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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:11:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:11:28 +0000
commit94a0819fe3a0d679c3042a77bfe6a2afc505daea (patch)
tree2b827afe6a05f3538db3f7803a88c4587fe85648 /vendor/clap/examples/derive_ref/augment_args.rs
parentAdding upstream version 1.64.0+dfsg1. (diff)
downloadrustc-94a0819fe3a0d679c3042a77bfe6a2afc505daea.tar.xz
rustc-94a0819fe3a0d679c3042a77bfe6a2afc505daea.zip
Adding upstream version 1.66.0+dfsg1.upstream/1.66.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--vendor/clap/examples/derive_ref/augment_args.rs30
1 files changed, 0 insertions, 30 deletions
diff --git a/vendor/clap/examples/derive_ref/augment_args.rs b/vendor/clap/examples/derive_ref/augment_args.rs
deleted file mode 100644
index 390c72f4a..000000000
--- a/vendor/clap/examples/derive_ref/augment_args.rs
+++ /dev/null
@@ -1,30 +0,0 @@
-use clap::{arg, Args as _, Command, FromArgMatches as _, Parser};
-
-#[derive(Parser, Debug)]
-struct DerivedArgs {
- #[clap(short, long, action)]
- derived: bool,
-}
-
-fn main() {
- let cli = Command::new("CLI").arg(arg!(-b - -built).action(clap::ArgAction::SetTrue));
- // Augment built args with derived args
- let cli = DerivedArgs::augment_args(cli);
-
- let matches = cli.get_matches();
- println!(
- "Value of built: {:?}",
- *matches.get_one::<bool>("built").unwrap()
- );
- println!(
- "Value of derived via ArgMatches: {:?}",
- *matches.get_one::<bool>("derived").unwrap()
- );
-
- // Since DerivedArgs implements FromArgMatches, we can extract it from the unstructured ArgMatches.
- // This is the main benefit of using derived arguments.
- let derived_matches = DerivedArgs::from_arg_matches(&matches)
- .map_err(|err| err.exit())
- .unwrap();
- println!("Value of derived: {:#?}", derived_matches);
-}