use_directory() creates a directory (if it does not already exist) in the
project's top-level directory. This function powers many of the other use_
functions such as use_data() and use_vignette().
use_directory() creates a directory (if it does not already exist) in the
project's top-level directory. This function powers many of the other use_
functions such as use_data() and use_vignette().