Started implementing node_data

include/yaml-cpp/value/detail/node.h

@@ -7,6 +7,7 @@
 
 
 #include "yaml-cpp/dll.h"
+#include "yaml-cpp/value/type.h"
 #include "yaml-cpp/value/ptr.h"
 #include "yaml-cpp/value/detail/node_data.h"
 
@@ -19,6 +20,7 @@ namespace YAML
 		public:
 			node();
 			
+			ValueType::value type() const;
 			void assign_data(const node& rhs);
 			void set_scalar(const std::string& data);
 			
@@ -30,6 +32,11 @@ namespace YAML
 		{
 		}
 		
+		inline ValueType::value node::type() const
+		{
+			return m_pData ? m_pData->type() : ValueType::Null;
+		}
+		
 		inline void node::assign_data(const node& rhs)
 		{
 			m_pData = rhs.m_pData;

include/yaml-cpp/value/detail/node_data.h

@@ -7,7 +7,10 @@
 
 
 #include "yaml-cpp/dll.h"
+#include "yaml-cpp/value/type.h"
 #include "yaml-cpp/value/ptr.h"
+#include <pair>
+#include <vector>
 
 namespace YAML
 {
@@ -16,7 +19,25 @@ namespace YAML
 		class node_data
 		{
 		public:
-			explicit node_data(const std::string& data) {}
+			explicit node_data(const std::string& scalar);
+			
+			ValueType::value type() const { return m_type; }
+			const std::string scalar() const { return m_data; }
+			
+		private:
+			ValueType::value m_type;
+			
+			// scalar
+			std::string m_scalar;
+			
+			// sequence
+			typedef std::vector<shared_node> node_seq;
+			node_seq m_sequence;
+			
+			// map
+			typedef std::pair<shared_node, shared_node> kv_pair;
+			typedef std::vector<kv_pair> node_map;
+			node_map m_map;
 		};
 	}
 }

include/yaml-cpp/value/impl.h

@@ -14,6 +14,7 @@ namespace YAML
 {
 	inline Value::Value(): m_pMemory(new detail::memory_holder)
 	{
+		EnsureNodeExists();
 	}
 	
 	template<typename T>
@@ -30,6 +31,11 @@ namespace YAML
 	{
 	}
 
+	inline ValueType::value Value::Type() const
+	{
+		return m_pNode ? m_pNode->type() : ValueType::Undefined;
+	}
+	
 	// access
 	template<typename T>
 	inline const T Value::as() const

include/yaml-cpp/value/type.h

@@ -0,0 +1,14 @@
+#ifndef VALUE_TYPE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
+#define VALUE_TYPE_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
+
+
+namespace YAML
+{
+	struct ValueType { enum value { Undefined, Null, Scalar, Sequence, Map }; };	
+}
+
+#endif // VALUE_TYPE_H_62B23520_7C8E_11DE_8A39_0800200C9A66

include/yaml-cpp/value/value.h

@@ -7,14 +7,13 @@
 
 
 #include "yaml-cpp/dll.h"
-#include "yaml-cpp/value/ptr.h"
 #include "yaml-cpp/value/iterator.h"
+#include "yaml-cpp/value/ptr.h"
+#include "yaml-cpp/value/type.h"
 #include <stdexcept>
 
 namespace YAML
 {
-	struct ValueType { enum value { Undefined, Null, Scalar, Sequence, Map }; };
-	
 	class Value
 	{
 	public: