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#![warn(
missing_debug_implementations,
missing_docs,
rust_2018_idioms,
unreachable_pub
)]
#![deny(intra_doc_link_resolution_failure)]
#![doc(test(
no_crate_inject,
attr(deny(warnings, rust_2018_idioms), allow(dead_code, unused_variables))
))]
pub mod delay_queue;
pub(crate) mod utils;
mod atomic;
mod clock;
mod delay;
mod driver;
mod error;
mod interval;
mod throttle;
mod timeout;
mod wheel;
pub use self::clock::{now, with_default, Clock, Now};
pub use self::driver::*;
pub use self::throttle::Throttle;
pub use delay::Delay;
#[doc(inline)]
pub use delay_queue::DelayQueue;
pub use driver::{set_default, Timer};
pub use error::Error;
pub use interval::Interval;
#[doc(inline)]
pub use timeout::{Elapsed, Timeout};
use std::time::{Duration, Instant};
pub fn delay(deadline: Instant) -> Delay {
Delay::new(deadline)
}
pub fn delay_for(duration: Duration) -> Delay {
delay(clock::now() + duration)
}
enum Round {
Up,
Down,
}
#[inline]
fn ms(duration: Duration, round: Round) -> u64 {
const NANOS_PER_MILLI: u32 = 1_000_000;
const MILLIS_PER_SEC: u64 = 1_000;
let millis = match round {
Round::Up => (duration.subsec_nanos() + NANOS_PER_MILLI - 1) / NANOS_PER_MILLI,
Round::Down => duration.subsec_millis(),
};
duration
.as_secs()
.saturating_mul(MILLIS_PER_SEC)
.saturating_add(u64::from(millis))
}