refactor: introduce the SStr type for static strings (#2957)

yazi-binding/src/error.rs

@@ -1,6 +1,7 @@
 use std::{borrow::Cow, fmt::Display};
 
 use mlua::{ExternalError, FromLua, Lua, MetaMethod, UserData, UserDataFields, UserDataMethods, Value};
+use yazi_shared::SStr;
 
 const EXPECTED: &str = "expected a Error";
 
@@ -8,7 +9,7 @@ pub enum Error {
 	Io(std::io::Error),
 	IoKind(std::io::ErrorKind),
 	Serde(serde_json::Error),
-	Custom(Cow<'static, str>),
+	Custom(SStr),
 }
 
 impl Error {
@@ -18,7 +19,7 @@ impl Error {
 		lua.globals().raw_set("Error", lua.create_table_from([("custom", new)])?)
 	}
 
-	pub fn into_string(self) -> Cow<'static, str> {
+	pub fn into_string(self) -> SStr {
 		match self {
 			Error::Io(e) => Cow::Owned(e.to_string()),
 			Error::IoKind(e) => Cow::Owned(e.to_string()),

yazi-config/src/preview/preview.rs

@@ -4,7 +4,7 @@ use anyhow::{Context, Result, bail};
 use serde::{Deserialize, Serialize};
 use yazi_codegen::DeserializeOver2;
 use yazi_fs::{Xdg, expand_path};
-use yazi_shared::timestamp_us;
+use yazi_shared::{SStr, timestamp_us};
 
 use super::PreviewWrap;
 
@@ -35,10 +35,10 @@ impl Preview {
 	}
 
 	#[inline]
-	pub fn indent(&self) -> Cow<'static, str> { Self::indent_with(self.tab_size as usize) }
+	pub fn indent(&self) -> SStr { Self::indent_with(self.tab_size as usize) }
 
 	#[inline]
-	pub fn indent_with(n: usize) -> Cow<'static, str> {
+	pub fn indent_with(n: usize) -> SStr {
 		if let Some(s) = TABS.get(n) { Cow::Borrowed(s) } else { Cow::Owned(" ".repeat(n)) }
 	}
 }

yazi-core/src/mgr/mimetype.rs

@@ -1,7 +1,7 @@
 use std::{borrow::Cow, collections::HashMap, path::PathBuf};
 
 use yazi_fs::File;
-use yazi_shared::{MIME_DIR, url::{Scheme, Url}};
+use yazi_shared::{MIME_DIR, SStr, url::{Scheme, Url}};
 
 #[derive(Default)]
 pub struct Mimetype(HashMap<PathBuf, String>);
@@ -19,7 +19,7 @@ impl Mimetype {
 	}
 
 	#[inline]
-	pub fn by_url_owned(&self, url: &Url) -> Option<Cow<'static, str>> {
+	pub fn by_url_owned(&self, url: &Url) -> Option<SStr> {
 		self.by_url(url).map(|s| Cow::Owned(s.to_owned()))
 	}
 
@@ -29,7 +29,7 @@ impl Mimetype {
 	}
 
 	#[inline]
-	pub fn by_file_owned(&self, file: &File) -> Option<Cow<'static, str>> {
+	pub fn by_file_owned(&self, file: &File) -> Option<SStr> {
 		if file.is_dir() { Some(Cow::Borrowed(MIME_DIR)) } else { self.by_url_owned(&file.url) }
 	}
 

yazi-core/src/spot/spot.rs

@@ -1,12 +1,10 @@
-use std::borrow::Cow;
-
 use tokio_util::sync::CancellationToken;
 use yazi_config::YAZI;
 use yazi_fs::File;
 use yazi_macro::render;
 use yazi_parser::tab::SpotLock;
 use yazi_plugin::isolate;
-use yazi_shared::url::Url;
+use yazi_shared::{SStr, url::Url};
 
 #[derive(Default)]
 pub struct Spot {
@@ -17,7 +15,7 @@ pub struct Spot {
 }
 
 impl Spot {
-	pub fn go(&mut self, file: File, mime: Cow<'static, str>) {
+	pub fn go(&mut self, file: File, mime: SStr) {
 		if mime.is_empty() {
 			return; // Wait till mimetype is resolved to avoid flickering
 		} else if self.same_lock(&file, &mime) {

yazi-core/src/tab/preview.rs

@@ -9,7 +9,7 @@ use yazi_fs::{File, Files, FilesOp, cha::Cha};
 use yazi_macro::render;
 use yazi_parser::tab::PreviewLock;
 use yazi_plugin::{external::Highlighter, isolate};
-use yazi_shared::{MIME_DIR, url::Url};
+use yazi_shared::{MIME_DIR, SStr, url::Url};
 
