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chore: Remove the DocIds type

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This commit is contained in:
Clément Renault 2019-04-26 15:28:26 +02:00
parent 2e9fbd07cd
commit db031a5b95
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GPG Key ID: 0151CDAB43460DAE
2 changed files with 0 additions and 63 deletions
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61
meilidb-core/src/data/doc_ids.rs
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@ -1,61 +0,0 @@
use std::slice::from_raw_parts;
use std::mem::size_of;
use std::error::Error;
use byteorder::{LittleEndian, ReadBytesExt, WriteBytesExt};
use sdset::Set;
use crate::shared_data_cursor::{SharedDataCursor, FromSharedDataCursor};
use crate::write_to_bytes::WriteToBytes;
use crate::data::SharedData;
use crate::DocumentId;
use super::into_u8_slice;
#[derive(Default, Clone)]
pub struct DocIds(SharedData);
impl DocIds {
pub fn new(ids: &Set<DocumentId>) -> DocIds {
let bytes = unsafe { into_u8_slice(ids.as_slice()) };
let data = SharedData::from_bytes(bytes.to_vec());
DocIds(data)
}
pub fn is_empty(&self) -> bool {
self.0.is_empty()
}
pub fn as_bytes(&self) -> &[u8] {
&self.0
}
}
impl AsRef<Set<DocumentId>> for DocIds {
fn as_ref(&self) -> &Set<DocumentId> {
let slice = &self.0;
let ptr = slice.as_ptr() as *const DocumentId;
let len = slice.len() / size_of::<DocumentId>();
let slice = unsafe { from_raw_parts(ptr, len) };
Set::new_unchecked(slice)
}
}
impl FromSharedDataCursor for DocIds {
type Error = Box<Error>;
fn from_shared_data_cursor(cursor: &mut SharedDataCursor) -> Result<DocIds, Self::Error> {
let len = cursor.read_u64::<LittleEndian>()? as usize;
let data = cursor.extract(len);
Ok(DocIds(data))
}
}
impl WriteToBytes for DocIds {
fn write_to_bytes(&self, bytes: &mut Vec<u8>) {
let len = self.0.len() as u64;
bytes.write_u64::<LittleEndian>(len).unwrap();
bytes.extend_from_slice(&self.0);
}
}

2
meilidb-core/src/data/mod.rs
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@ -1,11 +1,9 @@
mod doc_ids;
mod doc_indexes;
mod shared_data;
use std::slice::from_raw_parts;
use std::mem::size_of;
pub use self::doc_ids::DocIds;
pub use self::doc_indexes::{DocIndexes, DocIndexesBuilder};
pub use self::shared_data::SharedData;