# File lib/rubygems/util.rb, line 24
def self.gzip(data)
require 'zlib'
require 'rubygems/util/stringio'
zipped = Gem::StringSink.new
zipped.set_encoding Encoding::BINARY if Object.const_defined? :Encoding
Zlib::GzipWriter.wrap zipped do |io| io.write data end
zipped.string
end