public bool TryGetChild(PathToken token, out PatternNode?node)
{
if (token.IsSet)
{
var child = this.SetChildren.FirstOrDefault(c => c.SetName == token.Text);
if (child == null)
{
node = null;
return(false);
}
node = child.Node;
return(true);
}
else
{
return(this.Children.TryGetValue(token.Text, out node));
}
}
public PatternNode GetOrAddChild(PathToken token)
{
if (token.IsSet)
{
var child = this.SetChildren.FirstOrDefault(c => c.SetName == token.Text);
if (child == null)
{
var node = new PatternNode(this.children.Comparer);
this.setChildren.Add(new SetChild(token.Text, node));
return(node);
}
return(child.Node);
}
else
{
if (this.Children.TryGetValue(token.Text, out var node))
{
return(node);
}
node = new PatternNode(this.children.Comparer);
this.children.Add(token.Text, node);
return(node);
}
}