private void printImpl(Action <string> printLine, TagListEntry current, int level = 0)
{
var indent = string.Join(string.Empty, Enumerable.Range(0, level).Select(_ => "\t"));
printLine(indent + current.Tag);
foreach (var child in current.Children)
{
printImpl(printLine, child, level + 1);
}
}
public TagListEntry Add(string tag, string parent = null, string grandparent = null)
{
var gp = lookupChild(grandparent);
var p = lookupChild(parent);
var c = lookupChild(tag);
if (gp == null && grandparent.IsSignificant())
{
gp = new TagListEntry(grandparent);
children.Add(grandparent, gp);
}
if (p == null && parent.IsSignificant())
{
p = new TagListEntry(parent);
children.Add(parent, p);
}
if (c == null && tag.IsSignificant())
{
c = new TagListEntry(tag);
children.Add(tag, c);
}
gp?.Add(p);
if (p != null)
{
p.Add(c);
}
else
{
root.Add(c);
}
if (gp != null && gp.Parent == null)
{
root.Add(gp);
}
else if (p != null && p.Parent == null)
{
root.Add(p);
}
return(c);
}
