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John Doty 2024-03-08 11:03:01 -08:00
parent 5deceec006
commit 977e3c17e5
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133
third-party/vendor/winnow/benches/next_slice.rs vendored Normal file
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use criterion::black_box;
use winnow::combinator::repeat;
use winnow::prelude::*;
use winnow::token::one_of;
use winnow::token::tag;
fn next_slice(c: &mut criterion::Criterion) {
let mut group = c.benchmark_group("next_slice");
let name = "ascii";
let sample = "h".repeat(100);
let sample = sample.as_str();
group.bench_with_input(
criterion::BenchmarkId::new("char", name),
sample,
|b, sample| {
b.iter(|| black_box(parser_ascii_char.parse_peek(black_box(sample)).unwrap()));
},
);
group.bench_with_input(
criterion::BenchmarkId::new("str", name),
sample,
|b, sample| {
b.iter(|| black_box(parser_ascii_str.parse_peek(black_box(sample)).unwrap()));
},
);
group.bench_with_input(
criterion::BenchmarkId::new("one_of", name),
sample,
|b, sample| {
b.iter(|| black_box(parser_ascii_one_of.parse_peek(black_box(sample)).unwrap()));
},
);
group.bench_with_input(
criterion::BenchmarkId::new("tag_char", name),
sample,
|b, sample| {
b.iter(|| black_box(parser_ascii_tag_char.parse_peek(black_box(sample)).unwrap()));
},
);
group.bench_with_input(
criterion::BenchmarkId::new("tag_str", name),
sample,
|b, sample| {
b.iter(|| black_box(parser_ascii_tag_str.parse_peek(black_box(sample)).unwrap()));
},
);
let name = "utf8";
let sample = "🧑".repeat(100);
let sample = sample.as_str();
group.bench_with_input(
criterion::BenchmarkId::new("char", name),
sample,
|b, sample| {
b.iter(|| black_box(parser_utf8_char.parse_peek(black_box(sample)).unwrap()));
},
);
group.bench_with_input(
criterion::BenchmarkId::new("str", name),
sample,
|b, sample| {
b.iter(|| black_box(parser_utf8_str.parse_peek(black_box(sample)).unwrap()));
},
);
group.bench_with_input(
criterion::BenchmarkId::new("one_of", name),
sample,
|b, sample| {
b.iter(|| black_box(parser_utf8_one_of.parse_peek(black_box(sample)).unwrap()));
},
);
group.bench_with_input(
criterion::BenchmarkId::new("tag_char", name),
sample,
|b, sample| {
b.iter(|| black_box(parser_utf8_tag_char.parse_peek(black_box(sample)).unwrap()));
},
);
group.bench_with_input(
criterion::BenchmarkId::new("tag_str", name),
sample,
|b, sample| {
b.iter(|| black_box(parser_utf8_tag_str.parse_peek(black_box(sample)).unwrap()));
},
);
group.finish();
}
fn parser_ascii_char(input: &mut &str) -> PResult<usize> {
repeat(0.., 'h').parse_next(input)
}
fn parser_ascii_str(input: &mut &str) -> PResult<usize> {
repeat(0.., "h").parse_next(input)
}
fn parser_ascii_one_of(input: &mut &str) -> PResult<usize> {
repeat(0.., one_of('h')).parse_next(input)
}
fn parser_ascii_tag_char(input: &mut &str) -> PResult<usize> {
repeat(0.., tag('h')).parse_next(input)
}
fn parser_ascii_tag_str(input: &mut &str) -> PResult<usize> {
repeat(0.., tag("h")).parse_next(input)
}
fn parser_utf8_char(input: &mut &str) -> PResult<usize> {
repeat(0.., '🧑').parse_next(input)
}
fn parser_utf8_str(input: &mut &str) -> PResult<usize> {
repeat(0.., "🧑").parse_next(input)
}
fn parser_utf8_one_of(input: &mut &str) -> PResult<usize> {
repeat(0.., one_of('🧑')).parse_next(input)
}
fn parser_utf8_tag_char(input: &mut &str) -> PResult<usize> {
repeat(0.., tag('🧑')).parse_next(input)
}
fn parser_utf8_tag_str(input: &mut &str) -> PResult<usize> {
repeat(0.., tag("🧑")).parse_next(input)
}
criterion::criterion_group!(benches, next_slice);
criterion::criterion_main!(benches);