[Rd] package.skeleton.S4

Duncan Murdoch murdoch at stats.uwo.ca
Sat Apr 5 19:01:27 CEST 2008


Christophe Genolini wrote:
> Am I suppose to repport only but, or can I also make some comments?
> Well, I guess if I am not suppose to comment, it is easy to ignore them...
>   

Both bug reports and comments are welcome.  Bug reports should get 
action; comments may or may not.  Both should get attention as long as 
they are put together reasonably.

> Concerning the help file, some other examples might be a good complement 
> to the existing one.
>
> --- 8< ------------------
> \examples{
> require(stats)
> ## two functions and two "data sets" :
> f <- function(x,y) x+y
> g <- function(x,y) x-y
> d <- data.frame(a=1, b=2)
> e <- rnorm(1000)
>
> # using list will create one file for each function
> package.skeleton(name="mypkg",list=c("f","g","d","e"))
>
>
> ### Using a file :
> sink("myPack2.r")
> cat("
>     f2 <- function(x,y) x*y
>     d2 <- data.frame(a=rnorm(10),b=1:10)
> ")
> sink()
>
> # using code_files will copy the file
> package.skeleton(name="mypkg2",code_files="myPack2.r")
>
> ### Dealing with S4 :
> sink("myPack3.r")
> cat("
>     setClass('A',representation(x='numeric'))
>     
> setMethod('print','A',function(x){cat('AAA',x at x,'AAA');return(invisible())})
> ")
> sink()
> package.skeleton(name="mypkg3",code_files="myPack3.r")
>
> ### function or variable starting with . (dot) are hidden (see NAMESPACE)
> .h <- function(x,y) x/y
> package.skeleton(name="mypkg4",list=c("f","g","d","e",".h"))
> }
> --- 8< ------------------
>
>
> Concerning the package construction:
> after running package.skeleton, we (low level user) migth expect R CMD 
> check and R CMD build to compile
> It is not the case because of an error and some warnings.
>
> Here is the error :
>     Examples failed
>
> May be some '#' can be put in the example code to prevent it from failling?
>
> The warnings are :
>     ~kwd1 is not a keyword
>     duplicated alias for myMethod,AA-method
>     missing link()
>     Unaccounted top-level text
>
>     for french people, some "é" and "è" provoque warnings as well.
>
>
> Christophe
>



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