/// <returns>the input index of the input signal</returns>
public int PromoteAsInput(Signal signal)
{
AddSignal(signal);
if (!_inputs.Contains(signal))
{
InternalAddInput(signal);
}
return(_inputs.LastIndexOf(signal));
}
/// <returns>the output index of the output signal</returns>
public int PromoteAsOutput(Signal signal)
{
if (!_outputs.Contains(signal))
{
AddSignal(signal);
InternalAddOutput(signal);
RegisterOutputSignal(signal);
}
return(_outputs.LastIndexOf(signal));
}