public NameInfo Lookup(ErrorCollector collector, IEnumerable <string> names)
{
IEnumerator <string> enumerator = names.GetEnumerator();
if (!enumerator.MoveNext())
{
throw new ArgumentOutOfRangeException("List of names cannot be empty.");
}
if (Children.ContainsKey(enumerator.Current))
{
if (Children[enumerator.Current] == null)
{
collector.ReportForbiddenNameAccess(this, enumerator.Current);
return(new JunkInfo());
}
return(Children[enumerator.Current].Lookup(collector, enumerator));
}
if (ForceBack)
{
Parent.Lookup(collector, names);
}
if (Parent != null && Parent.HasName(enumerator.Current))
{
return(Lookback(enumerator.Current).Lookup(collector, enumerator));
}
var info = new OpenNameInfo(this, enumerator.Current);
Children[enumerator.Current] = info;
return(info.Lookup(collector, enumerator));
}
public override void CreateChild(ErrorCollector collector, string name, string root, ref bool success)
{
if (ForceBack)
{
Source.CreateChild(collector, name, root, ref success);
}
if (Source.HasName(name))
{
Children[name] = new CopyFromParentInfo(Environment, root + "." + name, Source.Lookup(collector, name, ref success), ForceBack);
}
else
{
Children[name] = new OpenNameInfo(Environment, root + "." + name);
}
}
public override void CreateChild(ErrorCollector collector, string name, string root, ref bool success)
{
Children[name] = new OpenNameInfo(Environment, root + "." + name);
}
public NameInfo AddFreeName(string name)
{
return(Children[name] = new OpenNameInfo(this, name));
}