[R] Dumping functions to RCS

[Uwe Ligges]

"F.Tusell":
> 
> To keep track of an ongoing  programming project, I would like to dump
> all my  functions to individual  ASCII files named xxx.R,  yyy.R, etc.
> Presently I do  so manually in order to use RCS  (on a Linux machine),
> so I can keep track of all versions, differences, snapshots, etc.
> 
> Is  there any  easy way  to  dump all  functions in  the workspace  to
> individually named files? Thank you very much for any ideas.

This should work:

  my.funs <- names((x <- sapply(ls(),
function(y){is.function(get(y))}))[x==TRUE]) 
  for(i in 1:length(all.funs))
      dump(list=(temp <- my.funs[i]), fileout=paste(temp, ".R"))

(in .....fileout=paste(.)....) you could specify the path additionally)

Regards, 
Uwe Ligges
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