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stopifnot(requireNamespace("Matrix" , quietly = TRUE)) # includes 'methods'
CAex <-
local({
load(system.file(file.path("external", "CAex_slots.rda"), package = "Matrix"))
## -> 'L'
r <- methods::new("dgCMatrix")
for (n in c("Dim", "i","p","x"))
methods::slot(r, n) <- L[[n]]
r
})
## The reverse { CAex |--> L } is
if(FALSE) {
sNms <- c("Dim", "i", "p", "x")
L <- lapply(sNms, function(N) slot(CAex, N)); names(L) <- sNms
save(L, file = "/u/maechler/R/Pkgs/Matrix/inst/external/CAex_slots.rda")
}
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