def match_transition(name, from_state)
      find(name).find { |trans| trans.matches?(from_state) }
    end
def match_transition(name, from_state)
      find(name).find { |trans| trans.matches?(from_state) }
    end
Find transition without checking conditions

 @param [Symbol] name
   the event name

 @param [Symbol] from_state
   the transition from state

 @return [Transition, nil]
   returns transition, nil otherwise

 @api private