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AspClassic.Parser/CaseClause.cs

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+#define DEBUG
+using System.Diagnostics;
+
+namespace AspClassic.Parser;
+
+/// <summary>
+/// A parse tree for a case clause in a Select statement.
+/// </summary>
+public abstract class CaseClause : Tree
+{
+	protected CaseClause(TreeType type, Span span)
+		: base(type, span)
+	{
+		Debug.Assert(type == TreeType.ComparisonCaseClause || type == TreeType.RangeCaseClause);
+	}
+}