# File lib/rubygems/indexer/abstract_index_builder.rb, line 28 def build FileUtils.mkdir_p @directory unless File.exist? @directory raise "not a directory: #{@directory}" unless File.directory? @directory file_path = File.join @directory, @filename @files << file_path File.open file_path, "wb" do |file| @file = file start_index yield end_index end cleanup ensure @file = nil end