move spawn_named into trace.rs through TraceExt trait

embassy-executor/src/raw/trace.rs

@@ -87,6 +87,49 @@ use core::sync::atomic::{AtomicUsize, Ordering};
 use rtos_trace::TaskInfo;
 
 use crate::raw::{SyncExecutor, TaskHeader, TaskRef, TaskTracker};
+use crate::spawner::{SpawnError, SpawnToken, Spawner};
+
+/// Extension trait adding tracing capabilities to the Spawner
+pub trait TraceExt {
+    /// Spawns a new task with a specified name.
+    ///
+    /// # Arguments
+    /// * `name` - Static string name to associate with the task
+    /// * `token` - Token representing the task to spawn
+    ///
+    /// # Returns
+    /// Result indicating whether the spawn was successful
+    fn spawn_named<S>(&self, name: &'static str, token: SpawnToken<S>) -> Result<(), SpawnError>;
+}
+
+#[cfg(feature = "trace")]
+impl TraceExt for Spawner {
+    fn spawn_named<S>(&self, name: &'static str, token: SpawnToken<S>) -> Result<(), SpawnError> {
+        let task = token.raw_task;
+        core::mem::forget(token);
+
+        match task {
+            Some(task) => {
+                task.set_name(Some(name));
+                let task_id = task.as_ptr() as u32;
+                task.set_id(task_id);
+
+                unsafe { self.executor.spawn(task) };
+                Ok(())
+            }
+            None => Err(SpawnError::Busy),
+        }
+    }
+}
+
+/// When trace is disabled, spawn_named falls back to regular spawn.
+/// This maintains API compatibility while optimizing out the name parameter.
+#[cfg(not(feature = "trace"))]
+impl TraceExt for Spawner {
+    fn spawn_named<S>(&self, _name: &'static str, token: SpawnToken<S>) -> Result<(), SpawnError> {
+        self.spawn(token)
+    }
+}
 
 /// Global task tracker instance
 ///

embassy-executor/src/spawner.rs

@@ -22,7 +22,7 @@ use super::raw;
 /// Once you've invoked a task function and obtained a SpawnToken, you *must* spawn it.
 #[must_use = "Calling a task function does nothing on its own. You must spawn the returned SpawnToken, typically with Spawner::spawn()"]
 pub struct SpawnToken<S> {
-    raw_task: Option<raw::TaskRef>,
+    pub(crate) raw_task: Option<raw::TaskRef>,
     phantom: PhantomData<*mut S>,
 }
 
@@ -103,7 +103,7 @@ impl core::error::Error for SpawnError {}
 /// If you want to spawn tasks from another thread, use [SendSpawner].
 #[derive(Copy, Clone)]
 pub struct Spawner {
-    executor: &'static raw::Executor,
+    pub(crate) executor: &'static raw::Executor,
     not_send: PhantomData<*mut ()>,
 }
 
@@ -154,39 +154,6 @@ impl Spawner {
         }
     }
 
-    /// Spawns a new task with a specified name.
-    ///
-    /// # Arguments
-    /// * `name` - Static string name to associate with the task
-    /// * `token` - Token representing the task to spawn
-    ///
-    /// # Returns
-    /// Result indicating whether the spawn was successful
-    #[cfg(feature = "trace")]
-    pub fn spawn_named<S>(&self, name: &'static str, token: SpawnToken<S>) -> Result<(), SpawnError> {
-        let task = token.raw_task;
-        mem::forget(token);
-
-        match task {
-            Some(task) => {
-                task.set_name(Some(name));
-                let task_id = task.as_ptr() as u32;
-                task.set_id(task_id);
-
-                unsafe { self.executor.spawn(task) };
-                Ok(())
-            }
-            None => Err(SpawnError::Busy),
-        }
-    }
-
-    /// When rtos-trace is disabled, spawn_named falls back to regular spawn.
-    /// This maintains API compatibility while optimizing out the name parameter.
-    #[cfg(not(feature = "trace"))]
-    pub fn spawn_named<S>(&self, _name: &'static str, token: SpawnToken<S>) -> Result<(), SpawnError> {
-        self.spawn(token)
-    }
-
     // Used by the `embassy_executor_macros::main!` macro to throw an error when spawn
     // fails. This is here to allow conditional use of `defmt::unwrap!`
     // without introducing a `defmt` feature in the `embassy_executor_macros` package,