protected override void VisitSwitch <TChoice>(SwitchNode <TChoice> switchNode)
{
if (switchNode.Choice == null)
{
Result.AddError(switchNode, "Choice expression isn't set");
}
if (!switchNode.Cases.Any() && switchNode.DefaultCase == null)
{
Result.AddError(switchNode, "Switch contains no cases");
}
CheckSelfReference(switchNode, switchNode.DefaultCase);
var choices = new List <TChoice>();
bool hasDuplicates = false;
foreach (KeyValuePair <TChoice, IFlowNode> choiceToNode in switchNode.Cases)
{
CheckSelfReference(switchNode, choiceToNode.Value);
if (choices.Contains(choiceToNode.Key))
{
hasDuplicates = true;
}
choices.Add(choiceToNode.Key);
}
if (hasDuplicates)
{
Result.AddError(switchNode, "Switch has duplicate cases");
}
}
protected override void VisitSwitch <TChoice>(SwitchNode <TChoice> switchNode)
{
CheckIfNodeIsInsideBlock(switchNode.DefaultCase);
foreach (KeyValuePair <TChoice, IFlowNode> pair in switchNode.Cases)
{
CheckIfNodeIsInsideBlock(pair.Value);
}
}
protected override void VisitSwitch <TChoice>(SwitchNode <TChoice> switchNode)
{
AddReachable(switchNode.DefaultCase);
foreach (KeyValuePair <TChoice, IFlowNode> choiceToNode in switchNode.Cases)
{
AddReachable(choiceToNode.Value);
}
}
public IEnumerable <IFlowNode> VisitSwitch <TChoice>(SwitchNode <TChoice> switchNode)
{
if (switchNode.DefaultCase != null)
{
yield return(switchNode.DefaultCase);
}
foreach (KeyValuePair <TChoice, IFlowNode> caseToNode in switchNode.Cases)
{
yield return(caseToNode.Value);
}
}
public Task VisitSwitch <TChoice>(SwitchNode <TChoice> switchNode)
{
switchNode.AssertNotNull("switchNode != null");
Log.Info("At node: {0}. Switch entered", switchNode);
TChoice choice = switchNode.EvaluateChoice();
Log.Info("At node: {0}. Switch choice evaluated to: '{1}'", switchNode, choice);
IFlowNode branch = switchNode.Select(choice);
return(branch.Accept(this));
}
protected override void VisitSwitch <TChoice>(SwitchNode <TChoice> switchNode)
{
}
internal CaseBinder([NotNull] SwitchNode <TChoice> switchNode, [NotNull] TChoice choice)
{
mySwitchNode = switchNode;
myChoice = choice;
}
protected abstract void VisitSwitch <TChoice>([NotNull] SwitchNode <TChoice> switchNode);
Null INodeVisitor <Null> .VisitSwitch <TChoice>(SwitchNode <TChoice> switchNode)
{
VisitSwitch(switchNode);
return(null);
}
