public override int ValidateElement(Identifier name, ValidationState context) {
TerminalNode terminal = null;
NamedNodeList lookup = (NamedNodeList)symbols[name.UniqueKey];
bool isTerminal = true;
if (lookup == null) {
isTerminal = false;
lookup = new NamedNodeList();
lookup.Add(new NamedNode(name, null, null)); // fake it
}
foreach (NamedNode node in lookup) {
if (contentRoot != null) {
if (context.CurrentNode == null) {
if (contentRoot.CanAccept(node)) {
terminal = contentRoot.Accept(node, null, isTerminal, namedTerminals, context.RangeNodeCounters);
break;
}
}
else if (context.CurrentNode.CanAccept(node)) {
terminal = context.CurrentNode.Parent.Accept(node, context.CurrentNode, isTerminal, namedTerminals, context.RangeNodeCounters);
break;
}
}
}
if (terminal == null) {
context.NeedValidateChildren = false;
ValidateElementError(name, context);
}
context.CurrentNode = terminal;
if (terminal != null) {
context.ProcessContents = terminal.ProcessContents;
}
// result just indicates success or failure.
return (terminal == null) ? -1 : 1;
}
private NamedNode NewNamedTerminal(Identifier name, Member mem, TypeNode type) {
NamedNode terminal = new NamedNode(name, mem, type);
terminal.Pos = namedTerminalsArray.Count;
namedTerminalsArray.Add(terminal);
if (name != Identifier.Empty) {
NamedNodeList list = (NamedNodeList)symbols[name.UniqueKey];
if (list == null) {
list = new NamedNodeList();
symbols[name.UniqueKey] = list;
}
terminal.Symbol = symbolCount;
symbolCount += list.Add(terminal);
}
return terminal;
}
