summaryrefslogtreecommitdiffstats
path: root/vendor/clap/examples/typed-derive.rs
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:11:38 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:12:43 +0000
commitcf94bdc0742c13e2a0cac864c478b8626b266e1b (patch)
tree044670aa50cc5e2b4229aa0b6b3df6676730c0a6 /vendor/clap/examples/typed-derive.rs
parentAdding debian version 1.65.0+dfsg1-2. (diff)
downloadrustc-cf94bdc0742c13e2a0cac864c478b8626b266e1b.tar.xz
rustc-cf94bdc0742c13e2a0cac864c478b8626b266e1b.zip
Merging upstream version 1.66.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/clap/examples/typed-derive.rs')
-rw-r--r--vendor/clap/examples/typed-derive.rs44
1 files changed, 0 insertions, 44 deletions
diff --git a/vendor/clap/examples/typed-derive.rs b/vendor/clap/examples/typed-derive.rs
deleted file mode 100644
index 31084029d..000000000
--- a/vendor/clap/examples/typed-derive.rs
+++ /dev/null
@@ -1,44 +0,0 @@
-use clap::Parser;
-use std::error::Error;
-
-#[derive(Parser, Debug)] // requires `derive` feature
-struct Args {
- /// Implicitly using `std::str::FromStr`
- #[clap(short = 'O', value_parser)]
- optimization: Option<usize>,
-
- /// Allow invalid UTF-8 paths
- #[clap(short = 'I', value_parser, value_name = "DIR", value_hint = clap::ValueHint::DirPath)]
- include: Option<std::path::PathBuf>,
-
- /// Handle IP addresses
- #[clap(long, value_parser)]
- bind: Option<std::net::IpAddr>,
-
- /// Allow human-readable durations
- #[clap(long, value_parser)]
- sleep: Option<humantime::Duration>,
-
- /// Hand-written parser for tuples
- #[clap(short = 'D', value_parser = parse_key_val::<String, i32>)]
- defines: Vec<(String, i32)>,
-}
-
-/// Parse a single key-value pair
-fn parse_key_val<T, U>(s: &str) -> Result<(T, U), Box<dyn Error + Send + Sync + 'static>>
-where
- T: std::str::FromStr,
- T::Err: Error + Send + Sync + 'static,
- U: std::str::FromStr,
- U::Err: Error + Send + Sync + 'static,
-{
- let pos = s
- .find('=')
- .ok_or_else(|| format!("invalid KEY=value: no `=` found in `{}`", s))?;
- Ok((s[..pos].parse()?, s[pos + 1..].parse()?))
-}
-
-fn main() {
- let args = Args::parse();
- println!("{:?}", args);
-}