orx-concurrent-iter 3.3.0

A thread-safe and ergonomic concurrent iterator trait and efficient lock-free implementations.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38

use super::con_iter::ConIterEmpty;
use crate::pullers::ChunkPuller;
use core::marker::PhantomData;

pub struct ChunkPullerEmpty<'i, T> {
    chunk_size: usize,
    phantom: PhantomData<&'i T>,
}

impl<'i, T> ChunkPullerEmpty<'i, T> {
    pub(super) fn new(_con_iter: &'i ConIterEmpty<T>, chunk_size: usize) -> Self {
        Self {
            chunk_size,
            phantom: PhantomData,
        }
    }
}

impl<T> ChunkPuller for ChunkPullerEmpty<'_, T> {
    type ChunkItem = T;

    type Chunk<'c>
        = core::iter::Empty<T>
    where
        Self: 'c;

    fn chunk_size(&self) -> usize {
        self.chunk_size
    }

    fn pull(&mut self) -> Option<Self::Chunk<'_>> {
        None
    }

    fn pull_with_idx(&mut self) -> Option<(usize, Self::Chunk<'_>)> {
        None
    }
}