meilisearch/index-scheduler/src/uuid_codec.rs

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use std::borrow::Cow;
use std::convert::TryInto;
use meilisearch_types::heed::{BytesDecode, BytesEncode};
use uuid::Uuid;
/// A heed codec for value of struct Uuid.
pub struct UuidCodec;
impl<'a> BytesDecode<'a> for UuidCodec {
type DItem = Uuid;
fn bytes_decode(bytes: &'a [u8]) -> Option<Self::DItem> {
bytes.try_into().ok().map(Uuid::from_bytes)
}
}
impl BytesEncode<'_> for UuidCodec {
type EItem = Uuid;
fn bytes_encode(item: &Self::EItem) -> Option<Cow<[u8]>> {
Some(Cow::Borrowed(item.as_bytes()))
}
}