Creates or update package-specific system files to compile .stan model
files found in inst/stan.
rstan_config(pkgdir = ".")Invisibly, whether or not any files were added/removed/modified by the function.
Path to package root folder.
The Stan source files for the package should be stored in:
inst/stan for .stan files containing instructions to
build a stanmodel object.
inst/stan/any_subfolder for files to be included via the
#include "/my_subfolder/mylib.stan" directive.
inst/stan/any_subfolder for a license.stan file.
inst/include for the stan_meta_header.hpp file, to be
used for directly interacting with the Stan C++ libraries.