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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:11:38 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:13:23 +0000 |
commit | 20431706a863f92cb37dc512fef6e48d192aaf2c (patch) | |
tree | 2867f13f5fd5437ba628c67d7f87309ccadcd286 /vendor/clap/examples/derive_ref/hand_subcommand.rs | |
parent | Releasing progress-linux version 1.65.0+dfsg1-2~progress7.99u1. (diff) | |
download | rustc-20431706a863f92cb37dc512fef6e48d192aaf2c.tar.xz rustc-20431706a863f92cb37dc512fef6e48d192aaf2c.zip |
Merging upstream version 1.66.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/clap/examples/derive_ref/hand_subcommand.rs')
-rw-r--r-- | vendor/clap/examples/derive_ref/hand_subcommand.rs | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/vendor/clap/examples/derive_ref/hand_subcommand.rs b/vendor/clap/examples/derive_ref/hand_subcommand.rs deleted file mode 100644 index e9423bdc0..000000000 --- a/vendor/clap/examples/derive_ref/hand_subcommand.rs +++ /dev/null @@ -1,81 +0,0 @@ -use clap::error::{Error, ErrorKind}; -use clap::{ArgMatches, Args as _, Command, FromArgMatches, Parser, Subcommand}; - -#[derive(Parser, Debug)] -struct AddArgs { - #[clap(value_parser)] - name: Vec<String>, -} -#[derive(Parser, Debug)] -struct RemoveArgs { - #[clap(short, long, action)] - force: bool, - #[clap(value_parser)] - name: Vec<String>, -} - -#[derive(Debug)] -enum CliSub { - Add(AddArgs), - Remove(RemoveArgs), -} - -impl FromArgMatches for CliSub { - fn from_arg_matches(matches: &ArgMatches) -> Result<Self, Error> { - match matches.subcommand() { - Some(("add", args)) => Ok(Self::Add(AddArgs::from_arg_matches(args)?)), - Some(("remove", args)) => Ok(Self::Remove(RemoveArgs::from_arg_matches(args)?)), - Some((_, _)) => Err(Error::raw( - ErrorKind::UnrecognizedSubcommand, - "Valid subcommands are `add` and `remove`", - )), - None => Err(Error::raw( - ErrorKind::MissingSubcommand, - "Valid subcommands are `add` and `remove`", - )), - } - } - fn update_from_arg_matches(&mut self, matches: &ArgMatches) -> Result<(), Error> { - match matches.subcommand() { - Some(("add", args)) => *self = Self::Add(AddArgs::from_arg_matches(args)?), - Some(("remove", args)) => *self = Self::Remove(RemoveArgs::from_arg_matches(args)?), - Some((_, _)) => { - return Err(Error::raw( - ErrorKind::UnrecognizedSubcommand, - "Valid subcommands are `add` and `remove`", - )) - } - None => (), - }; - Ok(()) - } -} - -impl Subcommand for CliSub { - fn augment_subcommands(cmd: Command<'_>) -> Command<'_> { - cmd.subcommand(AddArgs::augment_args(Command::new("add"))) - .subcommand(RemoveArgs::augment_args(Command::new("remove"))) - .subcommand_required(true) - } - fn augment_subcommands_for_update(cmd: Command<'_>) -> Command<'_> { - cmd.subcommand(AddArgs::augment_args(Command::new("add"))) - .subcommand(RemoveArgs::augment_args(Command::new("remove"))) - .subcommand_required(true) - } - fn has_subcommand(name: &str) -> bool { - matches!(name, "add" | "remove") - } -} - -#[derive(Parser, Debug)] -struct Cli { - #[clap(short, long, action)] - top_level: bool, - #[clap(subcommand)] - subcommand: CliSub, -} - -fn main() { - let args = Cli::parse(); - println!("{:#?}", args); -} |