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AspClassic.Parser/LabelReferenceStatement.cs

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+#define DEBUG
+using System.Collections.Generic;
+using System.Diagnostics;
+
+namespace AspClassic.Parser;
+
+/// <summary>
+/// A parse tree for a statement that refers to a label.
+/// </summary>
+public abstract class LabelReferenceStatement : Statement
+{
+	private readonly SimpleName _Name;
+
+	private readonly bool _IsLineNumber;
+
+	/// <summary>
+	/// The name of the label being referred to.
+	/// </summary>
+	public SimpleName Name => _Name;
+
+	/// <summary>
+	/// Whether the label is a line number.
+	/// </summary>
+	public bool IsLineNumber => _IsLineNumber;
+
+	protected LabelReferenceStatement(TreeType type, SimpleName name, bool isLineNumber, Span span, IList<Comment> comments)
+		: base(type, span, comments)
+	{
+		Debug.Assert(type == TreeType.GotoStatement || type == TreeType.LabelStatement || type == TreeType.OnErrorStatement || type == TreeType.ResumeStatement);
+		SetParent(name);
+		_Name = name;
+		_IsLineNumber = isLineNumber;
+	}
+
+	protected override void GetChildTrees(IList<Tree> childList)
+	{
+		Tree.AddChild(childList, Name);
+	}
+}