diff options
Diffstat (limited to 'vendor/clap/examples/tutorial_builder')
37 files changed, 1112 insertions, 0 deletions
diff --git a/vendor/clap/examples/tutorial_builder/01_quick.md b/vendor/clap/examples/tutorial_builder/01_quick.md new file mode 100644 index 000000000..bdba15cd2 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/01_quick.md @@ -0,0 +1,35 @@ +```console +$ 01_quick --help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 01_quick[EXE] [OPTIONS] [name] [COMMAND] + +Commands: + test does testing things + help Print this message or the help of the given subcommand(s) + +Arguments: + [name] Optional name to operate on + +Options: + -c, --config <FILE> Sets a custom config file + -d, --debug... Turn debugging information on + -h, --help Print help + -V, --version Print version + +``` + +By default, the program does nothing: +```console +$ 01_quick +Debug mode is off + +``` + +But you can mix and match the various features +```console +$ 01_quick -dd test +Debug mode is on +Not printing testing lists... + +``` diff --git a/vendor/clap/examples/tutorial_builder/01_quick.rs b/vendor/clap/examples/tutorial_builder/01_quick.rs new file mode 100644 index 000000000..8126e335e --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/01_quick.rs @@ -0,0 +1,60 @@ +use std::path::PathBuf; + +use clap::{arg, command, value_parser, ArgAction, Command}; + +fn main() { + let matches = command!() // requires `cargo` feature + .arg(arg!([name] "Optional name to operate on")) + .arg( + arg!( + -c --config <FILE> "Sets a custom config file" + ) + // We don't have syntax yet for optional options, so manually calling `required` + .required(false) + .value_parser(value_parser!(PathBuf)), + ) + .arg(arg!( + -d --debug ... "Turn debugging information on" + )) + .subcommand( + Command::new("test") + .about("does testing things") + .arg(arg!(-l --list "lists test values").action(ArgAction::SetTrue)), + ) + .get_matches(); + + // You can check the value provided by positional arguments, or option arguments + if let Some(name) = matches.get_one::<String>("name") { + println!("Value for name: {}", name); + } + + if let Some(config_path) = matches.get_one::<PathBuf>("config") { + println!("Value for config: {}", config_path.display()); + } + + // You can see how many times a particular flag or argument occurred + // Note, only flags can have multiple occurrences + match matches + .get_one::<u8>("debug") + .expect("Count's are defaulted") + { + 0 => println!("Debug mode is off"), + 1 => println!("Debug mode is kind of on"), + 2 => println!("Debug mode is on"), + _ => println!("Don't be crazy"), + } + + // You can check for the existence of subcommands, and if found use their + // matches just as you would the top level cmd + if let Some(matches) = matches.subcommand_matches("test") { + // "$ myapp test" was run + if matches.get_flag("list") { + // "$ myapp test -l" was run + println!("Printing testing lists..."); + } else { + println!("Not printing testing lists..."); + } + } + + // Continued program logic goes here... +} diff --git a/vendor/clap/examples/tutorial_builder/02_app_settings.md b/vendor/clap/examples/tutorial_builder/02_app_settings.md new file mode 100644 index 000000000..3ac9a95e7 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/02_app_settings.md @@ -0,0 +1,17 @@ +```console +$ 02_app_settings --help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 02_app_settings[EXE] --two <VALUE> --one <VALUE> + +Options: + --two <VALUE> + + --one <VALUE> + + -h, --help + Print help + -V, --version + Print version + +``` diff --git a/vendor/clap/examples/tutorial_builder/02_app_settings.rs b/vendor/clap/examples/tutorial_builder/02_app_settings.rs new file mode 100644 index 000000000..4e30ec9a5 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/02_app_settings.rs @@ -0,0 +1,18 @@ +use clap::{arg, command, ArgAction}; + +fn main() { + let matches = command!() // requires `cargo` feature + .next_line_help(true) + .arg(arg!(--two <VALUE>).required(true).action(ArgAction::Set)) + .arg(arg!(--one <VALUE>).required(true).action(ArgAction::Set)) + .get_matches(); + + println!( + "two: {:?}", + matches.get_one::<String>("two").expect("required") + ); + println!( + "one: {:?