path(system, site, home, gems, *extra_dirs)
public
Returns existing directories from the selected documentation directories as
an Array.
See also ::each
# File lib/rdoc/ri/paths.rb, line 89
def self.path(system, site, home, gems, *extra_dirs)
path = raw_path system, site, home, gems, *extra_dirs
path.select { |directory| File.directory? directory }
end