class Gem::RequestSet::Lockfile

def add_PATH out, path_requests # :nodoc:
  return if path_requests.empty?
  out << "PATH"
  path_requests.each do |request|
    directory = File.expand_path(request.spec.source.uri)
    out << "  remote: #{relative_path_from directory, @gem_deps_dir}"
    out << "  specs:"
    out << "    #{request.name} (#{request.version})"
  end
  out << nil
end