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Added (another) layer - now 'node_ref' is between node and node_data, and it decrees whether nodes are identical

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This commit is contained in:
Jesse Beder 2011-09-07 14:44:18 -05:00
parent d1eca90216
commit e225509210
4 changed files with 64 additions and 16 deletions
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30
include/yaml-cpp/value/detail/node.h
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@ -9,8 +9,7 @@
#include "yaml-cpp/dll.h"
#include "yaml-cpp/value/type.h"
#include "yaml-cpp/value/ptr.h"
#include "yaml-cpp/value/value.h"
#include "yaml-cpp/value/detail/node_data.h"
#include "yaml-cpp/value/detail/node_ref.h"
namespace YAML
{
@ -19,27 +18,28 @@ namespace YAML
class node
{
public:
node(): m_pData(new node_data) {}
node(): m_pRef(new node_ref) {}
ValueType::value type() const { return m_pData->type(); }
ValueType::value type() const { return m_pRef->type(); }
void set_data(const node& rhs) { m_pData = rhs.m_pData; }
void set_ref(const node& rhs) { m_pRef = rhs.m_pRef; }
void set_data(const node& rhs) { m_pRef->set_data(*rhs.m_pRef); }
void set_type(ValueType::value type) { m_pData->set_type(type); }
void set_null() { m_pData->set_null(); }
void set_scalar(const std::string& scalar) { m_pData->set_scalar(scalar); }
void set_type(ValueType::value type) { m_pRef->set_type(type); }
void set_null() { m_pRef->set_null(); }
void set_scalar(const std::string& scalar) { m_pRef->set_scalar(scalar); }
// indexing
template<typename Key> shared_node get(const Key& key, shared_memory_holder pMemory) const { return static_cast<const node_data&>(*m_pData).get(key, pMemory); }
template<typename Key> shared_node get(const Key& key, shared_memory_holder pMemory) { return m_pData->get(key, pMemory); }
template<typename Key> bool remove(const Key& key, shared_memory_holder pMemory) { return m_pData->remove(key, pMemory); }
template<typename Key> shared_node get(const Key& key, shared_memory_holder pMemory) const { return static_cast<const node_ref&>(*m_pRef).get(key, pMemory); }
template<typename Key> shared_node get(const Key& key, shared_memory_holder pMemory) { return m_pRef->get(key, pMemory); }
template<typename Key> bool remove(const Key& key, shared_memory_holder pMemory) { return m_pRef->remove(key, pMemory); }
shared_node get(shared_node pKey) const { return static_cast<const node_data&>(*m_pData).get(pKey); }
shared_node get(shared_node pKey) { return m_pData->get(pKey); }
bool remove(shared_node pKey) { return m_pData->remove(pKey); }
shared_node get(shared_node pKey) const { return static_cast<const node_ref&>(*m_pRef).get(pKey); }
shared_node get(shared_node pKey) { return m_pRef->get(pKey); }
bool remove(shared_node pKey) { return m_pRef->remove(pKey); }
private:
shared_node_data m_pData;
shared_node_ref m_pRef;
};
}
}

46
include/yaml-cpp/value/detail/node_ref.h Normal file
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@ -0,0 +1,46 @@
#ifndef VALUE_DETAIL_NODE_REF_H_62B23520_7C8E_11DE_8A39_0800200C9A66
#define VALUE_DETAIL_NODE_REF_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/value/type.h"
#include "yaml-cpp/value/ptr.h"
#include "yaml-cpp/value/detail/node_data.h"
namespace YAML
{
namespace detail
{
class node_ref
{
public:
node_ref(): m_pData(new node_data) {}
ValueType::value type() const { return m_pData->type(); }
void set_data(const node_ref& rhs) { m_pData = rhs.m_pData; }
void set_type(ValueType::value type) { m_pData->set_type(type); }
void set_null() { m_pData->set_null(); }
void set_scalar(const std::string& scalar) { m_pData->set_scalar(scalar); }
// indexing
template<typename Key> shared_node get(const Key& key, shared_memory_holder pMemory) const { return static_cast<const node_data&>(*m_pData).get(key, pMemory); }
template<typename Key> shared_node get(const Key& key, shared_memory_holder pMemory) { return m_pData->get(key, pMemory); }
template<typename Key> bool remove(const Key& key, shared_memory_holder pMemory) { return m_pData->remove(key, pMemory); }
shared_node get(shared_node pKey) const { return static_cast<const node_data&>(*m_pData).get(pKey); }
shared_node get(shared_node pKey) { return m_pData->get(pKey); }
bool remove(shared_node pKey) { return m_pData->remove(pKey); }
private:
shared_node_data m_pData;
};
}
}
#endif // VALUE_DETAIL_NODE_REF_H_62B23520_7C8E_11DE_8A39_0800200C9A66

2
include/yaml-cpp/value/impl.h
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@ -102,7 +102,7 @@ namespace YAML
void Value::AssignNode(const Value& rhs)
{
m_pNode = rhs.m_pNode;
m_pNode->set_ref(*rhs.m_pNode);
m_pMemory->merge(*rhs.m_pMemory);
}

2
include/yaml-cpp/value/ptr.h
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@ -13,11 +13,13 @@ namespace YAML
{
namespace detail {
class node;
class node_ref;
class node_data;
class memory;
class memory_holder;
typedef boost::shared_ptr<node> shared_node;
typedef boost::shared_ptr<node_ref> shared_node_ref;
typedef boost::shared_ptr<node_data> shared_node_data;
typedef boost::shared_ptr<memory_holder> shared_memory_holder;
typedef boost::shared_ptr<memory> shared_memory;