}", + matches.get_one::<String>("one").expect("required") + ); +} diff --git a/vendor/clap/examples/tutorial_builder/02_apps.md b/vendor/clap/examples/tutorial_builder/02_apps.md new file mode 100644 index 000000000..1f8b071b1 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/02_apps.md @@ -0,0 +1,16 @@ +```console +$ 02_apps --help +Does awesome things + +Usage: 02_apps[EXE] --two <VALUE> --one <VALUE> + +Options: + --two <VALUE> + --one <VALUE> + -h, --help Print help + -V, --version Print version + +$ 02_apps --version +MyApp 1.0 + +``` diff --git a/vendor/clap/examples/tutorial_builder/02_apps.rs b/vendor/clap/examples/tutorial_builder/02_apps.rs new file mode 100644 index 000000000..7d98e6cfe --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/02_apps.rs @@ -0,0 +1,20 @@ +use clap::{arg, Command}; + +fn main() { + let matches = Command::new("MyApp") + .version("1.0") + .author("Kevin K. <kbknapp@gmail.com>") + .about("Does awesome things") + .arg(arg!(--two <VALUE>).required(true)) + .arg(arg!(--one <VALUE>).required(true)) + .get_matches(); + + println!( + "two: {:?}", + matches.get_one::<String>("two").expect("required") + ); + println!( + "one: {:?}", + matches.get_one::<String>("one").expect("required") + ); +} diff --git a/vendor/clap/examples/tutorial_builder/02_crate.md b/vendor/clap/examples/tutorial_builder/02_crate.md new file mode 100644 index 000000000..a0d21b3ec --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/02_crate.md @@ -0,0 +1,16 @@ +```console +$ 02_crate --help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 02_crate[EXE] --two <VALUE> --one <VALUE> + +Options: + --two <VALUE> + --one <VALUE> + -h, --help Print help + -V, --version Print version + +$ 02_crate --version +clap [..] + +``` diff --git a/vendor/clap/examples/tutorial_builder/02_crate.rs b/vendor/clap/examples/tutorial_builder/02_crate.rs new file mode 100644 index 000000000..ad6bb4713 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/02_crate.rs @@ -0,0 +1,18 @@ +use clap::{arg, command}; + +fn main() { + // requires `cargo` feature, reading name, version, author, and description from `Cargo.toml` + let matches = command!() + .arg(arg!(--two <VALUE>).required(true)) + .arg(arg!(--one <VALUE>).required(true)) + .get_matches(); + + println!( + "two: {:?}", + matches.get_one::<String>("two").expect("required") + ); + println!( + "one: {:?}", + matches.get_one::<String>("one").expect("required") + ); +} diff --git a/vendor/clap/examples/tutorial_builder/03_01_flag_bool.md b/vendor/clap/examples/tutorial_builder/03_01_flag_bool.md new file mode 100644 index 000000000..feec8e0a7 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_01_flag_bool.md @@ -0,0 +1,26 @@ +```console +$ 03_01_flag_bool --help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 03_01_flag_bool[EXE] [OPTIONS] + +Options: + -v, --verbose + -h, --help Print help + -V, --version Print version + +$ 03_01_flag_bool +verbose: false + +$ 03_01_flag_bool --verbose +verbose: true + +$ 03_01_flag_bool --verbose --verbose +? failed +error: the argument '--verbose' cannot be used multiple times + +Usage: 03_01_flag_bool[EXE] [OPTIONS] + +For more information, try '--help'. + +``` diff --git a/vendor/clap/examples/tutorial_builder/03_01_flag_bool.rs b/vendor/clap/examples/tutorial_builder/03_01_flag_bool.rs new file mode 100644 index 000000000..03f2f1756 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_01_flag_bool.rs @@ -0,0 +1,14 @@ +use clap::{command, Arg, ArgAction}; + +fn main() { + let matches = command!() // requires `cargo` feature + .arg( + Arg::new("verbose") + .short('v') + .long("verbose") + .action(ArgAction::SetTrue), + ) + .get_matches(); + + println!("verbose: {:?}", matches.get_flag("verbose")); +} diff --git a/vendor/clap/examples/tutorial_builder/03_01_flag_count.md b/vendor/clap/examples/tutorial_builder/03_01_flag_count.md new file mode 100644 index 000000000..5e964b67a --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_01_flag_count.md @@ -0,0 +1,21 @@ +```console +$ 03_01_flag_count --help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 03_01_flag_count[EXE] [OPTIONS] + +Options: + -v, --verbose... + -h, --help Print help + -V, --version Print version + +$ 03_01_flag_count +verbose: 0 + +$ 03_01_flag_count --verbose +verbose: 1 + +$ 03_01_flag_count --verbose --verbose +verbose: 2 + +``` diff --git a/vendor/clap/examples/tutorial_builder/03_01_flag_count.rs b/vendor/clap/examples/tutorial_builder/03_01_flag_count.rs new file mode 100644 index 000000000..492f7d4c1 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_01_flag_count.rs @@ -0,0 +1,14 @@ +use clap::{command, Arg, ArgAction}; + +fn main() { + let matches = command!