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author | Valentin Popov <valentin@popov.link> | 2024-07-19 15:37:58 +0300 |
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committer | Valentin Popov <valentin@popov.link> | 2024-07-19 15:37:58 +0300 |
commit | a990de90fe41456a23e58bd087d2f107d321f3a1 (patch) | |
tree | 15afc392522a9e85dc3332235e311b7d39352ea9 /vendor/anstyle-parse/benches | |
parent | 3d48cd3f81164bbfc1a755dc1d4a9a02f98c8ddd (diff) | |
download | fparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.tar.xz fparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.zip |
Deleted vendor folder
Diffstat (limited to 'vendor/anstyle-parse/benches')
-rw-r--r-- | vendor/anstyle-parse/benches/parse.rs | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/vendor/anstyle-parse/benches/parse.rs b/vendor/anstyle-parse/benches/parse.rs deleted file mode 100644 index aff8cbb..0000000 --- a/vendor/anstyle-parse/benches/parse.rs +++ /dev/null @@ -1,169 +0,0 @@ -use criterion::{black_box, Criterion}; - -use anstyle_parse::*; - -struct BenchDispatcher; -impl Perform for BenchDispatcher { - fn print(&mut self, c: char) { - black_box(c); - } - - fn execute(&mut self, byte: u8) { - black_box(byte); - } - - fn hook(&mut self, params: &Params, intermediates: &[u8], ignore: bool, c: u8) { - black_box((params, intermediates, ignore, c)); - } - - fn put(&mut self, byte: u8) { - black_box(byte); - } - - fn osc_dispatch(&mut self, params: &[&[u8]], bell_terminated: bool) { - black_box((params, bell_terminated)); - } - - fn csi_dispatch(&mut self, params: &Params, intermediates: &[u8], ignore: bool, c: u8) { - black_box((params, intermediates, ignore, c)); - } - - fn esc_dispatch(&mut self, intermediates: &[u8], ignore: bool, byte: u8) { - black_box((intermediates, ignore, byte)); - } -} - -#[derive(Default)] -struct Strip(String); -impl Strip { - fn with_capacity(capacity: usize) -> Self { - Self(String::with_capacity(capacity)) - } -} -impl Perform for Strip { - fn print(&mut self, c: char) { - self.0.push(c); - } - - fn execute(&mut self, byte: u8) { - if byte.is_ascii_whitespace() { - self.0.push(byte as char); - } - } -} - -fn strip_str(content: &str) -> String { - use anstyle_parse::state::state_change; - use anstyle_parse::state::Action; - use anstyle_parse::state::State; - - #[inline] - fn is_utf8_continuation(b: u8) -> bool { - matches!(b, 0x80..=0xbf) - } - - #[inline] - fn is_printable(action: Action, byte: u8) -> bool { - action == Action::Print - || action == Action::BeginUtf8 - // since we know the input is valid UTF-8, the only thing we can do with - // continuations is to print them - || is_utf8_continuation(byte) - || (action == Action::Execute && byte.is_ascii_whitespace()) - } - - let mut stripped = Vec::with_capacity(content.len()); - - let mut bytes = content.as_bytes(); - while !bytes.is_empty() { - let offset = bytes.iter().copied().position(|b| { - let (_next_state, action) = state_change(State::Ground, b); - !is_printable(action, b) - }); - let (printable, next) = bytes.split_at(offset.unwrap_or(bytes.len())); - stripped.extend(printable); - bytes = next; - - let mut state = State::Ground; - let offset = bytes.iter().copied().position(|b| { - let (next_state, action) = state_change(state, b); - if next_state != State::Anywhere { - state = next_state; - } - is_printable(action, b) - }); - let (_, next) = bytes.split_at(offset.unwrap_or(bytes.len())); - bytes = next; - } - - String::from_utf8(stripped).unwrap() -} - -fn parse(c: &mut Criterion) { - for (name, content) in [ - #[cfg(feature = "utf8")] - ("demo.vte", &include_bytes!("../tests/demo.vte")[..]), - ("rg_help.vte", &include_bytes!("../tests/rg_help.vte")[..]), - ("rg_linus.vte", &include_bytes!("../tests/rg_linus.vte")[..]), - ( - "state_changes", - &b"\x1b]2;X\x1b\\ \x1b[0m \x1bP0@\x1b\\"[..], - ), - ] { - // Make sure the comparison is fair - if let Ok(content) = std::str::from_utf8(content) { - let mut stripped = Strip::with_capacity(content.len()); - let mut parser = Parser::<DefaultCharAccumulator>::new(); - for byte in content.as_bytes() { - parser.advance(&mut stripped, *byte); - } - assert_eq!(stripped.0, strip_str(content)); - } - - let mut group = c.benchmark_group(name); - group.bench_function("advance", |b| { - b.iter(|| { - let mut dispatcher = BenchDispatcher; - let mut parser = Parser::<DefaultCharAccumulator>::new(); - - for byte in content { - parser.advance(&mut dispatcher, *byte); - } - }) - }); - group.bench_function("advance_strip", |b| { - b.iter(|| { - let mut stripped = Strip::with_capacity(content.len()); - let mut parser = Parser::<DefaultCharAccumulator>::new(); - - for byte in content { - parser.advance(&mut stripped, *byte); - } - - black_box(stripped.0) - }) - }); - group.bench_function("state_change", |b| { - b.iter(|| { - let mut state = anstyle_parse::state::State::default(); - for byte in content { - let (next_state, action) = anstyle_parse::state::state_change(state, *byte); - state = next_state; - black_box(action); - } - }) - }); - if let Ok(content) = std::str::from_utf8(content) { - group.bench_function("state_change_strip_str", |b| { - b.iter(|| { - let stripped = strip_str(content); - - black_box(stripped) - }) - }); - } - } -} - -criterion::criterion_group!(benches, parse); -criterion::criterion_main!(benches); |