An Extensible Dialogue Script for a Robot Based on Unification of State-Transition Models

Algorithm 2

fstate = $[]$

func checkisolatedstate_recur(stateid):

 for command in states(stateid).commands:

       if command.type == statetransition:

      if fstate(command.target) == 0:

     fstate(command.target) = 1

     checkisolatedstate_recur(command.target)

func checkisolatedstate(stateid):

 checkisolatedstate_recur(command.target)

 for state in states:

       if fstate(state) != 1

       detected = 1