The purpose of the neuroc.sysreq package is to provide a list of formatted system requirements for a package using a recursive dependency tree.
You can install neuroc.sysreq from github with:
# install.packages("devtools")
remotes::install_github("adigherman/neuroc.sysreq")neuroc.sysreq::get_all_sysreqs('neuroconductor/fslr')