() // requires `cargo` feature + .arg( + Arg::new("verbose") + .short('v') + .long("verbose") + .action(ArgAction::Count), + ) + .get_matches(); + + println!("verbose: {:?}", matches.get_count("verbose")); +} diff --git a/vendor/clap/examples/tutorial_builder/03_02_option.md b/vendor/clap/examples/tutorial_builder/03_02_option.md new file mode 100644 index 000000000..42b81fd42 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_02_option.md @@ -0,0 +1,30 @@ +```console +$ 03_02_option --help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 03_02_option[EXE] [OPTIONS] + +Options: + -n, --name <name> + -h, --help Print help + -V, --version Print version + +$ 03_02_option +name: None + +$ 03_02_option --name bob +name: Some("bob") + +$ 03_02_option --name=bob +name: Some("bob") + +$ 03_02_option -n bob +name: Some("bob") + +$ 03_02_option -n=bob +name: Some("bob") + +$ 03_02_option -nbob +name: Some("bob") + +``` diff --git a/vendor/clap/examples/tutorial_builder/03_02_option.rs b/vendor/clap/examples/tutorial_builder/03_02_option.rs new file mode 100644 index 000000000..e9ba3e41a --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_02_option.rs @@ -0,0 +1,9 @@ +use clap::{command, Arg}; + +fn main() { + let matches = command!() // requires `cargo` feature + .arg(Arg::new("name").short('n').long("name")) + .get_matches(); + + println!("name: {:?}", matches.get_one::<String>("name")); +} diff --git a/vendor/clap/examples/tutorial_builder/03_02_option_mult.md b/vendor/clap/examples/tutorial_builder/03_02_option_mult.md new file mode 100644 index 000000000..659748e4d --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_02_option_mult.md @@ -0,0 +1,30 @@ +```console +$ 03_02_option_mult --help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 03_02_option_mult[EXE] [OPTIONS] + +Options: + -n, --name <name> + -h, --help Print help + -V, --version Print version + +$ 03_02_option_mult +name: None + +$ 03_02_option_mult --name bob +name: Some("bob") + +$ 03_02_option_mult --name=bob +name: Some("bob") + +$ 03_02_option_mult -n bob +name: Some("bob") + +$ 03_02_option_mult -n=bob +name: Some("bob") + +$ 03_02_option_mult -nbob +name: Some("bob") + +``` diff --git a/vendor/clap/examples/tutorial_builder/03_02_option_mult.rs b/vendor/clap/examples/tutorial_builder/03_02_option_mult.rs new file mode 100644 index 000000000..1370477eb --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_02_option_mult.rs @@ -0,0 +1,14 @@ +use clap::{command, Arg, ArgAction}; + +fn main() { + let matches = command!() // requires `cargo` feature + .arg( + Arg::new("name") + .short('n') + .long("name") + .action(ArgAction::Append), + ) + .get_matches(); + + println!("name: {:?}", matches.get_one::<String>("name")); +} diff --git a/vendor/clap/examples/tutorial_builder/03_03_positional.md b/vendor/clap/examples/tutorial_builder/03_03_positional.md new file mode 100644 index 000000000..d8d49f39b --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_03_positional.md @@ -0,0 +1,20 @@ +```console +$ 03_03_positional --help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 03_03_positional[EXE] [name] + +Arguments: + [name] + +Options: + -h, --help Print help + -V, --version Print version + +$ 03_03_positional +name: None + +$ 03_03_positional bob +name: Some("bob") + +``` diff --git a/vendor/clap/examples/tutorial_builder/03_03_positional.rs b/vendor/clap/examples/tutorial_builder/03_03_positional.rs new file mode 100644 index 000000000..f652d27ca --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_03_positional.rs @@ -0,0 +1,9 @@ +use clap::{command, Arg}; + +fn main() { + let matches = command!() // requires `cargo` feature + .arg(Arg::new("name")) + .get_matches(); + + println!("name: {:?