public override string ToRegexPattern()
{
string result = string.Format
(
CultureInfo.InvariantCulture,
"(?({0}){1}|{2})",
string.IsNullOrEmpty(ConditionGroupName) ? ConditionExpression.ToRegexPattern() : ConditionGroupName,
TrueMatchExpression.ToRegexPattern(),
FalseMatchExpression.ToRegexPattern()
);
if (HasQuantifier)
{
result += Quantifier.ToRegexPattern();
}
return(result);
}