public override IEnumerable <ICstNode> Resolve(ICstNonterminalNode node)
{
Func <ICstNonterminalNode, IEnumerable <ICstNode> > ret = cstNode => cstNode.Children.OfType <ICstNonterminalNode>().Where(o => o.Nonterminal.Name == NonTerminal).Cast <ICstNode>();
IEnumerable <ICstNode> result = new ICstNode[0];
if (Target != null)
{
foreach (ICstNonterminalNode current in Target.Resolve(node))
{
result = result.Concat(ret(current));
}
}
else
{
result = result.Concat(ret(node));
}
return(result);
}
public override IEnumerable <ICstNode> Resolve(ICstNonterminalNode node)
{
IEnumerable <ICstNode> result = new ICstNode[0];
foreach (ConsumeExpression choice in Choices)
{
result = result.Concat(choice.Resolve(node));
}
bool anyNull = result.Contains(null);
return(result.Cast <ICstNonterminalNode>().OrderBy(o => o.AbsoluteIndex).Cast <ICstNode>());
}