class CodeRay::Tokens

See GZip module.

speed and compression rate.
in most cases as it is a good compromise between
but the default value 7 should be what you want
You can configure the level of compression,

so it has an #undump method. See Tokens.load.
The returned String object includes Undumping

In addition, it is gzipped using GZip.gzip.
The dump is created with Marshal.dump;

in files or databases.
Dumps the object into a String that can be saved

def dump gzip_level = 7
  dump = Marshal.dump self
  dump = GZip.gzip dump, gzip_level
  dump.extend Undumping
end