private bool Write(Stack <TraverseNode> nodes, TraverseNode node, TextWriter tw)
{
bool result = false;
bool isNamed = false;
if (!string.IsNullOrWhiteSpace(node.Name))
{
isNamed = true;
_formatter.WriteName(node.GetNames(), node.Level, tw, Settings.WriteElementType);
result = true;
}
object obj = node.Item;
if (obj == null || obj is ValueType || obj is string)
{
_formatter.WriteValue(obj, tw, isNamed);
result = true;
}
else if (obj is IEnumerable)
{
IList <object> collection = (obj as IEnumerable).Cast <object>().ToList();
List <TraverseNode> children = new List <TraverseNode>();
for (int i = 0; i < collection.Count(); i++)
{
object item = collection[i];
children.Add(new TraverseNode($"[{i}]", $"{item?.GetType().FullName}[]", item, node, node.Level + 1));
}
PrepareChildren(nodes, node, children.Reverse <TraverseNode>());
}
return(result);
}
private IDumpFormatter GetFormatter(TraverseNode node)
{
IDumpFormatter formatter = null;
if (node.Item != null)
{
formatter = Settings.GetFormatter(node.Item.GetType());
}
return(formatter);
}
private void PrepareChildren(Stack <TraverseNode> nodes, TraverseNode node, IEnumerable <TraverseNode> children)
{
if (children.Any())
{
nodes.Push(new TraverseNode(OBJECT_END, OBJECT_END, OBJECT_END, node, node.Level));
}
foreach (TraverseNode child in children)
{
nodes.Push(child);
}
if (children.Any())
{
nodes.Push(new TraverseNode(OBJECT_START, OBJECT_START, OBJECT_START, node, node.Level));
}
}
private bool ProcessNode(Stack <TraverseNode> nodes, TraverseNode node, TextWriter tw)
{
bool result = true;
if (node.Name == OBJECT_END)
{
_formatter.WriteText("}", node.Level, tw);
}
else if (node.Name == OBJECT_START)
{
_formatter.WriteText("{", node.Level, tw);
}
else
{
result = Write(nodes, node, tw);
}
return(result);
}
public void Dump(object obj, TextWriter tw)
{
Stack <TraverseNode> nodes = new Stack <TraverseNode>();
nodes.Push(new TraverseNode(string.Empty, string.Empty, obj, null, 0));
while (nodes.Count > 0)
{
TraverseNode node = nodes.Pop();
if (node.Level >= Settings.MaxDepth)
{
_formatter.WriteName(node.GetNames(), node.Level, tw, Settings.WriteElementType);
_formatter.WriteText(string.Format("{0}{1}{2}{3}", "{", node.ItemType, "}", Environment.NewLine), 0, tw);
}
else
{
IDumpFormatter formatter = GetFormatter(node);
bool processed = true;
if (formatter != null)
{
_formatter.WriteName(node.GetNames(), node.Level, tw, Settings.WriteElementType);
tw.Write(formatter.Format(node.Item));
}
else
{
PrepareChildren(nodes, node, node.GetChildren(Settings));
processed = ProcessNode(nodes, node, tw);
}
if (processed && nodes.Count > 0)
{
_formatter.NewLine(tw);
}
}
}
}