compress

# File activesupport/lib/active_support/gzip.rb, line 32
    def self.compress(source, level = Zlib::DEFAULT_COMPRESSION, strategy = Zlib::DEFAULT_STRATEGY)
      output = Stream.new
      gz = Zlib::GzipWriter.new(output, level, strategy)
      gz.write(source)
      gz.close
      output.string
    end