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clap/benches/05_ripgrep.rs
CreepySkeleton d466a56aa1 Fix benches
2020-03-04 21:31:18 +03:00

953 lines
44 KiB
Rust
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// Used to simulate a fairly large number of options/flags and parsing with thousands of positional
// args
//
// CLI used is adapted from ripgrep 48a8a3a691220f9e5b2b08f4051abe8655ea7e8a
use clap::{App, AppSettings, Arg, ArgSettings};
use criterion::{criterion_group, criterion_main, Criterion};
use std::collections::HashMap;
use std::io::Cursor;
use lazy_static::lazy_static;
pub fn build_rg_with_short_help(c: &mut Criterion) {
c.bench_function("build_rg_with_short_help", |b| b.iter(app_short));
}
pub fn build_rg_with_long_help(c: &mut Criterion) {
c.bench_function("build_rg_with_long_help", |b| b.iter(app_long));
}
pub fn write_rg_short_help(c: &mut Criterion) {
let mut app = app_short();
c.bench_function("write_rg_short_help", |b| b.iter(|| build_help(&mut app)));
}
pub fn write_rg_long_help(c: &mut Criterion) {
let mut app = app_long();
c.bench_function("write_rg_long_help", |b| b.iter(|| build_help(&mut app)));
}
pub fn parse_rg(c: &mut Criterion) {
c.bench_function("parse_rg", |b| {
b.iter(|| app_short().get_matches_from(vec!["rg", "pat"]))
});
}
pub fn parse_rg_with_complex(c: &mut Criterion) {
c.bench_function("parse_rg_with_complex", |b| {
b.iter(|| {
app_short().get_matches_from(vec![
"rg",
"pat",
"-cFlN",
"-pqr=some",
"--null",
"--no-filename",
"--no-messages",
"-SH",
"-C5",
"--follow",
"-e some",
])
})
});
}
pub fn parse_rg_with_lots(c: &mut Criterion) {
c.bench_function("parse_rg_with_lots", |b| {
b.iter(|| {
app_short().get_matches_from(vec![
"rg", "pat", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some", "some", "some", "some", "some",
"some", "some", "some", "some", "some", "some",
])
})
});
}
const ABOUT: &str = "
ripgrep (rg) recursively searches your current directory for a regex pattern.
ripgrep's regex engine uses finite automata and guarantees linear time
searching. Because of this, features like backreferences and arbitrary
lookaround are not supported.
Project home page: https://github.com/BurntSushi/ripgrep
Use -h for short descriptions and --help for more details.";
const USAGE: &str = "
rg [OPTIONS] <pattern> [<path> ...]
rg [OPTIONS] [-e PATTERN | -f FILE ]... [<path> ...]
rg [OPTIONS] --files [<path> ...]
rg [OPTIONS] --type-list";
const TEMPLATE: &str = "\
{bin} {version}
{author}
{about}
USAGE:{usage}
ARGS:
{positionals}
OPTIONS:
{unified}";
/// Build a clap application with short help strings.
fn app_short() -> App<'static> {
app(false, |k| USAGES[k].short)
}
/// Build a clap application with long help strings.
fn app_long() -> App<'static> {
app(true, |k| USAGES[k].long)
}
/// Build the help text of an application.
fn build_help(app: &mut App) -> String {
let mut buf = Cursor::new(Vec::with_capacity(50));
app.write_help(&mut buf).unwrap();
let content = buf.into_inner();
String::from_utf8(content).unwrap()
}
/// Build a clap application parameterized by usage strings.
///
/// The function given should take a clap argument name and return a help
/// string. `app` will panic if a usage string is not defined.
///
/// This is an intentionally stand-alone module so that it can be used easily
/// in a `build.rs` script to build shell completion files.
fn app<F>(_next_line_help: bool, doc: F) -> App<'static>
where
F: Fn(&'static str) -> &'static str,
{
let arg = |name| Arg::with_name(name).help(doc(name));
let flag = |name| arg(name).long(name);
App::new("ripgrep")
.author("BurntSushi") // simulating since it's only a bench
.version("0.4.0") // Simulating
.about(ABOUT)
.max_term_width(100)
.setting(AppSettings::UnifiedHelpMessage)
.override_usage(USAGE)
.help_template(TEMPLATE)
// Handle help/version manually to make their output formatting
// consistent with short/long views.
