Archive.hpp

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#pragma once
 
#include "AstGlobal.h"
#include "AstUtil/Attribute.hpp"
#include <string>
 
AST_NAMESPACE_BEGIN
 
template<typename T>
class NameValuePair
{
public:
    const char* name() const { return name_; }
    T& value() const { return value_; }
 
    const char* name_;
    T& value_;
};
 
template<typename T>
NameValuePair<T> make_nvp(const char* name, T& val)
{
    return NameValuePair<T>{name, val};
}
 
 
class AST_UTIL_API Archive
{
public:
    Archive() = default;
    virtual ~Archive() = default;
    virtual Archive& operator()(bool& val, const char* name=nullptr) = 0;
    virtual Archive& operator()(int& val, const char* name=nullptr) = 0;
    virtual Archive& operator()(double& val, const char* name=nullptr) = 0;
    virtual Archive& operator()(std::string& val, const char* name=nullptr) = 0;
    virtual Archive& operator()(Attribute& attr) {return *this;};
public:
    A_ALWAYS_INLINE Archive& operator&(bool& val) { return operator()(val); }
    A_ALWAYS_INLINE Archive& operator&(int& val) { return operator()(val); }
    A_ALWAYS_INLINE Archive& operator&(double& val) { return operator()(val); }
    A_ALWAYS_INLINE Archive& operator&(std::string& val) { return operator()(val); }
    A_ALWAYS_INLINE Archive& operator&(Attribute& attr) { return operator()(attr); }
 
    A_ALWAYS_INLINE Archive& operator&(const NameValuePair<bool>& nvp) { return operator()(nvp.value(), nvp.name()); }
    A_ALWAYS_INLINE Archive& operator&(const NameValuePair<int>& nvp) { return operator()(nvp.value(), nvp.name()); }
    A_ALWAYS_INLINE Archive& operator&(const NameValuePair<double>& nvp) { return operator()(nvp.value(), nvp.name()); }
    A_ALWAYS_INLINE Archive& operator&(const NameValuePair<std::string>& nvp) { return operator()(nvp.value(), nvp.name()); }
};
 
AST_NAMESPACE_END