SignalAndMessage

A pair (signal, message). When instantiated, this provides a list of all possible (signal, message) pairs needed for constructing signal plans. Pairs that are not in the list are disallowed.

SignalAndMessage

A pair (signal, message). When instantiated, this provides a list of all possible (signal, message) pairs needed for constructing signal plans. Pairs that are not in the list are disallowed.