.arg(arg("help-short").short('h'))
.arg(flag("help"))
.arg(flag("version").short('V'))
// First, set up primary positional/flag arguments.
.arg(arg("pattern").required_unless_one(&[
"file",
"files",
"help-short",
"help",
"regexp",
"type-list",
"version",
]))
.arg(
arg("path")
.setting(ArgSettings::MultipleValues)
.setting(ArgSettings::MultipleOccurrences),
)
.arg(
flag("regexp")
.short('e')
.settings(&[
ArgSettings::AllowHyphenValues,
ArgSettings::MultipleOccurrences,
ArgSettings::TakesValue,
])
.value_name("pattern"),
)
.arg(
flag("files")
// This should also conflict with `pattern`, but the first file
// path will actually be in `pattern`.
.conflicts_with_all(&["file", "regexp", "type-list"]),
)
.arg(flag("type-list").conflicts_with_all(&["file", "files", "pattern", "regexp"]))
// Second, set up common flags.
.arg(flag("text").short('a'))
.arg(flag("count").short('c'))
.arg(
flag("color")
.value_name("WHEN")
.setting(ArgSettings::HidePossibleValues)
.possible_values(&["never", "auto", "always", "ansi"]),
)
.arg(
flag("colors")
.value_name("SPEC")
.settings(&[ArgSettings::MultipleOccurrences, ArgSettings::TakesValue]),
)
.arg(flag("fixed-strings").short('F'))
.arg(
flag("glob")
.short('g')
.settings(&[ArgSettings::MultipleOccurrences, ArgSettings::TakesValue])
.value_name("GLOB"),
)
.arg(flag("ignore-case").short('i'))
.arg(flag("line-number").short('n'))
.arg(flag("no-line-number").short('N'))
.arg(flag("quiet").short('q'))
.arg(
flag("type")
.short('t')
.settings(&[ArgSettings::MultipleOccurrences, ArgSettings::TakesValue])
.value_name("TYPE"),
)
.arg(
flag("type-not")
.short('T')
.settings(&[ArgSettings::MultipleOccurrences, ArgSettings::TakesValue])
.value_name("TYPE"),
)
.arg(
flag("unrestricted")
.short('u')
.setting(ArgSettings::MultipleOccurrences),
)
.arg(flag("invert-match").short('v'))
.arg(flag("word-regexp").short('w'))
// Third, set up less common flags.
.arg(
flag("after-context")
.short('A')
.value_name("NUM")
.validator(validate_number),
)
.arg(
flag("before-context")
.short('B')
.value_name("NUM")
.validator(validate_number),
)
.arg(
flag("context")
.short('C')
.value_name("NUM")
.validator(validate_number),
)
.arg(flag("column"))
.arg(flag("context-separator").value_name("SEPARATOR"))
.arg(flag("debug"))
.arg(
flag("file")
.short('f')
.value_name("FILE")
.setting(ArgSettings::MultipleOccurrences),
)
.arg(flag("files-with-matches").short('l'))
.arg(flag("files-without-match"))
.arg(flag("with-filename").short('H'))
.arg(flag("no-filename"))
.arg(flag("heading").overrides_with("no-heading"))
.arg(flag("no-heading").overrides_with("heading"))
.arg(flag("hidden"))
.arg(
flag("ignore-file")
.value_name("FILE")
.setting(ArgSettings::MultipleOccurrences),
)
.arg(flag("follow").short('L'))
.arg(
flag("max-count")
.short('m')
.value_name("NUM")
.validator(validate_number),
)
.arg(
flag("maxdepth")
.value_name("NUM")
.validator(validate_number),
)
.arg(flag("mmap"))
.arg(flag("no-messages"))
.arg(flag("no-mmap"))
.arg(flag("no-ignore"))
.arg(flag("no-ignore-parent"))
.arg(flag("no-ignore-vcs"))
.arg(flag("null"))
.arg(flag("path-separator").value_name("SEPARATOR"))
.arg(flag("pretty").short('p'))
.arg(flag("replace").short('r').value_name("ARG"))
.arg(flag("case-sensitive").short('s'))
.arg(flag("smart-case").short('S'))
.arg(flag("sort-files"))
.arg(
flag("threads")
.short('j')
.value_name("ARG")
.validator(validate_number),
)
.arg(flag("vimgrep"))
.arg(
flag("type-add")
.value_name("TYPE")
.setting(ArgSettings::MultipleOccurrences),
)
.arg(
flag("type-clear")
.value_name("TYPE")
.setting(ArgSettings::MultipleOccurrences),
)
}
struct Usage {
short: &'static str,
long: &'static str,
}
macro_rules! doc {
($map:expr, $name:expr, $short:expr) => {
doc!($map, $name, $short, $short)
};
($map:expr, $name:expr, $short:expr, $long:expr) => {
$map.insert(
$name,
Usage {
short: $short,
long: concat!($long, "\n "),
},
);
};
}
lazy_static! {
static ref USAGES: HashMap<&'static str, Usage> = {
let mut h = HashMap::new();
doc!(
h,
"help-short",
"Show short help output.",
"Show short help output. Use --help to show more details."
