vecdb/
stamp.rs

1use crate::{Bytes, Result};
2
3/// Marker for tracking when data was last modified.
4///
5/// Used for change tracking, rollback support, and ETag generation.
6#[derive(Debug, Default, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
7#[must_use = "Stamp values should be used for tracking"]
8pub struct Stamp(u64);
9
10impl Stamp {
11    pub fn new(stamp: u64) -> Self {
12        Self(stamp)
13    }
14}
15
16impl From<u64> for Stamp {
17    fn from(value: u64) -> Self {
18        Self(value)
19    }
20}
21
22impl From<Stamp> for u64 {
23    fn from(value: Stamp) -> Self {
24        value.0
25    }
26}
27
28impl Bytes for Stamp {
29    type Array = [u8; size_of::<Self>()];
30
31    #[inline]
32    fn to_bytes(&self) -> Self::Array {
33        self.0.to_bytes()
34    }
35
36    #[inline]
37    fn from_bytes(bytes: &[u8]) -> Result<Self> {
38        Ok(Self(u64::from_bytes(bytes)?))
39    }
40}
vecdb/stamp.rs

vecdb/
stamp.rs
