criterion2 0.11.0

Statistics-driven micro-benchmarking library
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18

use rand::{
    distributions::{Distribution, Standard},
    prelude::*,
    rngs::StdRng,
};

pub fn vec<T>(size: usize, start: usize) -> Option<Vec<T>>
where
    Standard: Distribution<T>,
{
    if size > start + 2 {
        let mut rng = StdRng::from_entropy();

        Some((0..size).map(|_| rng.gen()).collect())
    } else {
        None
    }
}