);
doc!(
h,
"help",
"Show verbose help output.",
"When given, more details about flags are provided."
);
doc!(h, "version", "Prints version information.");
doc!(
h,
"pattern",
"A regular expression used for searching.",
"A regular expression used for searching. Multiple patterns \
may be given. To match a pattern beginning with a -, use [-]."
);
doc!(
h,
"regexp",
"A regular expression used for searching.",
"A regular expression used for searching. Multiple patterns \
may be given. To match a pattern beginning with a -, use [-]."
);
doc!(
h,
"path",
"A file or directory to search.",
"A file or directory to search. Directories are searched \
recursively."
);
doc!(
h,
"files",
"Print each file that would be searched.",
"Print each file that would be searched without actually \
performing the search. This is useful to determine whether a \
particular file is being searched or not."
);
doc!(
h,
"type-list",
"Show all supported file types.",
"Show all supported file types and their corresponding globs."
);
doc!(h, "text", "Search binary files as if they were text.");
doc!(h, "count", "Only show count of matches for each file.");
doc!(
h,
"color",
"When to use color. [default: auto]",
"When to use color in the output. The possible values are \
never, auto, always or ansi. The default is auto. When always \
is used, coloring is attempted based on your environment. When \
ansi used, coloring is forcefully done using ANSI escape color \
codes."
);
doc!(
h,
"colors",
"Configure color settings and styles.",
"This flag specifies color settings for use in the output. \
This flag may be provided multiple times. Settings are applied \
iteratively. Colors are limited to one of eight choices: \
red, blue, green, cyan, magenta, yellow, white and black. \
Styles are limited to nobold, bold, nointense or intense.\n\n\
The format of the flag is {type}:{attribute}:{value}. {type} \
should be one of path, line or match. {attribute} can be fg, bg \
or style. {value} is either a color (for fg and bg) or a text \
style. A special format, {type}:none, will clear all color \
settings for {type}.\n\nFor example, the following command will \
change the match color to magenta and the background color for \
line numbers to yellow:\n\n\
rg --colors 'match:fg:magenta' --colors 'line:bg:yellow' foo."
);
doc!(
h,
"fixed-strings",
"Treat the pattern as a literal string.",
"Treat the pattern as a literal string instead of a regular \
expression. When this flag is used, special regular expression \
meta characters such as (){}*+. do not need to be escaped."
);
doc!(
h,
"glob",
"Include or exclude files/directories.",
"Include or exclude files/directories for searching that \
match the given glob. This always overrides any other \
ignore logic. Multiple glob flags may be used. Globbing \
rules match .gitignore globs. Precede a glob with a ! \
to exclude it."
);
doc!(
h,
"ignore-case",
"Case insensitive search.",
"Case insensitive search. This is overridden by \
--case-sensitive."
);
doc!(
h,
"line-number",
"Show line numbers.",
"Show line numbers (1-based). This is enabled by default when \
searching in a tty."
);
doc!(
h,
"no-line-number",
"Suppress line numbers.",
"Suppress line numbers. This is enabled by default when NOT \
searching in a tty."
);
doc!(
h,
"quiet",
"Do not print anything to stdout.",
"Do not print anything to stdout. If a match is found in a file, \
stop searching. This is useful when ripgrep is used only for \
its exit code."
);
doc!(
h,
"type",
"Only search files matching TYPE.",
"Only search files matching TYPE. Multiple type flags may be \
provided. Use the --type-list flag to list all available \
types."
);
doc!(
h,
"type-not",
"Do not search files matching TYPE.",
"Do not search files matching TYPE. Multiple type-not flags may \
be provided. Use the --type-list flag to list all available \
types."
