mirror of
https://github.com/clap-rs/clap
synced 2024-12-14 14:52:33 +00:00
470531b515
This reduces ambiguity in how the different "multiple" parts of the API interact and lowrs the amount of API surface area users have to dig through to use clap. For now, this is only a matter of cleaning up the public API. Cleaning up the implementation is the next step.
221 lines
6.1 KiB
Rust
221 lines
6.1 KiB
Rust
use clap::Command;
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use clap::{arg, Arg, ArgAction};
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use criterion::{criterion_group, criterion_main, Criterion};
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use std::io::Cursor;
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fn build_help(cmd: &mut Command) -> String {
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let mut buf = Cursor::new(Vec::with_capacity(50));
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cmd.write_help(&mut buf).unwrap();
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let content = buf.into_inner();
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String::from_utf8(content).unwrap()
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}
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fn app_example1<'c>() -> Command<'c> {
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Command::new("MyApp")
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.version("1.0")
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.author("Kevin K. <kbknapp@gmail.com>")
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.about("Does awesome things")
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.arg(
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arg!(
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-c --config <FILE> "Sets a custom config file"
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)
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.required(false),
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)
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.arg(arg!(<output> "Sets an optional output file"))
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.arg(arg!(d: -d ... "Turn debugging information on"))
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.subcommand(
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Command::new("test")
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.about("does testing things")
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.arg(arg!(-l --list "lists test values")),
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)
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}
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fn app_example2<'c>() -> Command<'c> {
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Command::new("MyApp")
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.version("1.0")
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.author("Kevin K. <kbknapp@gmail.com>")
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.about("Does awesome things")
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}
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fn app_example3<'c>() -> Command<'c> {
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Command::new("MyApp")
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.arg(
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Arg::new("debug")
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.help("turn on debugging information")
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.short('d'),
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)
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.args(&[
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Arg::new("config")
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.help("sets the config file to use")
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.action(ArgAction::Set)
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.short('c')
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.long("config"),
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Arg::new("input")
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.help("the input file to use")
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.required(true),
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])
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.arg(arg!(--license "display the license file"))
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.arg(arg!([output] "Supply an output file to use"))
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.arg(
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arg!(
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-i --int <IFACE> "Set an interface to use"
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)
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.required(false),
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)
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}
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fn app_example4<'c>() -> Command<'c> {
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Command::new("MyApp")
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.about("Parses an input file to do awesome things")
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.version("1.0")
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.author("Kevin K. <kbknapp@gmail.com>")
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.arg(
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Arg::new("debug")
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.help("turn on debugging information")
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.short('d')
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.long("debug"),
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)
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.arg(
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Arg::new("config")
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.help("sets the config file to use")
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.short('c')
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.long("config"),
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)
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.arg(
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Arg::new("input")
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.help("the input file to use")
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.index(1)
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.required(true),
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)
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}
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fn app_example5<'c>() -> Command<'c> {
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Command::new("MyApp").arg(
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Arg::new("awesome")
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.help("turns up the awesome")
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.short('a')
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.long("awesome")
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.action(ArgAction::Count),
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)
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}
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fn app_example6<'c>() -> Command<'c> {
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Command::new("MyApp")
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.arg(
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Arg::new("input")
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.help("the input file to use")
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.index(1)
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.requires("config")
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.required(true),
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)
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.arg(Arg::new("config").help("the config file to use").index(2))
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}
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fn app_example7<'c>() -> Command<'c> {
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Command::new("MyApp")
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.arg(Arg::new("config"))
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.arg(Arg::new("output"))
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.arg(
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Arg::new("input")
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.help("the input file to use")
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.number_of_values(1..)
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.action(ArgAction::Append)
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.required(true)
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.short('i')
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.long("input")
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.requires("config")
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.conflicts_with("output"),
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)
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}
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fn app_example8<'c>() -> Command<'c> {
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Command::new("MyApp")
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.arg(Arg::new("config"))
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.arg(Arg::new("output"))
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.arg(
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Arg::new("input")
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.help("the input file to use")
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.number_of_values(1..)
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.action(ArgAction::Append)
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.required(true)
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.short('i')
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.long("input")
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.requires("config")
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.conflicts_with("output"),
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)
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}
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fn app_example10<'c>() -> Command<'c> {
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Command::new("myapp").about("does awesome things").arg(
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Arg::new("CONFIG")
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.help("The config file to use (default is \"config.json\")")
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.short('c')
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.action(ArgAction::Set),
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)
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}
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pub fn example1(c: &mut Criterion) {
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let mut cmd = app_example1();
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c.bench_function("example1", |b| b.iter(|| build_help(&mut cmd)));
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}
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pub fn example2(c: &mut Criterion) {
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let mut cmd = app_example2();
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c.bench_function("example2", |b| b.iter(|| build_help(&mut cmd)));
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}
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pub fn example3(c: &mut Criterion) {
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let mut cmd = app_example3();
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c.bench_function("example3", |b| b.iter(|| build_help(&mut cmd)));
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}
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pub fn example4(c: &mut Criterion) {
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let mut cmd = app_example4();
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c.bench_function("example4", |b| b.iter(|| build_help(&mut cmd)));
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}
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pub fn example5(c: &mut Criterion) {
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let mut cmd = app_example5();
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c.bench_function("example5", |b| b.iter(|| build_help(&mut cmd)));
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}
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pub fn example6(c: &mut Criterion) {
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let mut cmd = app_example6();
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c.bench_function("example6", |b| b.iter(|| build_help(&mut cmd)));
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}
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pub fn example7(c: &mut Criterion) {
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let mut cmd = app_example7();
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c.bench_function("example7", |b| b.iter(|| build_help(&mut cmd)));
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}
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pub fn example8(c: &mut Criterion) {
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let mut cmd = app_example8();
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c.bench_function("example8", |b| b.iter(|| build_help(&mut cmd)));
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}
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pub fn example10(c: &mut Criterion) {
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let mut cmd = app_example10();
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c.bench_function("example10", |b| b.iter(|| build_help(&mut cmd)));
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}
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pub fn example4_template(c: &mut Criterion) {
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let mut cmd = app_example4().help_template("{bin} {version}\n{author}\n{about}\n\nUSAGE:\n {usage}\n\nOPTIONS:\n{options}\n\nARGS:\n{args}\n");
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c.bench_function("example4_template", |b| b.iter(|| build_help(&mut cmd)));
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}
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criterion_group!(
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benches,
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example1,
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example2,
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example3,
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example4,
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example5,
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example6,
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example7,
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example8,
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example10,
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example4_template
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);
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criterion_main!(benches);
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