refactor: change function definitions to const for improved performance and clarity

src-tauri/Cargo.toml

@@ -238,3 +238,4 @@ redundant_clone = "deny"
 # option_if_let_else = "deny" // 过于激进，暂时不开启
 needless_pass_by_ref_mut = "deny"
 needless_collect = "deny"
+missing_const_for_fn = "deny"

src-tauri/src/cmd/uwp.rs

@@ -17,7 +17,7 @@ mod platform {
 mod platform {
     use super::CmdResult;
 
-    pub fn invoke_uwp_tool() -> CmdResult {
+    pub const fn invoke_uwp_tool() -> CmdResult {
         Ok(())
     }
 }

src-tauri/src/config/prfitem.rs

@@ -611,6 +611,6 @@ impl PrfItem {
 }
 
 // 向前兼容，默认为订阅启用自动更新
-fn default_allow_auto_update() -> Option<bool> {
+const fn default_allow_auto_update() -> Option<bool> {
     Some(true)
 }

src-tauri/src/config/profiles.rs

@@ -102,12 +102,12 @@ impl IProfiles {
         }
     }
 
-    pub fn get_current(&self) -> Option<&String> {
+    pub const fn get_current(&self) -> Option<&String> {
         self.current.as_ref()
     }
 
     /// get items ref
-    pub fn get_items(&self) -> Option<&Vec<PrfItem>> {
+    pub const fn get_items(&self) -> Option<&Vec<PrfItem>> {
         self.items.as_ref()
     }
 

src-tauri/src/config/verge.rs

@@ -531,7 +531,7 @@ impl IVerge {
         patch!(enable_external_controller);
     }
 
-    pub fn get_singleton_port() -> u16 {
+    pub const fn get_singleton_port() -> u16 {
         crate::constants::network::ports::SINGLETON_SERVER
     }
 

src-tauri/src/core/backup.rs

@@ -45,7 +45,7 @@ enum Operation {
 }
 
 impl Operation {
-    fn timeout(&self) -> u64 {
+    const fn timeout(&self) -> u64 {
         match self {
             Self::Upload => TIMEOUT_UPLOAD,
             Self::Download => TIMEOUT_DOWNLOAD,

src-tauri/src/core/hotkey.rs

@@ -84,7 +84,7 @@ impl fmt::Display for SystemHotkey {
 
 #[cfg(target_os = "macos")]
 impl SystemHotkey {
-    pub fn function(self) -> HotkeyFunction {
+    pub const fn function(self) -> HotkeyFunction {
         match self {
             Self::CmdQ => HotkeyFunction::Quit,
             Self::CmdW => HotkeyFunction::Hide,

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

@@ -137,7 +137,7 @@ impl CoreManager {
         }
     }
 
-    fn is_connection_io_error(kind: std::io::ErrorKind) -> bool {
+    const fn is_connection_io_error(kind: std::io::ErrorKind) -> bool {
         matches!(
             kind,
             std::io::ErrorKind::ConnectionAborted

src-tauri/src/core/service.rs

@@ -449,7 +449,7 @@ impl ServiceManager {
         Self(ServiceStatus::Unavailable("Need Checks".into()))
     }
 
-    pub fn config() -> Option<clash_verge_service_ipc::IpcConfig> {
+    pub const fn config() -> Option<clash_verge_service_ipc::IpcConfig> {
         Some(clash_verge_service_ipc::IpcConfig {
             default_timeout: Duration::from_millis(30),
             retry_delay: Duration::from_millis(250),

src-tauri/src/core/validate.rs

@@ -16,7 +16,7 @@ pub struct CoreConfigValidator {
 }
 
 impl CoreConfigValidator {
-    pub fn new() -> Self {
+    pub const fn new() -> Self {
         Self {
             is_processing: AtomicBool::new(false),
         }

src-tauri/src/module/lightweight.rs

@@ -36,7 +36,7 @@ impl From<u8> for LightweightState {
 }
 
 impl LightweightState {
-    fn as_u8(self) -> u8 {
+    const fn as_u8(self) -> u8 {
         self as u8
     }
 }

src-tauri/src/process/guard.rs

@@ -20,7 +20,7 @@ impl Drop for CommandChildGuard {
 }
 
 impl CommandChildGuard {
-    pub fn new(child: CommandChild) -> Self {
+    pub const fn new(child: CommandChild) -> Self {
         Self(Some(child))
     }
 

src-tauri/src/utils/init.rs

@@ -506,7 +506,7 @@ pub fn init_scheme() -> Result<()> {
     Ok(())
 }
 #[cfg(target_os = "macos")]
-pub fn init_scheme() -> Result<()> {
+pub const fn init_scheme() -> Result<()> {
     Ok(())
 }
 

src-tauri/src/utils/network.rs

@@ -26,7 +26,7 @@ pub struct HttpResponse {
 }
 
 impl HttpResponse {
-    pub fn new(status: StatusCode, headers: HeaderMap, body: String) -> Self {
+    pub const fn new(status: StatusCode, headers: HeaderMap, body: String) -> Self {
         Self {
             status,
             headers,
@@ -34,11 +34,11 @@ impl HttpResponse {
         }
     }
 
-    pub fn status(&self) -> StatusCode {
+    pub const fn status(&self) -> StatusCode {
         self.status
     }
 
-    pub fn headers(&self) -> &HeaderMap {
+    pub const fn headers(&self) -> &HeaderMap {
         &self.headers
     }