public PrecedenceAltGroup(Source source, Precedence precedence,
List<IParseable> nodes)
{
this.nodes = nodes;
this.precedence = precedence;
if (nodes.Count == 1)
parseGraph = nodes[0];
else
parseGraph = new LongestAlt(source, nodes);
leftRecursiveNodes = new List<ParseGraphNode>();
foreach (IParseable node in (IEnumerable<IParseable>) nodes)
{
PatternNode patternNode = node as PatternNode;
if (patternNode != null)
{
ConcretePattern pattern = patternNode.Pattern as ConcretePattern;
if (pattern != null)
{
if (pattern.RecursionBehaviour == RecursionBehaviour.LeftRecursive)
leftRecursiveNodes.Add(new PatternNode(source, pattern, true));
}
}
}
if (leftRecursiveNodes.Count == 0)
leftRecursiveParseGraph = null;
else if (leftRecursiveNodes.Count == 1)
leftRecursiveParseGraph = leftRecursiveNodes[0];
else
leftRecursiveParseGraph = new AltNode(source, leftRecursiveNodes, true);
}
private void AddNode(TreeIter parent, IParseable node)
{
if (node is ParseGraphNode)
AddNode(parent, (ParseGraphNode) node);
else if (node is Alt)
AddNode(parent, (Alt) node);
else
throw new Exception("Unsupported grammar node type " + node.GetType() + " in viewer");
}
/// <summary>
/// Adds a child IParseable element.
/// The base implementation of this function adds component
/// to the Children enumeration.
/// Any override of this function should call the base call, and
/// not add component to Children.
/// </summary>
/// <param name="child">Child to add to this IParseable instance.</param>
public virtual void AddChild(IParseable component)
{
_children.Add(component);
}
public void AddChild(IParseable component)
{
}
/// <summary>
/// Adds a child to this component.
/// </summary>
/// <param name="child">Child to add.</param>
public void AddChild(IParseable child)
{
}
public void AddChild(IParseable child)
{
Assert.IsInstanceOfType(child, typeof(MockSupport));
_children.Add(child);
}
public void AddChild(IParseable child)
{
_children.Add(child);
}
private void Implement()
{
implementation = Alt.Make(Source, alts, simple);
Updated();
}
protected Template.Builder AddField(IParseable handler, int mask) => builder.Add(handler, mask);
