def parse_paths(paths)
      if paths
        paths.split(File::PATH_SEPARATOR).map do |path|
          Pathname.new(path)
        end
      else
        []
      end
    end
def parse_paths(paths)
      if paths
        paths.split(File::PATH_SEPARATOR).map do |path|
          Pathname.new(path)
        end
      else
        []
      end
    end
Parses a String containing multiple paths.

 @return [Array<Pathname>]
   The multiple paths.