/// <summary>
/// Visits a single node.
/// </summary>
/// <param name="node">The node being visited.</param>
/// <remarks>This method is in charge of pursuing the visit with the children and references of the given node, as well as raising the <see cref="Visiting"/> event.</remarks>
protected virtual void VisitNode([NotNull] IGraphNode node)
{
if (node == null)
{
throw new ArgumentNullException(nameof(node));
}
visitedNodes.Add(node);
if (node != RootNode || !SkipRootNode)
{
Visiting?.Invoke(node, CurrentPath);
}
var objectNode = node as IObjectNode;
if (objectNode != null)
{
VisitChildren(objectNode);
VisitItemTargets(objectNode);
}
var memberNode = node as IMemberNode;
if (memberNode != null)
{
VisitMemberTarget(memberNode);
}
visitedNodes.Remove(node);
}
/// <summary>
/// Visits a single node.
/// </summary>
/// <param name="node">The node being visited.</param>
/// <param name="currentPath">The path of the node being visited.</param>
/// <remarks>This method is in charge of pursuing the visit with the children and references of the given node, as well as raising the <see cref="Visiting"/> event.</remarks>
protected virtual void VisitNode(IGraphNode node, GraphNodePath currentPath)
{
visitedNodes.Add(node);
if (node != RootNode || !SkipRootNode)
{
Visiting?.Invoke(node, currentPath);
}
VisitChildren(node, currentPath);
VisitSingleTarget(node, currentPath);
VisitEnumerableTargets(node, currentPath);
visitedNodes.Remove(node);
}