yoctui_utils/
time.rs

1use std::time::{Duration, SystemTime};
2
3pub fn format_duration(duration: Duration) -> String {
4    format!(
5        "{:02}:{:02}:{:02}",
6        duration.as_secs() / 3600,
7        duration.as_secs() / 60 % 60,
8        duration.as_secs() % 60
9    )
10}
11
12/// Current Unix milliseconds, saturating for out-of-range system clocks.
13pub fn unix_ms() -> u64 {
14    SystemTime::UNIX_EPOCH
15        .elapsed()
16        .unwrap_or_default()
17        .as_millis()
18        .try_into()
19        .unwrap_or(u64::MAX)
20}
21
22/// A positive bounded poll timeout; callers handle nonblocking zero separately.
23pub fn poll_timeout_ms(timeout: Duration) -> i32 {
24    timeout.as_millis().clamp(1, i32::MAX as u128) as i32
25}
26
27#[cfg(test)]
28mod tests {
29    use super::*;
30    #[test]
31    fn durations_and_poll_timeouts_cover_boundaries() {
32        assert_eq!(format_duration(Duration::ZERO), "00:00:00");
33        assert_eq!(format_duration(Duration::from_secs(360_061)), "100:01:01");
34        assert_eq!(poll_timeout_ms(Duration::ZERO), 1);
35        assert_eq!(poll_timeout_ms(Duration::from_nanos(1)), 1);
36        assert_eq!(poll_timeout_ms(Duration::from_millis(42)), 42);
37        assert_eq!(poll_timeout_ms(Duration::MAX), i32::MAX);
38    }
39}
yoctui_utils/time.rs

yoctui_utils/
time.rs
