]]; missing(y)}
> f()
[1] TRUE
reflects the actual "value" of x, but then at the very least this
> f = function(x) { y <- mget("x")[[1]]; y}
> f()
*Error in f() : argument "y" is missing, with no