 #[derive(Default)]
 pub struct Preview {
@@ -21,7 +21,7 @@ pub struct Preview {
 }
 
 impl Preview {
-	pub fn go(&mut self, file: File, mime: Cow<'static, str>, force: bool) {
+	pub fn go(&mut self, file: File, mime: SStr, force: bool) {
 		if mime.is_empty() {
 			return; // Wait till mimetype is resolved to avoid flickering
 		} else if !force && self.same_lock(&file, &mime) {

yazi-dds/src/body/hey.rs

@@ -1,8 +1,8 @@
-use std::{borrow::Cow, collections::HashMap};
+use std::collections::HashMap;
 
 use mlua::{ExternalResult, IntoLua, Lua, Value};
 use serde::{Deserialize, Serialize};
-use yazi_shared::Id;
+use yazi_shared::{Id, SStr};
 
 use super::{Body, BodyHi};
 use crate::Peer;
@@ -10,7 +10,7 @@ use crate::Peer;
 #[derive(Debug, Serialize, Deserialize)]
 pub struct BodyHey {
 	pub peers:   HashMap<Id, Peer>,
-	pub version: Cow<'static, str>,
+	pub version: SStr,
 }
 
 impl BodyHey {

yazi-dds/src/body/hi.rs

@@ -2,6 +2,7 @@ use std::{borrow::Cow, collections::HashSet};
 
 use mlua::{ExternalResult, IntoLua, Lua, Value};
 use serde::{Deserialize, Serialize};
+use yazi_shared::SStr;
 
 use super::Body;
 
@@ -10,7 +11,7 @@ use super::Body;
 pub struct BodyHi<'a> {
 	/// Specifies the kinds of events that the client can handle
 	pub abilities: HashSet<Cow<'a, str>>,
-	pub version:   Cow<'static, str>,
+	pub version:   SStr,
 }
 
 impl<'a> BodyHi<'a> {

yazi-parser/src/cmp/show.rs

@@ -1,12 +1,12 @@
-use std::{borrow::Cow, path::PathBuf};
+use std::path::PathBuf;
 
 use yazi_proxy::options::CmpItem;
-use yazi_shared::{Id, event::{Cmd, CmdCow, Data}};
+use yazi_shared::{Id, SStr, event::{Cmd, CmdCow, Data}};
 
 pub struct ShowOpt {
 	pub cache:      Vec<CmpItem>,
 	pub cache_name: PathBuf,
-	pub word:       Cow<'static, str>,
+	pub word:       SStr,
 	pub ticket:     Id,
 }
 

yazi-parser/src/cmp/trigger.rs

@@ -1,9 +1,7 @@
-use std::borrow::Cow;
-
-use yazi_shared::{Id, event::{CmdCow, Data}};
+use yazi_shared::{Id, SStr, event::{CmdCow, Data}};
 
 pub struct TriggerOpt {
-	pub word:   Cow<'static, str>,
+	pub word:   SStr,
 	pub ticket: Id,
 }
 

yazi-parser/src/mgr/rename.rs

@@ -1,12 +1,10 @@
-use std::borrow::Cow;
-
-use yazi_shared::event::CmdCow;
+use yazi_shared::{SStr, event::CmdCow};
 
 pub struct RenameOpt {
 	pub hovered: bool,
 	pub force:   bool,
-	pub empty:   Cow<'static, str>,
-	pub cursor:  Cow<'static, str>,
+	pub empty:   SStr,
+	pub cursor:  SStr,
 }
 
 impl From<CmdCow> for RenameOpt {

yazi-parser/src/spot/copy.rs

@@ -1,9 +1,7 @@
-use std::borrow::Cow;
-
-use yazi_shared::event::CmdCow;
+use yazi_shared::{SStr, event::CmdCow};
 
 pub struct CopyOpt {
-	pub r#type: Cow<'static, str>,
+	pub r#type: SStr,
 }
 
 impl From<CmdCow> for CopyOpt {

yazi-parser/src/spot/swipe.rs

@@ -1,9 +1,7 @@
-use std::borrow::Cow;
-
-use yazi_shared::event::CmdCow;
+use yazi_shared::{SStr, event::CmdCow};
 
 pub struct SwipeOpt {
-	pub step: Cow<'static, str>,
+	pub step: SStr,
 }
 
 impl From<CmdCow> for SwipeOpt {

yazi-parser/src/tab/copy.rs

@@ -1,9 +1,9 @@
 use std::{borrow::Cow, ffi::OsStr, path::Path};
 
-use yazi_shared::event::CmdCow;
+use yazi_shared::{SStr, event::CmdCow};
 
 pub struct CopyOpt {
-	pub r#type:    Cow<'static, str>,
+	pub r#type:    SStr,
 	pub separator: CopySeparator,
 	pub hovered:   bool,
 }

yazi-parser/src/tab/filter.rs

@@ -1,11 +1,9 @@
-use std::borrow::Cow;
-
 use yazi_fs::FilterCase;
-use yazi_shared::event::CmdCow;
+use yazi_shared::{SStr, event::CmdCow};
 
