third_party/rust_crates/vendor/syntect/benches/loading.rs

#[macro_use]
extern crate criterion;
extern crate syntect;

use criterion::{Bencher, Criterion};
use syntect::parsing::SyntaxSet;
use syntect::highlighting::ThemeSet;


fn bench_load_internal_dump(b: &mut Bencher) {
    b.iter(|| {
        SyntaxSet::load_defaults_newlines()
    });
}

fn bench_load_internal_themes(b: &mut Bencher) {
    b.iter(|| {
        ThemeSet::load_defaults()
    });
}

fn bench_load_theme(b: &mut Bencher) {
    b.iter(|| {
        ThemeSet::get_theme("testdata/spacegray/base16-ocean.dark.tmTheme")
    });
}

fn bench_load_syntaxes(b: &mut Bencher) {
    b.iter(|| {
        let mut ps = SyntaxSet::new();
        ps.load_syntaxes("testdata/Packages", false).unwrap()
    });
}

fn bench_link_syntaxes(b: &mut Bencher) {
    let mut ps = SyntaxSet::new();
    ps.load_syntaxes("testdata/Packages", false).unwrap();
    b.iter(|| {
        ps.link_syntaxes();
    });
}

fn loading_benchmark(c: &mut Criterion) {
    c.bench_function("load_internal_dump", bench_load_internal_dump);
    c.bench_function("load_internal_themes", bench_load_internal_themes);
    c.bench_function("load_theme", bench_load_theme);
    c.bench_function("load_syntaxes", bench_load_syntaxes);
    c.bench_function("link_syntaxes", bench_link_syntaxes);
}

criterion_group! {
    name = benches;
    config = Criterion::default().sample_size(50);
    targets = loading_benchmark
}
criterion_main!(benches);