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#pragma once
#include <util/datetime/base.h>
namespace NMonotonic {
/**
* Returns current monotonic time in microseconds
*/
ui64 GetMonotonicMicroSeconds();
/**
* Similar to TInstant, but measuring monotonic time
*/
class TMonotonic: public TTimeBase<TMonotonic> {
using TBase = TTimeBase<TMonotonic>;
private:
constexpr explicit TMonotonic(TValue value) noexcept
: TBase(value) {
}
public:
constexpr TMonotonic() noexcept {
}
static constexpr TMonotonic FromValue(TValue value) noexcept {
return TMonotonic(value);
}
static inline TMonotonic Now() {
return TMonotonic::MicroSeconds(GetMonotonicMicroSeconds());
}
using TBase::Days;
using TBase::Hours;
using TBase::MicroSeconds;
using TBase::MilliSeconds;
using TBase::Minutes;
using TBase::Seconds;
static constexpr TMonotonic Max() noexcept {
return TMonotonic(::Max<ui64>());
}
static constexpr TMonotonic Zero() noexcept {
return TMonotonic();
}
static constexpr TMonotonic MicroSeconds(ui64 us) noexcept {
return TMonotonic(TInstant::MicroSeconds(us).GetValue());
}
static constexpr TMonotonic MilliSeconds(ui64 ms) noexcept {
return TMonotonic(TInstant::MilliSeconds(ms).GetValue());
}
static constexpr TMonotonic Seconds(ui64 s) noexcept {
return TMonotonic(TInstant::Seconds(s).GetValue());
}
static constexpr TMonotonic Minutes(ui64 m) noexcept {
return TMonotonic(TInstant::Minutes(m).GetValue());
}
static constexpr TMonotonic Hours(ui64 h) noexcept {
return TMonotonic(TInstant::Hours(h).GetValue());
}
static constexpr TMonotonic Days(ui64 d) noexcept {
return TMonotonic(TInstant::Days(d).GetValue());
}
template<class T>
inline TMonotonic& operator+=(const T& t) noexcept {
return (*this = (*this + t));
}
template<class T>
inline TMonotonic& operator-=(const T& t) noexcept {
return (*this = (*this - t));
}
};
} // namespace NMonotonic
Y_DECLARE_PODTYPE(NMonotonic::TMonotonic);
template<>
struct THash<NMonotonic::TMonotonic> {
size_t operator()(const NMonotonic::TMonotonic& key) const {
return THash<NMonotonic::TMonotonic::TValue>()(key.GetValue());
}
};
namespace NMonotonic {
constexpr TDuration operator-(const TMonotonic& l, const TMonotonic& r) {
return TInstant::FromValue(l.GetValue()) - TInstant::FromValue(r.GetValue());
}
constexpr TMonotonic operator+(const TMonotonic& l, const TDuration& r) {
TInstant result = TInstant::FromValue(l.GetValue()) + r;
return TMonotonic::FromValue(result.GetValue());
}
constexpr TMonotonic operator-(const TMonotonic& l, const TDuration& r) {
TInstant result = TInstant::FromValue(l.GetValue()) - r;
return TMonotonic::FromValue(result.GetValue());
}
} // namespace NMonotonic
using TMonotonic = NMonotonic::TMonotonic;
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