Get the name of the target currently running.
Arguments
- default
Character, value to return if
tar_name()is called on its own outside atargetspipeline. Having a default lets users run things withouttar_make(), which helps peel back layers of code and troubleshoot bugs.
Value
Character of length 1. If called inside a pipeline,
tar_name() returns name of the target currently running.
Otherwise, the return value is default.
See also
Other utilities:
tar_active(),
tar_backoff(),
tar_call(),
tar_cancel(),
tar_definition(),
tar_described_as(),
tar_envir(),
tar_format_get(),
tar_group(),
tar_path(),
tar_path_script(),
tar_path_script_support(),
tar_path_store(),
tar_path_target(),
tar_source(),
tar_store(),
tar_unblock_process()
Examples
tar_name()
#> [1] "target"
tar_name(default = "custom_target_name")
#> [1] "custom_target_name"
if (identical(Sys.getenv("TAR_EXAMPLES"), "true")) { # for CRAN
tar_dir({ # tar_dir() runs code from a temp dir for CRAN.
tar_script(tar_target(x, tar_name()), ask = FALSE)
tar_make()
tar_read(x)
})
}