Source code
Revision control
Copy as Markdown
Other Tools
extern crate criterion;
extern crate unicode_xid;
use criterion::{criterion_group, criterion_main, BenchmarkId, Criterion, Throughput};
use unicode_xid::UnicodeXID;
fn bench_unicode_xid(c: &mut Criterion) {
let unicode_chars = chars(1..0x3000);
let ascii_chars = chars(1..0x80);
let mut group = c.benchmark_group("UnicodeXID");
group.throughput(Throughput::Bytes(unicode_chars.len() as u64));
group.bench_with_input(
BenchmarkId::new("is_xid_start", "unicode"),
&unicode_chars,
|b, chars| b.iter(|| chars.iter().copied().map(UnicodeXID::is_xid_start).last()),
);
group.throughput(Throughput::Bytes(ascii_chars.len() as u64));
group.bench_with_input(
BenchmarkId::new("is_xid_start", "ascii"),
&ascii_chars,
|b, chars| b.iter(|| chars.iter().copied().map(UnicodeXID::is_xid_start).last()),
);
group.throughput(Throughput::Bytes(unicode_chars.len() as u64));
group.bench_with_input(
BenchmarkId::new("is_xid_continue", "unicode"),
&unicode_chars,
|b, chars| {
b.iter(|| {
chars
.iter()
.copied()
.map(UnicodeXID::is_xid_continue)
.last()
})
},
);
group.throughput(Throughput::Bytes(ascii_chars.len() as u64));
group.bench_with_input(
BenchmarkId::new("is_xid_continue", "ascii"),
&ascii_chars,
|b, chars| {
b.iter(|| {
chars
.iter()
.copied()
.map(UnicodeXID::is_xid_continue)
.last()
})
},
);
group.finish();
}
fn chars(range: std::ops::Range<u32>) -> Vec<char> {
range.filter_map(|i| std::char::from_u32(i)).collect()
}
criterion_group!(benches, bench_unicode_xid);
criterion_main!(benches);