}", matches.get_one::<String>("name")); +} diff --git a/vendor/clap/examples/tutorial_builder/03_03_positional_mult.md b/vendor/clap/examples/tutorial_builder/03_03_positional_mult.md new file mode 100644 index 000000000..174ddd9f7 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_03_positional_mult.md @@ -0,0 +1,23 @@ +```console +$ 03_03_positional_mult --help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 03_03_positional_mult[EXE] [name]... + +Arguments: + [name]... + +Options: + -h, --help Print help + -V, --version Print version + +$ 03_03_positional_mult +names: [] + +$ 03_03_positional_mult bob +names: ["bob"] + +$ 03_03_positional_mult bob john +names: ["bob", "john"] + +``` diff --git a/vendor/clap/examples/tutorial_builder/03_03_positional_mult.rs b/vendor/clap/examples/tutorial_builder/03_03_positional_mult.rs new file mode 100644 index 000000000..bcd288d8d --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_03_positional_mult.rs @@ -0,0 +1,15 @@ +use clap::{command, Arg, ArgAction}; + +fn main() { + let matches = command!() // requires `cargo` feature + .arg(Arg::new("name").action(ArgAction::Append)) + .get_matches(); + + let args = matches + .get_many::<String>("name") + .unwrap_or_default() + .map(|v| v.as_str()) + .collect::<Vec<_>>(); + + println!("names: {:?}", &args); +} diff --git a/vendor/clap/examples/tutorial_builder/03_04_subcommands.md b/vendor/clap/examples/tutorial_builder/03_04_subcommands.md new file mode 100644 index 000000000..7c73add71 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_04_subcommands.md @@ -0,0 +1,58 @@ +```console +$ 03_04_subcommands help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 03_04_subcommands[EXE] <COMMAND> + +Commands: + add Adds files to myapp + help Print this message or the help of the given subcommand(s) + +Options: + -h, --help Print help + -V, --version Print version + +$ 03_04_subcommands help add +Adds files to myapp + +Usage: 03_04_subcommands[EXE] add [NAME] + +Arguments: + [NAME] + +Options: + -h, --help Print help + -V, --version Print version + +$ 03_04_subcommands add bob +'myapp add' was used, name is: Some("bob") + +``` + +Because we set [`Command::arg_required_else_help`][crate::Command::arg_required_else_help]: +```console +$ 03_04_subcommands +? failed +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 03_04_subcommands[EXE] <COMMAND> + +Commands: + add Adds files to myapp + help Print this message or the help of the given subcommand(s) + +Options: + -h, --help Print help + -V, --version Print version + +``` + +Because we set [`Command::propagate_version`][crate::Command::propagate_version]: +```console +$ 03_04_subcommands --version +clap [..] + +$ 03_04_subcommands add --version +clap-add [..] + +``` diff --git a/vendor/clap/examples/tutorial_builder/03_04_subcommands.rs b/vendor/clap/examples/tutorial_builder/03_04_subcommands.rs new file mode 100644 index 000000000..fbe23809e --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_04_subcommands.rs @@ -0,0 +1,22 @@ +use clap::{arg, command, Command}; + +fn main() { + let matches = command!() // requires `cargo` feature + .propagate_version(true) + .subcommand_required(true) + .arg_required_else_help(true) + .subcommand( + Command::new("add") + .about("Adds files to myapp") + .arg(arg!([NAME])), + ) + .get_matches(); + + match matches.subcommand() { + Some(("add", sub_matches)) => println!( + "'myapp add' was used, name is: {:?}", + sub_matches.get_one::<String>("NAME") + ), + _ => unreachable!("Exhausted list of subcommands and subcommand_required prevents `None`"), + } +} diff --git a/vendor/clap/examples/tutorial_builder/03_05_default_values.md b/vendor/clap/examples/tutorial_builder/03_05_default_values.md new file mode 100644 index 000000000..b62a41550 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_05_default_values.md @@ -0,0 +1,20 @@ +```console +$ 03_05_default_values --help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 03_05_default_values[EXE] [PORT] + +Arguments: + [PORT] [default: 2020] + +Options: + -h, --help Print help + -V, --version Print version + +$ 03_05_default_values +port: 2020 + +$ 03_05_default_values 22 +port: 22 + +``` diff --git a/vendor/clap/examples/tutorial_builder/03_05_default_values.rs b/vendor/clap/examples/tutorial_builder/03_05_default_values.rs new file mode 100644 index 000000000..d259ee06e --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/03_05_default_values.rs @@ -0,0 +1,18 @@ +use clap::{arg, command, value_parser}; + +fn main() { + let matches = command!() // requires `cargo` feature + .arg( + arg!([PORT]) + .value_parser(value_parser!