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#ifndef NODE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
#define NODE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
#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/dll.h"
#include "yaml-cpp/exceptions.h"
#include "yaml-cpp/mark.h"
#include "yaml-cpp/noncopyable.h"
#include "yaml-cpp/conversion.h"
#include "yaml-cpp/iterator.h"
#include "yaml-cpp/ltnode.h"
#include <iostream>
#include <map>
#include <memory>
#include <string>
#include <vector>
namespace YAML
{
class AliasManager;
class Content;
class NodeOwnership;
class Scanner;
class Emitter;
class EventHandler;
struct NodeType { enum value { Null, Scalar, Sequence, Map }; };
class YAML_CPP_API Node: private noncopyable
{
public:
friend class NodeOwnership;
friend class NodeBuilder;
Node();
~Node();
void Clear();
std::auto_ptr<Node> Clone() const;
void EmitEvents(EventHandler& eventHandler) const;
void EmitEvents(AliasManager& am, EventHandler& eventHandler) const;
NodeType::value Type() const { return m_type; }
bool IsAliased() const;
// file location of start of this node
const Mark GetMark() const { return m_mark; }
// accessors
Iterator begin() const;
Iterator end() const;
std::size_t size() const;
// extraction of scalars
bool GetScalar(std::string& s) const;
// we can specialize this for other values
template <typename T>
bool Read(T& value) const;
template <typename T>
const T to() const;
template <typename T>
friend YAML_CPP_API typename enable_if<is_scalar_convertible<T> >::type operator >> (const Node& node, T& value);
// retrieval for maps and sequences
template <typename T>
const Node *FindValue(const T& key) const;
template <typename T>
const Node& operator [] (const T& key) const;
// specific to maps
const Node *FindValue(const char *key) const;
const Node *FindValue(char *key) const;
const Node& operator [] (const char *key) const;
const Node& operator [] (char *key) const;
// for tags
const std::string& Tag() const { return m_tag; }
// emitting
friend YAML_CPP_API Emitter& operator << (Emitter& out, const Node& node);
// ordering
int Compare(const Node& rhs) const;
friend bool operator < (const Node& n1, const Node& n2);
private:
explicit Node(NodeOwnership& owner);
Node& CreateNode();
void Init(NodeType::value type, const Mark& mark, const std::string& tag);
void MarkAsAliased();
void SetScalarData(const std::string& data);
void Append(Node& node);
void Insert(Node& key, Node& value);
// helper for sequences
template <typename, bool> friend struct _FindFromNodeAtIndex;
const Node *FindAtIndex(std::size_t i) const;
// helper for maps
template <typename T>
const Node& GetValue(const T& key) const;
template <typename T>
const Node *FindValueForKey(const T& key) const;
private:
std::auto_ptr<NodeOwnership> m_pOwnership;
Mark m_mark;
std::string m_tag;
typedef std::vector<Node *> node_seq;
typedef std::map<Node *, Node *, ltnode> node_map;
NodeType::value m_type;
std::string m_scalarData;
node_seq m_seqData;
node_map m_mapData;
};
}
#include "yaml-cpp/nodeimpl.h"
#include "yaml-cpp/nodereadimpl.h"
#endif // NODE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
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