debug.h

/*
    SPDX-FileCopyrightText: 2015 Daniel Vrátil <dvratil@redhat.com>
 
    SPDX-License-Identifier: LGPL-2.0-or-later
*/
 
#ifndef KASYNC_DEBUG_H
#define KASYNC_DEBUG_H
 
//krazy:excludeall=dpointer
 
#include "kasync_export.h"
 
#include <QLoggingCategory>
#include <QStringBuilder>
 
#ifndef QT_NO_DEBUG
#include <typeinfo>
#endif
 
namespace KAsync
{
 
Q_DECLARE_LOGGING_CATEGORY(Debug)
Q_DECLARE_LOGGING_CATEGORY(Trace)
 
KASYNC_EXPORT QString demangleName(const char *name);
 
namespace Private
{
struct Execution;
}
 
class KASYNC_EXPORT Tracer
{
public:
    explicit Tracer(Private::Execution *execution);
    ~Tracer();
 
private:
    enum MsgType {
        Start,
        End
    };
    void msg(MsgType);
 
    int mId;
    Private::Execution *mExecution;
 
    static int lastId;
};
 
}
 
#ifndef QT_NO_DEBUG
    template<typename T>
    QString storeExecutorNameExpanded() {
        return KAsync::demangleName(typeid(T).name());
    }
 
    template<typename T, typename ... Tail>
    auto storeExecutorNameExpanded() -> std::enable_if_t<sizeof ... (Tail) != 0, QString>
    {
        return storeExecutorNameExpanded<T>() % QStringLiteral(", ") % storeExecutorNameExpanded<Tail ...>();
    }
 
    #define STORE_EXECUTOR_NAME(name, ...) \
        ExecutorBase::mExecutorName = QStringLiteral(name "<") % storeExecutorNameExpanded<__VA_ARGS__>() % QStringLiteral(">")
#else
    #define STORE_EXECUTOR_NAME(...)
#endif
 
#endif // KASYNC_DEBUG_H