class Gem::Indexer

def initialize(directory, options = {})
  require 'fileutils'
  require 'tmpdir'
  require 'zlib'
  unless defined?(Builder::XChar) then
    raise "Gem::Indexer requires that the XML Builder library be installed:" +
          "\n\tgem install builder"
  end
  options = { :build_modern => true }.merge options
  @build_modern = options[:build_modern]
  @dest_directory = directory
  @directory = File.join(Dir.tmpdir, "gem_generate_index_#{$$}")
  marshal_name = "Marshal.#{Gem.marshal_version}"
  @master_index = File.join @directory, 'yaml'
  @marshal_index = File.join @directory, marshal_name
  @quick_dir = File.join @directory, 'quick'
  @quick_marshal_dir = File.join @quick_dir, marshal_name
  @quick_marshal_dir_base = File.join "quick", marshal_name # FIX: UGH
  @quick_index = File.join @quick_dir, 'index'
  @latest_index = File.join @quick_dir, 'latest_index'
  @specs_index = File.join @directory, "specs.#{Gem.marshal_version}"
  @latest_specs_index =
    File.join(@directory, "latest_specs.#{Gem.marshal_version}")
  @prerelease_specs_index =
    File.join(@directory, "prerelease_specs.#{Gem.marshal_version}")
  @dest_specs_index =
    File.join(@dest_directory, "specs.#{Gem.marshal_version}")
  @dest_latest_specs_index =
    File.join(@dest_directory, "latest_specs.#{Gem.marshal_version}")
  @dest_prerelease_specs_index =
    File.join(@dest_directory, "prerelease_specs.#{Gem.marshal_version}")
  @files = []
end