docs(example): clarify `stop_parsing_with_--`
use clap::{App, Arg};
-/// myprog -f -p=bob -- sloppy slop slop
fn main() {
let matches = App::new("myprog")
.arg(Arg::new("eff").short('f'))
@@ -9,18 +8,19 @@ fn main() {
Arg::new("slop")
.takes_value(true)
.multiple_values(true)
- .last(true),
+ .last(true), // Indicates that `slop` is only accessible after `--`.
)
.get_matches();
- println!("-f used: {:?}", matches.is_present("eff"));
- println!("-p's value: {:?}", matches.value_of("pea"));
+ // This is what will happen with `myprog -f -p=bob -- sloppy slop slop`...
+ println!("-f used: {:?}", matches.is_present("eff")); // -f used: true
+ println!("-p's value: {:?}", matches.value_of("pea")); // -p's value: Some("bob")
println!(
"'slops' values: {:?}",
matches
.values_of("slop")
.map(|vals| vals.collect::<Vec<_>>())
- );
+ ); // 'slops' values: Some(["sloppy", "slop", "slop"])
// Continued program logic goes here...
}
