diff options
Diffstat (limited to 'vendor/clap/examples/tutorial_builder/01_quick.rs')
-rw-r--r-- | vendor/clap/examples/tutorial_builder/01_quick.rs | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/vendor/clap/examples/tutorial_builder/01_quick.rs b/vendor/clap/examples/tutorial_builder/01_quick.rs deleted file mode 100644 index 328ce55..0000000 --- a/vendor/clap/examples/tutorial_builder/01_quick.rs +++ /dev/null @@ -1,60 +0,0 @@ -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... -} |