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Code Issues Releases Wiki Activity

Rename StrStrU8Codec to U8StrStrCodec and reorder its fields

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This commit is contained in:
Loïc Lecrenier 2022-09-14 14:01:53 +02:00 • committed by Loïc Lecrenier
parent bdeb47305e
commit 1dbbd8694f
7 changed files with 61 additions and 61 deletions
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2
milli/src/heed_codec/mod.rs
View file

@ -15,4 +15,4 @@ pub use self::roaring_bitmap_length::{
BoRoaringBitmapLenCodec, CboRoaringBitmapLenCodec, RoaringBitmapLenCodec,
};
pub use self::str_beu32_codec::StrBEU32Codec;
pub use self::str_str_u8_codec::{StrStrU8Codec, UncheckedStrStrU8Codec};
pub use self::str_str_u8_codec::{U8StrStrCodec, UncheckedU8StrStrCodec};

28
milli/src/heed_codec/str_str_u8_codec.rs
View file

@ -1,10 +1,10 @@
use std::borrow::Cow;
use std::str;
pub struct StrStrU8Codec;
pub struct U8StrStrCodec;
impl<'a> heed::BytesDecode<'a> for StrStrU8Codec {
type DItem = (&'a str, &'a str, u8);
impl<'a> heed::BytesDecode<'a> for U8StrStrCodec {
type DItem = (u8, &'a str, &'a str);
fn bytes_decode(bytes: &'a [u8]) -> Option<Self::DItem> {
let (n, bytes) = bytes.split_first()?;
@ -13,14 +13,14 @@ impl<'a> heed::BytesDecode<'a> for StrStrU8Codec {
let s2_bytes = &rest[1..];
let s1 = str::from_utf8(s1_bytes).ok()?;
let s2 = str::from_utf8(s2_bytes).ok()?;
Some((s1, s2, *n))
Some((*n, s1, s2))
}
}
impl<'a> heed::BytesEncode<'a> for StrStrU8Codec {
type EItem = (&'a str, &'a str, u8);
impl<'a> heed::BytesEncode<'a> for U8StrStrCodec {
type EItem = (u8, &'a str, &'a str);
fn bytes_encode((s1, s2, n): &Self::EItem) -> Option<Cow<[u8]>> {
fn bytes_encode((n, s1, s2): &Self::EItem) -> Option<Cow<[u8]>> {
let mut bytes = Vec::with_capacity(s1.len() + s2.len() + 1);
bytes.push(*n);
bytes.extend_from_slice(s1.as_bytes());
@ -29,24 +29,24 @@ impl<'a> heed::BytesEncode<'a> for StrStrU8Codec {
Some(Cow::Owned(bytes))
}
}
pub struct UncheckedStrStrU8Codec;
pub struct UncheckedU8StrStrCodec;
impl<'a> heed::BytesDecode<'a> for UncheckedStrStrU8Codec {
type DItem = (&'a [u8], &'a [u8], u8);
impl<'a> heed::BytesDecode<'a> for UncheckedU8StrStrCodec {
type DItem = (u8, &'a [u8], &'a [u8]);
fn bytes_decode(bytes: &'a [u8]) -> Option<Self::DItem> {
let (n, bytes) = bytes.split_first()?;
let s1_end = bytes.iter().position(|b| *b == 0)?;
let (s1_bytes, rest) = bytes.split_at(s1_end);
let s2_bytes = &rest[1..];
Some((s1_bytes, s2_bytes, *n))
Some((*n, s1_bytes, s2_bytes))
}
}
impl<'a> heed::BytesEncode<'a> for UncheckedStrStrU8Codec {
type EItem = (&'a [u8], &'a [u8], u8);
impl<'a> heed::BytesEncode<'a> for UncheckedU8StrStrCodec {
type EItem = (u8, &'a [u8], &'a [u8]);
fn bytes_encode((s1, s2, n): &Self::EItem) -> Option<Cow<[u8]>> {
fn bytes_encode((n, s1, s2): &Self::EItem) -> Option<Cow<[u8]>> {
let mut bytes = Vec::with_capacity(s1.len() + s2.len() + 1);
bytes.push(*n);
bytes.extend_from_slice(s1);