2022-05-28 13:54:36 -04:00
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use time::Duration;
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2022-02-27 23:25:12 -05:00
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use time::OffsetDateTime;
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#[cfg(target_arch = "wasm32")]
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2022-05-22 01:00:25 -04:00
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pub fn now_utc() -> OffsetDateTime {
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return OffsetDateTime::from_unix_timestamp_nanos((js_sys::Date::now() * 1_000_000f64) as i128)
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.expect("current time outside supported range");
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2022-02-27 23:25:12 -05:00
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}
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2022-05-22 01:00:25 -04:00
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#[cfg(not(target_arch = "wasm32"))]
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#[inline(always)]
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2022-02-27 23:25:12 -05:00
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pub fn now_utc() -> OffsetDateTime {
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return OffsetDateTime::now_utc();
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}
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2022-05-22 01:15:16 -04:00
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2022-05-28 13:54:36 -04:00
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#[cfg(target_arch = "wasm32")]
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type InnerInstant = Duration;
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#[cfg(not(target_arch = "wasm32"))]
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type InnerInstant = time::Instant;
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/// On wasm32, represented as a [`Duration`] from an arbitrary epoch. On other architectures,
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/// represented as [`time::Instant`].
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#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
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#[repr(transparent)]
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pub struct Instant(InnerInstant);
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impl Instant {
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#[cfg(target_arch = "wasm32")]
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pub fn now() -> Instant {
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let stamp = web_sys::window().expect("cannot get window").performance().expect("cannot get performance").now();
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return Instant(Duration::seconds_f64(stamp / 1_000f64));
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}
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#[cfg(not(target_arch = "wasm32"))]
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#[inline(always)]
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pub fn now() -> Instant {
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return Instant(time::Instant::now());
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}
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#[inline(always)]
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pub fn elapsed(self) -> Duration {
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Self::now() - self
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}
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}
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impl std::ops::Sub for Instant {
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type Output = Duration;
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#[inline(always)]
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fn sub(self, rhs: Self) -> Self::Output {
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self.0 - rhs.0
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}
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}
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2022-05-22 01:15:16 -04:00
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#[cfg(feature = "local-offset")]
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#[cfg(target_arch = "wasm32")]
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pub fn current_local_offset() -> Result<time::UtcOffset, time::error::IndeterminateOffset> {
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// get_timezone_offset is in minutes
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time::UtcOffset::from_whole_seconds((js_sys::Date::new_0().get_timezone_offset() * 60f64) as i32)
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.map_err(|_| time::error::IndeterminateOffset)
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}
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#[cfg(feature = "local-offset")]
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#[cfg(not(target_arch = "wasm32"))]
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#[inline(always)]
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pub fn current_local_offset() -> Result<time::UtcOffset, time::error::IndeterminateOffset> {
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time::UtcOffset::current_local_offset()
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}
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