);
doc!(
h,
"unrestricted",
"Reduce the level of \"smart\" searching.",
"Reduce the level of \"smart\" searching. A single -u \
won't respect .gitignore (etc.) files. Two -u flags will \
additionally search hidden files and directories. Three \
-u flags will additionally search binary files. -uu is \
roughly equivalent to grep -r and -uuu is roughly \
equivalent to grep -a -r."
);
doc!(
h,
"invert-match",
"Invert matching.",
"Invert matching. Show lines that don't match given patterns."
);
doc!(
h,
"word-regexp",
"Only show matches surrounded by word boundaries.",
"Only show matches surrounded by word boundaries. This is \
equivalent to putting \\b before and after all of the search \
patterns."
);
doc!(h, "after-context", "Show NUM lines after each match.");
doc!(h, "before-context", "Show NUM lines before each match.");
doc!(h, "context", "Show NUM lines before and after each match.");
doc!(
h,
"column",
"Show column numbers",
"Show column numbers (1-based). This only shows the column \
numbers for the first match on each line. This does not try \
to account for Unicode. One byte is equal to one column. This \
implies --line-number."
);
doc!(
h,
"context-separator",
"Set the context separator string. [default: --]",
"The string used to separate non-contiguous context lines in the \
output. Escape sequences like \\x7F or \\t may be used. The \
default value is --."
);
doc!(
h,
"debug",
"Show debug messages.",
"Show debug messages. Please use this when filing a bug report."
);
doc!(
h,
"file",
"Search for patterns from the given file.",
"Search for patterns from the given file, with one pattern per \
line. When this flag is used or multiple times or in \
combination with the -e/--regexp flag, then all patterns \
provided are searched. Empty pattern lines will match all input \
lines, and the newline is not counted as part of the pattern."
);
doc!(
h,
"files-with-matches",
"Only show the path of each file with at least one match."
);
doc!(
h,
"files-without-match",
"Only show the path of each file that contains zero matches."
);
doc!(
h,
"with-filename",
"Show file name for each match.",
"Prefix each match with the file name that contains it. This is \
the default when more than one file is searched."
);
doc!(
h,
"no-filename",
"Never show the file name for a match.",
"Never show the file name for a match. This is the default when \
one file is searched."
);
doc!(
h,
"heading",
"Show matches grouped by each file.",
"This shows the file name above clusters of matches from each \
file instead of showing the file name for every match. This is \
the default mode at a tty."
);
doc!(
h,
"no-heading",
"Don't group matches by each file.",
"Don't group matches by each file. If -H/--with-filename is \
enabled, then file names will be shown for every line matched. \
This is the default mode when not at a tty."
);
doc!(
h,
"hidden",
"Search hidden files and directories.",
"Search hidden files and directories. By default, hidden files \
and directories are skipped."
);
doc!(
h,
"ignore-file",
"Specify additional ignore files.",
"Specify additional ignore files for filtering file paths. \
Ignore files should be in the gitignore format and are matched \
relative to the current working directory. These ignore files \
have lower precedence than all other ignore files. When \
specifying multiple ignore files, earlier files have lower \
precedence than later files."
);
doc!(h, "follow", "Follow symbolic links.");
doc!(
h,
"max-count",
"Limit the number of matches.",
"Limit the number of matching lines per file searched to NUM."
);
doc!(
h,
"maxdepth",
"Descend at most NUM directories.",
"Limit the depth of directory traversal to NUM levels beyond \
the paths given. A value of zero only searches the \
starting-points themselves.\n\nFor example, \
'rg --maxdepth 0 dir/' is a no-op because dir/ will not be \
descended into. 'rg --maxdepth 1 dir/' will search only the \
direct children of dir/."
);
doc!(
h,
"mmap",
"Searching using memory maps when possible.",
"Search using memory maps when possible. This is enabled by \
default when ripgrep thinks it will be faster. Note that memory \
map searching doesn't currently support all options, so if an \
incompatible option (e.g., --context) is given with --mmap, \
then memory maps will not be used."
);
doc!(
h,
"no-messages",
"Suppress all error messages.",
"Suppress all error messages. This is equivalent to redirecting \
stderr to /dev/null."
);
doc!(
h,
"no-mmap",
"Never use memory maps.",
"Never use memory maps, even when they might be faster."
