public RegexNodeAlternation(RegexNode expression1, RegexNode expression2)
{
if (expression1 == null || expression2 == null)
{
throw new ArgumentNullException(string.Empty, "Expressions cannot be null");
}
expressions = new[] { expression1, expression2 };
}
public static RegexNode Add(RegexNode node1, RegexNode node2)
{
if (node1 == null || node2 == null)
{
throw new ArgumentException("Both nodes must be not null.");
}
RegexNodeConcatenation node1AsConcatenation = node1 as RegexNodeConcatenation;
RegexNodeConcatenation node2AsConcatenation = node2 as RegexNodeConcatenation;
if (node1AsConcatenation != null && node2AsConcatenation != null)
{
List<RegexNode> newChildNodes = new List<RegexNode>();
newChildNodes.AddRange(node1AsConcatenation.ChildNodes);
newChildNodes.AddRange(node2AsConcatenation.ChildNodes);
RegexNodeConcatenation result = new RegexNodeConcatenation(newChildNodes);
return result;
}
if (node1AsConcatenation != null)
{
List<RegexNode> newChildNodes = new List<RegexNode>(node1AsConcatenation.ChildNodes);
newChildNodes.Add(node2);
RegexNodeConcatenation result = new RegexNodeConcatenation(newChildNodes);
return result;
}
if (node2AsConcatenation != null)
{
List<RegexNode> newChildNodes = new List<RegexNode>();
newChildNodes.Add(node1);
newChildNodes.AddRange(node2AsConcatenation.ChildNodes);
RegexNodeConcatenation result = new RegexNodeConcatenation(newChildNodes);
return result;
}
return new RegexNodeConcatenation(node1, node2);
}
public RegexNodeConditionalMatch(string conditionGroupName, RegexNode trueMatchExpression, RegexNode falseMatchExpression)
{
ConditionGroupName = conditionGroupName;
TrueMatchExpression = trueMatchExpression;
FalseMatchExpression = falseMatchExpression;
}
public RegexNodeConditionalMatch(RegexNode conditionExpression, RegexNode trueMatchExpression, RegexNode falseMatchExpression)
{
ConditionExpression = conditionExpression;
TrueMatchExpression = trueMatchExpression;
FalseMatchExpression = falseMatchExpression;
}
public RegexNodeLookAround(RegexLookAround lookAroundType, RegexNode lookAroundExpression, RegexNode matchExpression)
{
LookAroundType = lookAroundType;
LookAroundExpression = lookAroundExpression;
MatchExpression = matchExpression;
}
public RegexNodeBacktrackingSuppression(RegexNode innerExpression)
{
InnerExpression = innerExpression;
}
public RegexNodeGroup(RegexNode innerExpression, string name)
{
InnerExpression = innerExpression;
IsCapturing = true;
Name = name;
}
public RegexNodeGroup(RegexNode innerExpression, bool isCapturing)
{
InnerExpression = innerExpression;
IsCapturing = isCapturing;
}
public RegexNodeGroup(RegexNode innerExpression)
{
InnerExpression = innerExpression;
IsCapturing = true;
}
