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using System;

namespace ICSharpCode.NRefactory.PatternMatching
{
	/// <summary>
	/// AST visitor that works for patterns.
	/// </summary>
	public interface IPatternAstVisitor<in T, out S>
	{
		S VisitAnyNode(AnyNode anyNode, T data);
		S VisitBackreference(Backreference backreference, T data);
		S VisitChoice(Choice choice, T data);
		S VisitNamedNode(NamedNode namedNode, T data);
		S VisitRepeat(Repeat repeat, T data);
		S VisitOptionalNode(OptionalNode optionalNode, T data);
		S VisitIdentifierExpressionBackreference(IdentifierExpressionBackreference identifierExpressionBackreference, T data);
	}
}