#ifndef SINGLEDOCPARSER_H_62B23520_7C8E_11DE_8A39_0800200C9A66_PM
#define SINGLEDOCPARSER_H_62B23520_7C8E_11DE_8A39_0800200C9A66_PM

#if defined(_MSC_VER) || (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || (__GNUC__ >= 4)) // GCC supports "pragma once" correctly since 3.4
#pragma once
#endif


#include "yaml-cpp-pm/anchor.h"
#include "yaml-cpp-pm/noncopyable.h"
#include <string>
#include <map>
#include <memory>

namespace YAML_PM
{
	struct Directives;
	struct Mark;
	struct Token;
	class CollectionStack;
	class EventHandler;
	class Node;
	class Scanner;
	
	class SingleDocParser: private noncopyable
	{
	public:
		SingleDocParser(Scanner& scanner, const Directives& directives);
		~SingleDocParser();

		void HandleDocument(EventHandler& eventHandler);

	private:
		void HandleNode(EventHandler& eventHandler);
		
		void HandleSequence(EventHandler& eventHandler);
		void HandleBlockSequence(EventHandler& eventHandler);
		void HandleFlowSequence(EventHandler& eventHandler);
		
		void HandleMap(EventHandler& eventHandler);
		void HandleBlockMap(EventHandler& eventHandler);
		void HandleFlowMap(EventHandler& eventHandler);
		void HandleCompactMap(EventHandler& eventHandler);
		void HandleCompactMapWithNoKey(EventHandler& eventHandler);
		
		void ParseProperties(std::string& tag, anchor_t& anchor);
		void ParseTag(std::string& tag);
		void ParseAnchor(anchor_t& anchor);
		
		anchor_t RegisterAnchor(const std::string& name);
		anchor_t LookupAnchor(const Mark& mark, const std::string& name) const;
		
	private:
		Scanner& m_scanner;
		const Directives& m_directives;
		std::auto_ptr<CollectionStack> m_pCollectionStack;
		
		typedef std::map<std::string, anchor_t> Anchors;
		Anchors m_anchors;
		
		anchor_t m_curAnchor;
	};
}

#endif // SINGLEDOCPARSER_H_62B23520_7C8E_11DE_8A39_0800200C9A66_PM
