mio-timer 0.2.0

A simple timer library for mio 1.0
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24

mod timer;

pub use timer::{Builder, Timeout, Timer};

mod convert {
    use std::time::Duration;

    const NANOS_PER_MILLI: u32 = 1_000_000;
    const MILLIS_PER_SEC: u64 = 1_000;

    /// Convert a `Duration` to milliseconds, rounding up and saturating at
    /// `u64::MAX`.
    ///
    /// The saturating is fine because `u64::MAX` milliseconds are still many
    /// million years.
    pub fn millis(duration: Duration) -> u64 {
        // Round up.
        let millis = (duration.subsec_nanos() + NANOS_PER_MILLI - 1) / NANOS_PER_MILLI;
        duration
            .as_secs()
            .saturating_mul(MILLIS_PER_SEC)
            .saturating_add(u64::from(millis))
    }
}