YiObjectPrinter.h

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// © You i Labs Inc. 2000-2017. All rights reserved.
#ifndef _YI_OBJECT_PRINTER_H_
#define _YI_OBJECT_PRINTER_H_

#include "utility/YiString.h"
#include "utility/YiTypeTraits.h"

#include <deque>
#include <list>
#include <map>
#include <memory>
#include <set>
#include <vector>

class CYIAny;

class CYIObjectPrinter
{
public:
#if defined(DOXY)

    template<typename TYPE>
    static CYIString ToString(const TYPE &object);

#else

    // Basic types
    static CYIString ToString(const bool bObject);
    static CYIString ToString(const CYIString &object);
    static CYIString ToString(const std::string &object);
    static CYIString ToString(const char *pObject);
    static CYIString ToString(char object);
    static CYIString ToString(const CYIAny &object);
    static CYIString ToString(std::nullptr_t nullObject);

    // Lists and associative containers
    template<typename T, typename A> static CYIString ToString(const std::vector<T, A> &object);
    template<typename T, typename A> static CYIString ToString(const std::list<T, A> &object);
    template<typename T, typename A> static CYIString ToString(const std::deque<T, A> &object);
    template<typename T, typename C, typename A> static CYIString ToString(const std::set<T, C, A> &object);
    template<typename T, typename C, typename A> static CYIString ToString(const std::multiset<T, C, A> &object);
    template<typename K, typename V, typename C, typename A> static CYIString ToString(const std::map<K, V, C, A> &object);
    template<typename K, typename V, typename C, typename A> static CYIString ToString(const std::multimap<K, V, C, A> &object);

    // Raw pointers
    static CYIString ToString(const void *pPointer);
    template<typename T> static CYIString ToString(T *pPointer);
    template<typename T> static CYIString ToString(const T *pPointer);

    // Smart pointers
    template<typename T>
    static CYIString ToString(const std::shared_ptr<T> &pPointer);
    template<typename T>
    static CYIString ToString(const std::weak_ptr<T> &pPointer);
    template<typename T>
    static CYIString ToString(const std::unique_ptr<T> &pPointer);

    // Default
    template<typename T>
    static typename YiEnableIf<YiHasOutputStreamOperator<std::ostringstream, T>::value, CYIString>::type ToString(const T &object);
    template<typename T>
    static typename YiEnableIf<!YiHasOutputStreamOperator<std::ostringstream, T>::value, CYIString>::type ToString(const T &object);

private:
    CYIObjectPrinter();

    template<typename I> static CYIString ListToString(const I &begin, const I &end);
    template<typename I> static CYIString MapToString(const I &begin, const I &end);

    static bool TryIncrementPointerCount();
    static void DecrementPointerCount();

#endif

    YI_DISALLOW_COPY_AND_ASSIGN(CYIObjectPrinter)
};

#include "utility/YiObjectPrinter.inl"

#endif