internal static Backend CombineGrammar(string ruleName, Backend org, Backend extra)
{
Backend backend = new Backend();
backend._fLoadedFromBinary = true;
backend._fNeedWeightTable = org._fNeedWeightTable;
backend._grammarMode = org._grammarMode;
backend._grammarOptions = org._grammarOptions;
Dictionary <State, State> srcToDestHash = new Dictionary <State, State>();
foreach (Rule rule in org._rules)
{
if (rule.Name == ruleName)
{
backend.CloneSubGraph(rule, org, extra, srcToDestHash, true);
}
}
return(backend);
}