(u16)) + .default_value("2020"), + ) + .get_matches(); + + println!( + "port: {:?}", + matches + .get_one::<u16>("PORT") + .expect("default ensures there is always a value") + ); +} diff --git a/vendor/clap/examples/tutorial_builder/04_01_enum.md b/vendor/clap/examples/tutorial_builder/04_01_enum.md new file mode 100644 index 000000000..ec4c0aea1 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/04_01_enum.md @@ -0,0 +1,47 @@ +```console +$ 04_01_enum --help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 04_01_enum[EXE] <MODE> + +Arguments: + <MODE> + What mode to run the program in + + Possible values: + - fast: Run swiftly + - slow: Crawl slowly but steadily + +Options: + -h, --help + Print help (see a summary with '-h') + + -V, --version + Print version + +$ 04_01_enum -h +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 04_01_enum[EXE] <MODE> + +Arguments: + <MODE> What mode to run the program in [possible values: fast, slow] + +Options: + -h, --help Print help (see more with '--help') + -V, --version Print version + +$ 04_01_enum fast +Hare + +$ 04_01_enum slow +Tortoise + +$ 04_01_enum medium +? failed +error: invalid value 'medium' for '<MODE>' + [possible values: fast, slow] + +For more information, try '--help'. + +``` diff --git a/vendor/clap/examples/tutorial_builder/04_01_enum.rs b/vendor/clap/examples/tutorial_builder/04_01_enum.rs new file mode 100644 index 000000000..1afa018a1 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/04_01_enum.rs @@ -0,0 +1,66 @@ +use clap::{arg, builder::PossibleValue, command, value_parser, ValueEnum}; + +#[derive(Copy, Clone, PartialEq, Eq, PartialOrd, Ord)] +enum Mode { + Fast, + Slow, +} + +// Can also be derived with feature flag `derive` +impl ValueEnum for Mode { + fn value_variants<'a>() -> &'a [Self] { + &[Mode::Fast, Mode::Slow] + } + + fn to_possible_value<'a>(&self) -> Option<PossibleValue> { + Some(match self { + Mode::Fast => PossibleValue::new("fast").help("Run swiftly"), + Mode::Slow => PossibleValue::new("slow").help("Crawl slowly but steadily"), + }) + } +} + +impl std::fmt::Display for Mode { + fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { + self.to_possible_value() + .expect("no values are skipped") + .get_name() + .fmt(f) + } +} + +impl std::str::FromStr for Mode { + type Err = String; + + fn from_str(s: &str) -> Result<Self, Self::Err> { + for variant in Self::value_variants() { + if variant.to_possible_value().unwrap().matches(s, false) { + return Ok(*variant); + } + } + Err(format!("invalid variant: {}", s)) + } +} + +fn main() { + let matches = command!() // requires `cargo` feature + .arg( + arg!(<MODE>) + .help("What mode to run the program in") + .value_parser(value_parser!(Mode)), + ) + .get_matches(); + + // Note, it's safe to call unwrap() because the arg is required + match matches + .get_one::<Mode>("MODE") + .expect("'MODE' is required and parsing will fail if its missing") + { + Mode::Fast => { + println!("Hare"); + } + Mode::Slow => { + println!("Tortoise"); + } + } +} diff --git a/vendor/clap/examples/tutorial_builder/04_01_possible.md b/vendor/clap/examples/tutorial_builder/04_01_possible.md new file mode 100644 index 000000000..fa2c83539 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/04_01_possible.md @@ -0,0 +1,27 @@ +```console +$ 04_01_possible --help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 04_01_possible[EXE] <MODE> + +Arguments: + <MODE> What mode to run the program in [possible values: fast, slow] + +Options: + -h, --help Print help + -V, --version Print version + +$ 04_01_possible fast +Hare + +$ 04_01_possible slow +Tortoise + +$ 04_01_possible medium +? failed +error: invalid value 'medium' for '<MODE>' + [possible values: fast, slow] + +For more information, try '--help'. + +``` diff --git a/vendor/clap/examples/tutorial_builder/04_01_possible.rs b/vendor/clap/examples/tutorial_builder/04_01_possible.rs new file mode 100644 index 000000000..3da7aca74 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/04_01_possible.rs @@ -0,0 +1,26 @@ +use clap::{arg, command}; + +fn main() { + let matches = command!() // requires `cargo` feature + .arg( + arg!(<MODE>) + .help("What mode to run the program in") + .value_parser(["fast", "slow"]), + ) + .get_matches(); + + // Note, it's safe to call unwrap() because the arg is required + match matches + .get_one::<String>("MODE") + .expect("'MODE' is required and parsing will fail if its missing") + .as_str() + { + "fast" => { + println!