nodeimpl.h

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#ifndef NODEIMPL_H_62B23520_7C8E_11DE_8A39_0800200C9A66_PM
#define NODEIMPL_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/nodeutil.h"
#include <cassert>
 
namespace YAML_PM
{
        // implementation of templated things
        template <typename T>
        inline const T Node::to() const {
                T value;
                *this >> value;
                return value;
        }
 
        template <typename T>
        inline typename enable_if<is_scalar_convertible<T> >::type operator >> (const Node& node, T& value) {
                if(!ConvertScalar(node, value))
                        throw InvalidScalar(node.m_mark);
        }
        
        template <typename T>
        inline const Node *Node::FindValue(const T& key) const {
                switch(m_type) {
                        case NodeType::Null:
                        case NodeType::Scalar:
                                throw BadDereference();
                        case NodeType::Sequence:
                                return FindFromNodeAtIndex(*this, key);
                        case NodeType::Map:
                                return FindValueForKey(key);
                }
                assert(false);
                throw BadDereference();
        }
        
        template <typename T>
        inline const Node *Node::FindValueForKey(const T& key) const {
                for(Iterator it=begin();it!=end();++it) {
                        T t;
                        if(it.first().Read(t)) {
                                if(key == t)
                                        return &it.second();
                        }
                }
                
                return 0;
        }
        
        template <typename T>
        inline const Node& Node::GetValue(const T& key) const {
                if(const Node *pValue = FindValue(key))
                        return *pValue;
                throw MakeTypedKeyNotFound(m_mark, key);
        }
        
        template <typename T>
        inline const Node& Node::operator [] (const T& key) const {
                return GetValue(key);
        }
        
        inline const Node *Node::FindValue(const char *key) const {
                return FindValue(std::string(key));
        }
 
        inline const Node *Node::FindValue(char *key) const {
                return FindValue(std::string(key));
        }
        
        inline const Node& Node::operator [] (const char *key) const {
                return GetValue(std::string(key));
        }
 
        inline const Node& Node::operator [] (char *key) const {
                return GetValue(std::string(key));
        }
}
 
#endif // NODEIMPL_H_62B23520_7C8E_11DE_8A39_0800200C9A66_PM