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tdlib-fork/tdutils/td/utils/Timer.h

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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#pragma once
#include "td/utils/StringBuilder.h"
namespace td {
class Timer {
public:
Timer();
double elapsed() const;
private:
friend StringBuilder &operator<<(StringBuilder &string_builder, const Timer &timer);
double start_time_;
};
class PerfWarningTimer {
public:
explicit PerfWarningTimer(string name, double max_duration = 0.1);
PerfWarningTimer(const PerfWarningTimer &) = delete;
PerfWarningTimer &operator=(const PerfWarningTimer &) = delete;
PerfWarningTimer(PerfWarningTimer &&other);
PerfWarningTimer &operator=(PerfWarningTimer &&) = delete;
~PerfWarningTimer();
void reset();
private:
string name_;
double start_at_{0};
double max_duration_{0};
};
} // namespace td