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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
commit | 64d98f8ee037282c35007b64c2649055c56af1db (patch) | |
tree | 5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /vendor/clap/examples/escaped-positional.rs | |
parent | Adding debian version 1.67.1+dfsg1-1. (diff) | |
download | rustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/clap/examples/escaped-positional.rs')
-rw-r--r-- | vendor/clap/examples/escaped-positional.rs | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/vendor/clap/examples/escaped-positional.rs b/vendor/clap/examples/escaped-positional.rs new file mode 100644 index 000000000..d107e47db --- /dev/null +++ b/vendor/clap/examples/escaped-positional.rs @@ -0,0 +1,32 @@ +use clap::{arg, command, value_parser, ArgAction}; + +fn main() { + let matches = command!() // requires `cargo` feature + .arg(arg!(eff: -f).action(ArgAction::SetTrue)) + .arg(arg!(pea: -p <PEAR>).value_parser(value_parser!(String))) + .arg( + // Indicates that `slop` is only accessible after `--`. + arg!(slop: [SLOP]) + .num_args(1..) + .last(true) + .value_parser(value_parser!(String)), + ) + .get_matches(); + + // This is what will happen with `myprog -f -p=bob -- sloppy slop slop`... + + // -f used: true + println!("-f used: {:?}", matches.get_flag("eff")); + // -p's value: Some("bob") + println!("-p's value: {:?}", matches.get_one::<String>("pea")); + // 'slops' values: Some(["sloppy", "slop", "slop"]) + println!( + "'slops' values: {:?}", + matches + .get_many::<String>("slop") + .map(|vals| vals.collect::<Vec<_>>()) + .unwrap_or_default() + ); + + // Continued program logic goes here... +} |