1use std::time::Duration;
2use std::time::{SystemTime, UNIX_EPOCH};
3
4pub fn duration_in_microseconds(d: &Duration) -> u64 {
5 (d.as_secs() * 1000 * 1000) + (u64::from(d.subsec_nanos()) / 1_000)
6}
7
8pub fn duration_in_milliseconds(d: &Duration) -> u64 {
9 (d.as_secs() * 1000) + (u64::from(d.subsec_nanos()) / 1_000_000)
10}
11
12pub fn duration_in_seconds(d: &Duration) -> f32 {
13 d.as_secs() as f32 + (d.subsec_nanos() as f32 / 1_000_000_000.0)
14}
15
16pub fn timestamp() -> u64 {
17 let now = SystemTime::now()
18 .duration_since(UNIX_EPOCH)
19 .expect("create timestamp in timing");
20 duration_in_milliseconds(&now)
21}