refactor: replace CommandChildGuard with CommandChild and simplify related methods

src-tauri/src/core/manager/mod.rs

@@ -5,8 +5,8 @@ mod state;
 use anyhow::Result;
 use arc_swap::{ArcSwap, ArcSwapOption};
 use std::{fmt, sync::Arc, time::Instant};
+use tauri_plugin_shell::process::CommandChild;
 
-use crate::process::CommandChildGuard;
 use crate::singleton_lazy;
 
 #[derive(Debug, serde::Serialize, PartialEq, Eq)]
@@ -35,7 +35,7 @@ pub struct CoreManager {
 #[derive(Debug)]
 struct State {
     running_mode: ArcSwap<RunningMode>,
-    child_sidecar: ArcSwapOption<CommandChildGuard>,
+    child_sidecar: ArcSwapOption<CommandChild>,
 }
 
 impl Default for State {
@@ -61,7 +61,7 @@ impl CoreManager {
         Arc::clone(&self.state.load().running_mode.load())
     }
 
-    pub fn take_child_sidecar(&self) -> Option<CommandChildGuard> {
+    pub fn take_child_sidecar(&self) -> Option<CommandChild> {
         self.state
             .load()
             .child_sidecar
@@ -78,7 +78,7 @@ impl CoreManager {
         state.running_mode.store(Arc::new(mode));
     }
 
-    pub fn set_running_child_sidecar(&self, child: CommandChildGuard) {
+    pub fn set_running_child_sidecar(&self, child: CommandChild) {
         let state = self.state.load();
         state.child_sidecar.store(Some(Arc::new(child)));
     }

src-tauri/src/core/manager/state.rs

@@ -4,7 +4,6 @@ use crate::{
     config::Config,
     core::{handle, logger::CLASH_LOGGER, service},
     logging,
-    process::CommandChildGuard,
     utils::{dirs, init::sidecar_writer},
 };
 use anyhow::Result;
@@ -46,7 +45,7 @@ impl CoreManager {
         let pid = child.pid();
         logging!(trace, Type::Core, "Sidecar started with PID: {}", pid);
 
-        self.set_running_child_sidecar(CommandChildGuard::new(child));
+        self.set_running_child_sidecar(child);
         self.set_running_mode(RunningMode::Sidecar);
 
         let shared_writer: SharedWriter =
@@ -100,8 +99,14 @@ impl CoreManager {
         }
         if let Some(child) = self.take_child_sidecar() {
             let pid = child.pid();
-            drop(child);
+            let result = child.kill();
-            logging!(trace, Type::Core, "Sidecar stopped (PID: {:?})", pid);
+            logging!(
+                trace,
+                Type::Core,
+                "Sidecar stopped (PID: {:?}, Result: {:?})",
+                pid,
+                result
+            );
         }
     }
 

src-tauri/src/process/guard.rs

@@ -1,30 +0,0 @@
-use tauri_plugin_shell::process::CommandChild;
-
-#[derive(Debug)]
-pub struct CommandChildGuard(Option<CommandChild>);
-
-impl Drop for CommandChildGuard {
-    #[inline]
-    fn drop(&mut self) {
-        self.kill();
-    }
-}
-
-impl CommandChildGuard {
-    #[inline]
-    pub const fn new(child: CommandChild) -> Self {
-        Self(Some(child))
-    }
-
-    #[inline]
-    pub fn kill(&mut self) {
-        if let Some(child) = self.0.take() {
-            let _ = child.kill();
-        }
-    }
-
-    #[inline]
-    pub fn pid(&self) -> Option<u32> {
-        self.0.as_ref().map(|c| c.pid())
-    }
-}

src-tauri/src/process/mod.rs

@@ -1,4 +1,2 @@
 mod async_handler;
 pub use async_handler::AsyncHandler;
-mod guard;
-pub use guard::CommandChildGuard;