timer.hpp

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#ifndef KAGOME_TIMER_HPP
#define KAGOME_TIMER_HPP

#include <functional>
#include <system_error>

#include "clock/clock.hpp"

namespace kagome::clock {
  struct Timer {
    virtual ~Timer() = default;

    virtual void expiresAt(clock::SystemClock::TimePoint at) = 0;

    virtual void expiresAfter(clock::SystemClock::Duration duration) = 0;

    virtual void cancel() = 0;

    virtual void asyncWait(
        const std::function<void(const std::error_code &)> &h) = 0;
  };
}  // namespace kagome::clock

#endif  // KAGOME_TIMER_HPP