git-perf 0.20.0

Track, plot, and statistically validate simple measurements using git-notes for storage
Documentation 
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use criterion::{criterion_group, criterion_main, Criterion};
use std::hint::black_box;

fn fibonacci(n: u64) -> u64 {
    match n {
        0 => 1,
        1 => 1,
        n => fibonacci(n - 1) + fibonacci(n - 2),
    }
}

fn bench_fibonacci(c: &mut Criterion) {
    c.bench_function("fibonacci_10", |b| b.iter(|| fibonacci(black_box(10))));
    c.bench_function("fibonacci_20", |b| b.iter(|| fibonacci(black_box(20))));
}

criterion_group!(benches, bench_fibonacci);
criterion_main!(benches);