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-rw-r--r--vendor/clap/examples/escaped-positional.rs41
1 files changed, 41 insertions, 0 deletions
diff --git a/vendor/clap/examples/escaped-positional.rs b/vendor/clap/examples/escaped-positional.rs
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+++ b/vendor/clap/examples/escaped-positional.rs
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+// Note: this requires the `cargo` feature
+
+use clap::{arg, command, value_parser, ArgAction};
+
+fn main() {
+ let matches = command!()
+ .arg(arg!(eff: -f).action(ArgAction::SetTrue))
+ .arg(
+ arg!(pea: -p <PEAR>)
+ .required(false)
+ .value_parser(value_parser!(String)),
+ )
+ .arg(
+ // Indicates that `slop` is only accessible after `--`.
+ arg!(slop: [SLOP])
+ .multiple_values(true)
+ .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_one::<bool>("eff").expect("defaulted by clap")
+ );
+ // -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...
+}