Implementing a state machine in scala DSL

I had a bit of fun in the past few days writing a telnet server implementation in #scala. Part of that was implementing a state machine, which I then cleaned up so the definitions are simple.

The rest of this post was moved to:
http://www.coolscala.com/wiki/Cool_Scala/Implementing_a_state_machine_in_scala_DSL
and
http://www.coolscala.com/wiki/Cool_Scala/Implementing_the_Telnet_state_machine