reuse zenoh-examples common arguments parsing in zenoh-ext examples (#1679)

Author: DenisBiryukov91

Cargo.lock

@@ -223,6 +223,7 @@ zenoh-link-commons = { version = "1.0.0-dev", path = "io/zenoh-link-commons" }
 zenoh = { version = "1.0.0-dev", path = "zenoh", default-features = false }
 zenoh-runtime = { version = "1.0.0-dev", path = "commons/zenoh-runtime" }
 zenoh-task = { version = "1.0.0-dev", path = "commons/zenoh-task" }
+zenoh-examples = { version = "1.0.0-dev", path = "examples" }
 
 [profile.dev]
 debug = true

Cargo.toml

@@ -37,6 +37,7 @@ futures = { workspace = true }
 zenoh = { workspace = true, features = ["unstable", "internal_config"], default-features = false }
 clap = { workspace = true, features = ["derive"] }
 zenoh-ext = { workspace = true, features = ["unstable"] }
+zenoh-examples = { workspace = true }
 
 [dev-dependencies]
 zenoh-config = { workspace = true }

zenoh-ext/examples/Cargo.toml

@@ -2,67 +2,4 @@
 //! See the code in ../examples/
 //! Check ../README.md for usage.
 //!
-use zenoh::{config::WhatAmI, Config};
-
-#[derive(clap::ValueEnum, Clone, Copy, PartialEq, Eq, Hash, Debug)]
-pub enum Wai {
-    Peer,
-    Client,
-    Router,
-}
-impl core::fmt::Display for Wai {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        core::fmt::Debug::fmt(&self, f)
-    }
-}
-#[derive(clap::Parser, Clone, PartialEq, Eq, Hash, Debug)]
-pub struct CommonArgs {
-    #[arg(short, long)]
-    /// A configuration file.
-    config: Option<String>,
-    #[arg(short, long)]
-    /// The Zenoh session mode [default: peer].
-    mode: Option<Wai>,
-    #[arg(short = 'e', long)]
-    /// Endpoints to connect to.
-    connect: Vec<String>,
-    #[arg(short, long)]
-    /// Endpoints to listen on.
-    listen: Vec<String>,
-}
-
-impl From<CommonArgs> for Config {
-    fn from(value: CommonArgs) -> Self {
-        (&value).into()
-    }
-}
-impl From<&CommonArgs> for Config {
-    fn from(value: &CommonArgs) -> Self {
-        let mut config = match &value.config {
-            Some(path) => Config::from_file(path).unwrap(),
-            None => Config::default(),
-        };
-        match value.mode {
-            Some(Wai::Peer) => config.set_mode(Some(WhatAmI::Peer)),
-            Some(Wai::Client) => config.set_mode(Some(WhatAmI::Client)),
-            Some(Wai::Router) => config.set_mode(Some(WhatAmI::Router)),
-            None => Ok(None),
-        }
-        .unwrap();
-        if !value.connect.is_empty() {
-            config
-                .connect
-                .endpoints
-                .set(value.connect.iter().map(|v| v.parse().unwrap()).collect())
-                .unwrap();
-        }
-        if !value.listen.is_empty() {
-            config
-                .listen
-                .endpoints
-                .set(value.listen.iter().map(|v| v.parse().unwrap()).collect())
-                .unwrap();
-        }
-        config
-    }
-}
+pub use zenoh_examples::CommonArgs;