progress

AspClassic.Parser/QualifiedName.cs

@@ -0,0 +1,62 @@
+using System;
+using System.Collections.Generic;
+
+namespace AspClassic.Parser;
+
+/// <summary>
+/// A parse tree for a qualified name (e.g. 'foo.bar').
+/// </summary>
+public sealed class QualifiedName : Name
+{
+	private readonly Name _Qualifier;
+
+	private readonly Location _DotLocation;
+
+	private readonly SimpleName _Name;
+
+	/// <summary>
+	/// The qualifier on the left-hand side of the dot.
+	/// </summary>
+	public Name Qualifier => _Qualifier;
+
+	/// <summary>
+	/// The location of the dot.
+	/// </summary>
+	public Location DotLocation => _DotLocation;
+
+	/// <summary>
+	/// The name on the right-hand side of the dot.
+	/// </summary>
+	public SimpleName Name => _Name;
+
+	/// <summary>
+	/// Constructs a new parse tree for a qualified name.
+	/// </summary>
+	/// <param name="qualifier">The qualifier on the left-hand side of the dot.</param>
+	/// <param name="dotLocation">The location of the dot.</param>
+	/// <param name="name">The name on the right-hand side of the dot.</param>
+	/// <param name="span">The location of the parse tree.</param>
+	public QualifiedName(Name qualifier, Location dotLocation, SimpleName name, Span span)
+		: base(TreeType.QualifiedName, span)
+	{
+		if (qualifier == null)
+		{
+			throw new ArgumentNullException("qualifier");
+		}
+		if (name == null)
+		{
+			throw new ArgumentNullException("name");
+		}
+		SetParent(qualifier);
+		SetParent(name);
+		_Qualifier = qualifier;
+		_DotLocation = dotLocation;
+		_Name = name;
+	}
+
+	protected override void GetChildTrees(IList<Tree> childList)
+	{
+		Tree.AddChild(childList, Qualifier);
+		Tree.AddChild(childList, Name);
+	}
+}