View source: R/tar_branch_index.R
tar_branch_index | R Documentation |
Get the integer indexes of individual branch names within their corresponding dynamic branching targets.
tar_branch_index(names, store = targets::tar_config_get("store"))
names |
Character vector of branch names. |
store |
Character of length 1, path to the
|
A named integer vector of branch indexes.
Other branching:
tar_branch_names()
,
tar_branches()
,
tar_pattern()
if (identical(Sys.getenv("TAR_EXAMPLES"), "true")) { # for CRAN
tar_dir({ # tar_dir() runs code from a temp dir for CRAN.
tar_script({
library(targets)
library(tarchetypes)
list(
tar_target(x, seq_len(4)),
tar_target(y, 2 * x, pattern = map(x)),
tar_target(z, y, pattern = map(y))
)
}, ask = FALSE)
tar_make()
names <- c(
tar_meta(y, children)$children[[1]][c(2, 3)],
tar_meta(z, children)$children[[1]][2]
)
names
tar_branch_index(names) # c(2, 3, 2)
})
}
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