Fix examples for renamed leaf endpoint surface

Update the remote shell examples to use unshell::leaves and the leaf_endpoint feature-gated endpoint module, and restore the local macro aliasing needed after removing the direct unshell dependency from unshell-leaves.

unshell-leaves/src/lib.rs

@@ -2,10 +2,18 @@
 //! protocol runtime.
 //!
 //! Each leaf module always exports its shared protocol-facing types. Role-specific
-//! implementations are selected with the crate-wide `endpoint` and `tui`
+//! implementations are selected with the crate-wide `leaf_endpoint` and `leaf_tui`
 //! features, and can optionally be re-exported behind one stable alias.
 
-use unshell::protocol::DataMessage;
+#[allow(unused_extern_crates)]
+extern crate self as unshell;
+
+pub extern crate alloc;
+
+use unshell_protocol::DataMessage;
+
+pub use unshell_macros::{Leaf, Procedure, procedures};
+pub use unshell_protocol as protocol;
 
 /// Re-exports one role-specific type behind a stable public alias.
 ///
@@ -20,18 +28,18 @@ macro_rules! role_leaf {
             tui => $tui:path $(,)?
         }
     ) => {
-        #[cfg(all(feature = "endpoint", feature = "tui"))]
+        #[cfg(all(feature = "leaf_endpoint", feature = "leaf_tui"))]
         compile_error!(concat!(
             "`",
             stringify!($alias),
-            "` can only alias one concrete role at a time; enable either `endpoint` or `tui`, not both"
+            "` can only alias one concrete role at a time; enable either `leaf_endpoint` or `leaf_tui`, not both"
         ));
 
-        #[cfg(feature = "endpoint")]
+        #[cfg(feature = "leaf_endpoint")]
         $(#[$meta])*
         $vis type $alias = $endpoint;
 
-        #[cfg(all(not(feature = "endpoint"), feature = "tui"))]
+        #[cfg(all(not(feature = "leaf_endpoint"), feature = "leaf_tui"))]
         $(#[$meta])*
         $vis type $alias = $tui;
     };

unshell-leaves/src/remote_shell/endpoint.rs

@@ -15,7 +15,7 @@ pub use errors::ShellLeafError;
 pub use session::ProcedureOpen;
 pub use transport::{LISTEN_ADDR, send_forward, spawn_frame_reader, write_frames};
 
-use super::{OpenRequest, agent_path};
+use super::OpenRequest;
 
 /// Leaf state for the remote shell endpoint runtime.
 ///
@@ -94,3 +94,7 @@ pub fn build_agent_runtime() -> ProcedureRuntime<RemoteShellEndpoint, ProcedureO
     );
     ProcedureRuntime::new(endpoint, RemoteShellEndpoint::default())
 }
+
+fn agent_path() -> Vec<String> {
+    vec![String::from("agent")]
+}

unshell-leaves/src/remote_shell/mod.rs

@@ -2,26 +2,21 @@
 //!
 //! The module always exports the protocol contract for the leaf. Role-specific
 //! implementations live behind crate-wide features:
-//! - `endpoint` builds the PTY-backed runtime leaf
-//! - `tui` builds a placeholder client-side TUI surface
+//! - `leaf_endpoint` builds the PTY-backed runtime leaf
+//! - `leaf_tui` builds a placeholder client-side TUI surface
 
 use rkyv::{Archive, Deserialize, Serialize};
 
-#[cfg(feature = "endpoint")]
-mod endpoint;
-#[cfg(feature = "tui")]
-mod tui;
+#[cfg(feature = "leaf_endpoint")]
+pub mod endpoint;
+#[cfg(feature = "leaf_tui")]
+pub mod tui;
 
-#[cfg(feature = "endpoint")]
-pub use endpoint::{
-    LISTEN_ADDR, RemoteShellEndpoint, ShellLeafError, build_agent_runtime,
-    build_controller_endpoint, send_forward, spawn_frame_reader, write_frames,
-};
-#[cfg(feature = "tui")]
+#[cfg(feature = "leaf_endpoint")]
+pub use endpoint::RemoteShellEndpoint;
+#[cfg(feature = "leaf_tui")]
 pub use tui::RemoteShellTui;
 
-use unshell::protocol::tree::encode_call_reply;
-
 /// Open-request payload for the remote shell leaf.
 ///
 /// The shell currently needs no structured arguments, but a named payload type is
@@ -36,57 +31,3 @@ crate::role_leaf! {
         tui => tui::RemoteShellTui,
     }
 }
-
-/// Returns the example endpoint path used by the remote shell samples.
-pub fn agent_path() -> Vec<String> {
-    path(&["agent"])
-}
-
-/// Returns the canonical leaf id used by endpoint and TUI code.
-#[cfg(feature = "endpoint")]
-pub fn shell_leaf_name() -> String {
-    RemoteShellEndpoint::protocol_leaf_name()
-}
-
-/// Returns the canonical opening `procedure_id` for the shell leaf.
-#[cfg(feature = "endpoint")]
-pub fn shell_open_procedure() -> String {
-    endpoint::ProcedureOpen::protocol_procedure_id()
-}
-
-/// Encodes the empty open-request payload used by the shell example.
-#[cfg(all(not(feature = "endpoint"), feature = "tui"))]
-pub fn shell_leaf_name() -> String {
-    RemoteShellTui::protocol_leaf_name()
-}
-
-/// Returns the canonical opening `procedure_id` for the shell leaf.
-#[cfg(all(not(feature = "endpoint"), feature = "tui"))]
-pub fn shell_open_procedure() -> String {
-    let mut procedure_id = shell_leaf_name();
-    procedure_id.push_str(".open");
-    procedure_id
-}
-
-/// Encodes the empty open-request payload used by the shell example.
-#[cfg(not(any(feature = "endpoint", feature = "tui")))]
-pub fn shell_leaf_name() -> String {
-    String::from("remote_shell")
-}
-
-/// Returns the canonical opening `procedure_id` for the shell leaf.
-#[cfg(not(any(feature = "endpoint", feature = "tui")))]
-pub fn shell_open_procedure() -> String {
-    let mut procedure_id = shell_leaf_name();
-    procedure_id.push_str(".open");
-    procedure_id
-}
-
-/// Encodes the empty open-request payload used by the shell example.
-pub fn shell_open_payload() -> Vec<u8> {
-    encode_call_reply(&OpenRequest).expect("remote shell open payload should encode")
-}
-
-fn path(parts: &[&str]) -> Vec<String> {
-    parts.iter().map(|part| (*part).to_owned()).collect()
-}