public void UpdateFromConnectedInput(VariableReference connectedInput)
{
_inputVariables.Add(connectedInput);
Lifetime inputLifetime = connectedInput.Lifetime;
switch (_state)
{
case State.NoVariableSeen:
if (!inputLifetime.IsBounded ||
inputLifetime.DoesOutlastDiagram(_parentDiagram) ||
inputLifetime.IsDiagramLifetime(_parentDiagram))
{
_state = State.LifetimeCannotBeTerminated;
return;
}
_state = State.VariablesInLifetimeRemaining;
CommonLifetime = inputLifetime;
break;
case State.VariablesInLifetimeRemaining:
case State.AllVariablesInLifetimeTerminated:
if (inputLifetime != CommonLifetime)
{
_state = State.InputLifetimeIsNotUnique;
CommonLifetime = null;
}
break;
case State.LifetimeCannotBeTerminated:
case State.InputLifetimeIsNotUnique:
break;
}
}
