IEnumerable<ProductionModel> Rule(EbnfRule rule)
{
var nonTerminal = GetNonTerminalFromQualifiedIdentifier(rule.QualifiedIdentifier);
var productionModel = new ProductionModel(nonTerminal);
foreach(var production in Expression(rule.Expression, productionModel))
yield return production;
yield return productionModel;
}
public EbnfBlockRule(EbnfRule rule)
{
Rule = rule;
_hashCode = ComputeHashCode();
}