);
doc!(
h,
"no-ignore",
"Don't respect ignore files.",
"Don't respect ignore files (.gitignore, .ignore, etc.). This \
implies --no-ignore-parent and --no-ignore-vcs."
);
doc!(
h,
"no-ignore-parent",
"Don't respect ignore files in parent directories.",
"Don't respect ignore files (.gitignore, .ignore, etc.) in \
parent directories."
);
doc!(
h,
"no-ignore-vcs",
"Don't respect VCS ignore files",
"Don't respect version control ignore files (.gitignore, etc.). \
This implies --no-ignore-parent. Note that .ignore files will \
continue to be respected."
);
doc!(
h,
"null",
"Print NUL byte after file names",
"Whenever a file name is printed, follow it with a NUL byte. \
This includes printing file names before matches, and when \
printing a list of matching files such as with --count, \
--files-with-matches and --files. This option is useful for use \
with xargs."
);
doc!(
h,
"path-separator",
"Path separator to use when printing file paths.",
"The path separator to use when printing file paths. This \
defaults to your platform's path separator, which is / on Unix \
and \\ on Windows. This flag is intended for overriding the \
default when the environment demands it (e.g., cygwin). A path \
separator is limited to a single byte."
);
doc!(h, "pretty", "Alias for --color always --heading -n.");
doc!(
h,
"replace",
"Replace matches with string given.",
"Replace every match with the string given when printing \
results. Neither this flag nor any other flag will modify your \
files.\n\nCapture group indices (e.g., $5) and names \
(e.g., $foo) are supported in the replacement string.\n\n\
Note that the replacement by default replaces each match, and \
NOT the entire line. To replace the entire line, you should \
match the entire line."
);
doc!(
h,
"case-sensitive",
"Search case sensitively.",
"Search case sensitively. This overrides -i/--ignore-case and \
-S/--smart-case."
);
doc!(
h,
"smart-case",
"Smart case search.",
"Searches case insensitively if the pattern is all lowercase. \
Search case sensitively otherwise. This is overridden by \
either -s/--case-sensitive or -i/--ignore-case."
);
doc!(
h,
"sort-files",
"Sort results by file path. Implies --threads=1.",
"Sort results by file path. Note that this currently \
disables all parallelism and runs search in a single thread."
);
doc!(
h,
"threads",
"The approximate number of threads to use.",
"The approximate number of threads to use. A value of 0 (which \
is the default) causes ripgrep to choose the thread count \
using heuristics."
);
doc!(
h,
"vimgrep",
"Show results in vim compatible format.",
"Show results with every match on its own line, including \
line numbers and column numbers. With this option, a line with \
more than one match will be printed more than once."
);
doc!(
h,
"type-add",
"Add a new glob for a file type.",
"Add a new glob for a particular file type. Only one glob can be \
added at a time. Multiple --type-add flags can be provided. \
Unless --type-clear is used, globs are added to any existing \
globs defined inside of ripgrep.\n\nNote that this MUST be \
passed to every invocation of ripgrep. Type settings are NOT \
persisted.\n\nExample: \
rg --type-add 'foo:*.foo' -tfoo PATTERN.\n\n\
--type-add can also be used to include rules from other types \
with the special include directive. The include directive \
permits specifying one or more other type names (separated by a \
comma) that have been defined and its rules will automatically \
be imported into the type specified. For example, to create a \
type called src that matches C++, Python and Markdown files, one \
can use:\n\n\
--type-add 'src:include:cpp,py,md'\n\n\
Additional glob rules can still be added to the src type by \
using the --type-add flag again:\n\n\
--type-add 'src:include:cpp,py,md' --type-add 'src:*.foo'\n\n\
Note that type names must consist only of Unicode letters or \
numbers. Punctuation characters are not allowed."
);
doc!(
h,
"type-clear",
"Clear globs for given file type.",
"Clear the file type globs previously defined for TYPE. This \
only clears the default type definitions that are found inside \
of ripgrep.\n\nNote that this MUST be passed to every \
invocation of ripgrep. Type settings are NOT persisted."
);
h
};
}
fn validate_number(s: String) -> Result<(), String> {
s.parse::<usize>()
.map(|_| ())
.map_err(|err| err.to_string())
}
criterion_group!(
benches,
build_rg_with_short_help,
build_rg_with_long_help,
write_rg_short_help,
write_rg_long_help,
parse_rg,
parse_rg_with_complex,
parse_rg_with_lots
);
criterion_main!(benches);
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