clap/clap_complete/examples/dynamic.rs

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use clap::FromArgMatches;
use clap::Subcommand;
fn command() -> clap::Command<'static> {
let cmd = clap::Command::new("dynamic")
.arg(
clap::Arg::new("input")
.long("--input")
.short('i')
.value_hint(clap::ValueHint::FilePath),
)
.arg(
clap::Arg::new("format")
.long("--format")
.short('F')
.possible_values(["json", "yaml", "toml"]),
)
.args_conflicts_with_subcommands(true);
let cmd = clap_complete::dynamic::bash::CompleteCommand::augment_subcommands(cmd);
cmd
}
fn main() {
let cmd = command();
let matches = cmd.get_matches();
if let Ok(completions) =
clap_complete::dynamic::bash::CompleteCommand::from_arg_matches(&matches)
{
completions.complete(&mut command());
} else {
println!("{:#?}", matches);
}
}
#[test]
fn verify_cli() {
use clap::CommandFactory;
command().command().debug_assert();
}