("Hare"); + } + "slow" => { + println!("Tortoise"); + } + _ => unreachable!(), + } +} diff --git a/vendor/clap/examples/tutorial_builder/04_02_parse.md b/vendor/clap/examples/tutorial_builder/04_02_parse.md new file mode 100644 index 000000000..af03e95cb --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/04_02_parse.md @@ -0,0 +1,29 @@ +```console +$ 04_02_parse --help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 04_02_parse[EXE] <PORT> + +Arguments: + <PORT> Network port to use + +Options: + -h, --help Print help + -V, --version Print version + +$ 04_02_parse 22 +PORT = 22 + +$ 04_02_parse foobar +? failed +error: invalid value 'foobar' for '<PORT>': invalid digit found in string + +For more information, try '--help'. + +$ 04_02_parse_derive 0 +? failed +error: invalid value '0' for '<PORT>': 0 is not in 1..=65535 + +For more information, try '--help'. + +``` diff --git a/vendor/clap/examples/tutorial_builder/04_02_parse.rs b/vendor/clap/examples/tutorial_builder/04_02_parse.rs new file mode 100644 index 000000000..13f41a18e --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/04_02_parse.rs @@ -0,0 +1,17 @@ +use clap::{arg, command, value_parser}; + +fn main() { + let matches = command!() // requires `cargo` feature + .arg( + arg!(<PORT>) + .help("Network port to use") + .value_parser(value_parser!(u16).range(1..)), + ) + .get_matches(); + + // Note, it's safe to call unwrap() because the arg is required + let port: u16 = *matches + .get_one::<u16>("PORT") + .expect("'PORT' is required and parsing will fail if its missing"); + println!("PORT = {}", port); +} diff --git a/vendor/clap/examples/tutorial_builder/04_02_validate.md b/vendor/clap/examples/tutorial_builder/04_02_validate.md new file mode 100644 index 000000000..949072bee --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/04_02_validate.md @@ -0,0 +1,29 @@ +```console +$ 04_02_validate --help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 04_02_validate[EXE] <PORT> + +Arguments: + <PORT> Network port to use + +Options: + -h, --help Print help + -V, --version Print version + +$ 04_02_validate 22 +PORT = 22 + +$ 04_02_validate foobar +? failed +error: invalid value 'foobar' for '<PORT>': `foobar` isn't a port number + +For more information, try '--help'. + +$ 04_02_validate 0 +? failed +error: invalid value '0' for '<PORT>': port not in range 1-65535 + +For more information, try '--help'. + +``` diff --git a/vendor/clap/examples/tutorial_builder/04_02_validate.rs b/vendor/clap/examples/tutorial_builder/04_02_validate.rs new file mode 100644 index 000000000..4690e8e12 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/04_02_validate.rs @@ -0,0 +1,36 @@ +use std::ops::RangeInclusive; + +use clap::{arg, command}; + +fn main() { + let matches = command!() // requires `cargo` feature + .arg( + arg!(<PORT>) + .help("Network port to use") + .value_parser(port_in_range), + ) + .get_matches(); + + // Note, it's safe to call unwrap() because the arg is required + let port: u16 = *matches + .get_one::<u16>("PORT") + .expect("'PORT' is required and parsing will fail if its missing"); + println!("PORT = {}", port); +} + +const PORT_RANGE: RangeInclusive<usize> = 1..=65535; + +fn port_in_range(s: &str) -> Result<u16, String> { + let port: usize = s + .parse() + .map_err(|_| format!("`{}` isn't a port number", s))?; + if PORT_RANGE.contains(&port) { + Ok(port as u16) + } else { + Err(format!( + "port not in range {}-{}", + PORT_RANGE.start(), + PORT_RANGE.end() + )) + } +} diff --git a/vendor/clap/examples/tutorial_builder/04_03_relations.md b/vendor/clap/examples/tutorial_builder/04_03_relations.md new file mode 100644 index 000000000..dd0c35a68 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/04_03_relations.md @@ -0,0 +1,53 @@ +```console +$ 04_03_relations --help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 04_03_relations[EXE] [OPTIONS] <--set-ver <VER>|--major|--minor|--patch> [INPUT_FILE] + +Arguments: + [INPUT_FILE] some regular input + +Options: + --set-ver <VER> set version manually + --major auto inc major + --minor auto inc minor + --patch auto inc patch + --spec-in <SPEC_IN> some special input argument + -c <CONFIG> + -h, --help Print help + -V, --version Print version + +$ 04_03_relations +? failed +error: the following required arguments were not provided: + <--set-ver <VER>|--major|--minor|--patch> + +Usage: 04_03_relations[EXE] <--set-ver <VER>|--major|--minor|--patch> [INPUT_FILE] + +For more information, try '--help'. + +$ 04_03_relations --major +Version: 2.2.3 + +$ 04_03_relations --major --minor +? failed +error: the argument '--major' cannot be used with '--minor' + +Usage: 04_03_relations[EXE] <--set-ver <VER>|--major|--minor|--patch> [INPUT_FILE] + +For more information, try '--help'. + +$ 04_03_relations --major -c config.toml +? failed +error: the following required arguments were not provided: + <INPUT_FILE|--spec-in <SPEC_IN>> + +Usage: 04_03_relations[EXE] -c <CONFIG> <--set-ver <VER>|--major|--minor|--patch> <INPUT_FILE|--spec-in <SPEC_IN>> + +For more information, try '--help'. + +$ 04_03_relations --major -c config.toml --spec-in input.txt +Version: 2.2.3 +Doing work using input input.txt and config config.toml + +``` diff --git a/vendor/clap/examples/tutorial_builder/04_03_relations.rs b/vendor/clap/examples/tutorial_builder/04_03_relations.rs new file mode 100644 index 000000000..9d2d3d8d9 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/04_03_relations.rs @@ -0,0 +1,78 @@ +use std::path::PathBuf; + +use clap::{arg, command, value_parser, ArgAction, ArgGroup}; + +fn main() { + // Create application like normal + let matches = command!() // requires `cargo` feature + // Add the version arguments + .arg(arg!(--"set-ver" <VER> "set version manually")) + .arg(arg!(--major "auto inc major").action(ArgAction::SetTrue)) + .arg(arg!(--minor "auto inc minor").action(ArgAction::SetTrue)) + .arg(arg!(--patch "auto inc patch").action(ArgAction::SetTrue)) + // Create a group, make it required, and add the above arguments + .group( + ArgGroup::new("vers") + .required(true) + .args(["set-ver", "major", "minor", "patch"]), + ) + // Arguments can also be added to a group individually, these two arguments + // are part of the "input" group which is not required + .arg( + arg!([INPUT_FILE] "some regular input") + .value_parser(value_parser!(PathBuf)) + .group("input"), + ) + .arg( + arg!(--"spec-in" <SPEC_IN> "some special input argument") + .value_parser(value_parser!(PathBuf)) + .group("input"), + ) + // Now let's assume we have a -c [config] argument which requires one of + // (but **not** both) the "input" arguments + .arg( + arg!(config: -c <CONFIG>) + .value_parser(value_parser!(PathBuf)) + .requires("input"), + ) + .get_matches(); + + // Let's assume the old version 1.2.3 + let mut major = 1; + let mut minor = 2; + let mut patch = 3; + + // See if --set-ver was used to set the version manually + let version = if let Some(ver) = matches.get_one::<String>("set-ver") { + ver.to_owned() + } else { + // Increment the one requested (in a real program, we'd reset the lower numbers) + let (maj, min, pat) = ( + matches.get_flag("major"), + matches.get_flag("minor"), + matches.get_flag("patch"), + ); + match (maj, min, pat) { + (true, _, _) => major += 1, + (_, true, _) => minor += 1, + (_, _, true) => patch += 1, + _ => unreachable!(), + }; + format!("{}.{}.{}", major, minor, patch) + }; + + println!("Version: {}", version); + + // Check for usage of -c + if matches.contains_id("config") { + let input = matches + .get_one::<PathBuf>("INPUT_FILE") + .unwrap_or_else(|| matches.get_one::<PathBuf>("spec-in").unwrap()) + .display(); + println!( + "Doing work using input {} and config {}", + input, + matches.get_one::<PathBuf>("config").unwrap().display() + ); + } +} diff --git a/vendor/clap/examples/tutorial_builder/04_04_custom.md b/vendor/clap/examples/tutorial_builder/04_04_custom.md new file mode 100644 index 000000000..0a83eb9b8 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/04_04_custom.md @@ -0,0 +1,52 @@ +```console +$ 04_04_custom --help +A simple to use, efficient, and full-featured Command Line Argument Parser + +Usage: 04_04_custom[EXE] [OPTIONS] [INPUT_FILE] + +Arguments: + [INPUT_FILE] some regular input + +Options: + --set-ver <VER> set version manually + --major auto inc major + --minor auto inc minor + --patch auto inc patch + --spec-in <SPEC_IN> some special input argument + -c <CONFIG> + -h, --help Print help + -V, --version Print version + +$ 04_04_custom +? failed +error: Can only modify one version field + +Usage: 04_04_custom[EXE] [OPTIONS] [INPUT_FILE] + +For more information, try '--help'. + +$ 04_04_custom --major +Version: 2.2.3 + +$ 04_04_custom --major --minor +? failed +error: Can only modify one version field + +Usage: 04_04_custom[EXE] [OPTIONS] [INPUT_FILE] + +For more information, try '--help'. + +$ 04_04_custom --major -c config.toml +? failed +Version: 2.2.3 +error: INPUT_FILE or --spec-in is required when using --config + +Usage: 04_04_custom[EXE] [OPTIONS] [INPUT_FILE] + +For more information, try '--help'. + +$ 04_04_custom --major -c config.toml --spec-in input.txt +Version: 2.2.3 +Doing work using input input.txt and config config.toml + +``` diff --git a/vendor/clap/examples/tutorial_builder/04_04_custom.rs b/vendor/clap/examples/tutorial_builder/04_04_custom.rs new file mode 100644 index 000000000..ebbae67dc --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/04_04_custom.rs @@ -0,0 +1,84 @@ +use std::path::PathBuf; + +use clap::error::ErrorKind; +use clap::{arg, command, value_parser, ArgAction}; + +fn main() { + // Create application like normal + let mut cmd = command!() // requires `cargo` feature + // Add the version arguments + .arg(arg!(--"set-ver" <VER> "set version manually")) + .arg(arg!(--major "auto inc major").action(ArgAction::SetTrue)) + .arg(arg!(--minor "auto inc minor").action(ArgAction::SetTrue)) + .arg(arg!(--patch "auto inc patch").action(ArgAction::SetTrue)) + // Arguments can also be added to a group individually, these two arguments + // are part of the "input" group which is not required + .arg(arg!([INPUT_FILE] "some regular input").value_parser(value_parser!(PathBuf))) + .arg( + arg!(--"spec-in" <SPEC_IN> "some special input argument") + .value_parser(value_parser!(PathBuf)), + ) + // Now let's assume we have a -c [config] argument which requires one of + // (but **not** both) the "input" arguments + .arg(arg!(config: -c <CONFIG>).value_parser(value_parser!(PathBuf))); + let matches = cmd.get_matches_mut(); + + // Let's assume the old version 1.2.3 + let mut major = 1; + let mut minor = 2; + let mut patch = 3; + + // See if --set-ver was used to set the version manually + let version = if let Some(ver) = matches.get_one::<String>("set-ver") { + if matches.get_flag("major") || matches.get_flag("minor") || matches.get_flag("patch") { + cmd.error( + ErrorKind::ArgumentConflict, + "Can't do relative and absolute version change", + ) + .exit(); + } + ver.to_string() + } else { + // Increment the one requested (in a real program, we'd reset the lower numbers) + let (maj, min, pat) = ( + matches.get_flag("major"), + matches.get_flag("minor"), + matches.get_flag("patch"), + ); + match (maj, min, pat) { + (true, false, false) => major += 1, + (false, true, false) => minor += 1, + (false, false, true) => patch += 1, + _ => { + cmd.error( + ErrorKind::ArgumentConflict, + "Can only modify one version field", + ) + .exit(); + } + }; + format!("{}.{}.{}", major, minor, patch) + }; + + println!("Version: {}", version); + + // Check for usage of -c + if matches.contains_id("config") { + let input = matches + .get_one::<PathBuf>("INPUT_FILE") + .or_else(|| matches.get_one::<PathBuf>("spec-in")) + .unwrap_or_else(|| { + cmd.error( + ErrorKind::MissingRequiredArgument, + "INPUT_FILE or --spec-in is required when using --config", + ) + .exit() + }) + .display(); + println!( + "Doing work using input {} and config {}", + input, + matches.get_one::<PathBuf>("config").unwrap().display() + ); + } +} diff --git a/vendor/clap/examples/tutorial_builder/05_01_assert.rs b/vendor/clap/examples/tutorial_builder/05_01_assert.rs new file mode 100644 index 000000000..90c0a6383 --- /dev/null +++ b/vendor/clap/examples/tutorial_builder/05_01_assert.rs @@ -0,0 +1,25 @@ +use clap::{arg, command, value_parser}; + +fn main() { + let matches = cmd().get_matches(); + + // Note, it's safe to call unwrap() because the arg is required + let port: usize = *matches + .get_one::<usize>("PORT") + .expect("'PORT' is required and parsing will fail if its missing"); + println!("PORT = {}", port); +} + +fn cmd() -> clap::Command { + command!() // requires `cargo` feature + .arg( + arg!(<PORT>) + .help("Network port to use") + .value_parser(value_parser!(usize)), + ) +} + +#[test] +fn verify_cmd() { + cmd().debug_assert(); +} |