 #[derive(Default)]
 pub struct FilterOpt {
-	pub query: Cow<'static, str>,
+	pub query: SStr,
 	pub case:  FilterCase,
 	pub done:  bool,
 }

yazi-parser/src/tab/find.rs

@@ -1,10 +1,8 @@
-use std::borrow::Cow;
-
 use yazi_fs::FilterCase;
-use yazi_shared::event::CmdCow;
+use yazi_shared::{SStr, event::CmdCow};
 
 pub struct FindOpt {
-	pub query: Option<Cow<'static, str>>,
+	pub query: Option<SStr>,
 	pub prev:  bool,
 	pub case:  FilterCase,
 }

yazi-parser/src/tab/shell.rs

@@ -1,10 +1,8 @@
-use std::borrow::Cow;
-
 use anyhow::bail;
-use yazi_shared::{event::{CmdCow, Data}, url::Url};
+use yazi_shared::{SStr, event::{CmdCow, Data}, url::Url};
 
 pub struct ShellOpt {
-	pub run: Cow<'static, str>,
+	pub run: SStr,
 	pub cwd: Option<Url>,
 
 	pub block:       bool,

yazi-plugin/src/isolate/peek.rs

@@ -1,5 +1,3 @@
-use std::borrow::Cow;
-
 use mlua::{ExternalError, HookTriggers, IntoLua, ObjectLike, VmState};
 use tokio::{runtime::Handle, select};
 use tokio_util::sync::CancellationToken;
@@ -8,7 +6,7 @@ use yazi_binding::{File, elements::Rect};
 use yazi_config::LAYOUT;
 use yazi_dds::Sendable;
 use yazi_proxy::{AppProxy, options::{PluginCallback, PluginOpt}};
-use yazi_shared::event::Cmd;
+use yazi_shared::{SStr, event::Cmd};
 
 use super::slim_lua;
 use crate::loader::LOADER;
@@ -16,7 +14,7 @@ use crate::loader::LOADER;
 pub fn peek(
 	cmd: &'static Cmd,
 	file: yazi_fs::File,
-	mime: Cow<'static, str>,
+	mime: SStr,
 	skip: usize,
 ) -> Option<CancellationToken> {
 	let ct = CancellationToken::new();
@@ -47,7 +45,7 @@ pub fn peek(
 	Some(ct)
 }
 
-fn peek_sync(cmd: &'static Cmd, file: yazi_fs::File, mime: Cow<'static, str>, skip: usize) {
+fn peek_sync(cmd: &'static Cmd, file: yazi_fs::File, mime: SStr, skip: usize) {
 	let cb: PluginCallback = Box::new(move |lua, plugin| {
 		let job = lua.create_table_from([
 			("area", Rect::from(LAYOUT.get().preview).into_lua(lua)?),
@@ -66,7 +64,7 @@ fn peek_sync(cmd: &'static Cmd, file: yazi_fs::File, mime: Cow<'static, str>, sk
 fn peek_async(
 	cmd: &'static Cmd,
 	file: yazi_fs::File,
-	mime: Cow<'static, str>,
+	mime: SStr,
 	skip: usize,
 	ct: CancellationToken,
 ) {

yazi-plugin/src/isolate/spot.rs

@@ -1,24 +1,17 @@
-use std::borrow::Cow;
-
 use mlua::{ExternalError, ExternalResult, HookTriggers, IntoLua, ObjectLike, VmState};
 use tokio::{runtime::Handle, select};
 use tokio_util::sync::CancellationToken;
 use tracing::error;
 use yazi_binding::{File, Id};
 use yazi_dds::Sendable;
-use yazi_shared::{Ids, event::Cmd};
+use yazi_shared::{Ids, SStr, event::Cmd};
 
 use super::slim_lua;
 use crate::loader::LOADER;
 
 static IDS: Ids = Ids::new();
 
-pub fn spot(
-	cmd: &'static Cmd,
-	file: yazi_fs::File,
-	mime: Cow<'static, str>,
-	skip: usize,
-) -> CancellationToken {
+pub fn spot(cmd: &'static Cmd, file: yazi_fs::File, mime: SStr, skip: usize) -> CancellationToken {
 	let ct = CancellationToken::new();
 	let (ct1, ct2) = (ct.clone(), ct.clone());
 

yazi-proxy/src/options/plugin.rs

@@ -1,14 +1,14 @@
-use std::{borrow::Cow, collections::HashMap, fmt::Debug};
+use std::{collections::HashMap, fmt::Debug};
 
 use anyhow::bail;
 use mlua::{Lua, Table};
-use yazi_shared::event::{Cmd, CmdCow, Data, DataKey};
+use yazi_shared::{SStr, event::{Cmd, CmdCow, Data, DataKey}};
 
 pub type PluginCallback = Box<dyn FnOnce(&Lua, Table) -> mlua::Result<()> + Send + Sync>;
 
 #[derive(Default)]
 pub struct PluginOpt {
-	pub id:   Cow<'static, str>,
+	pub id:   SStr,
 	pub args: HashMap<DataKey, Data>,
 	pub mode: PluginMode,
 	pub cb:   Option<PluginCallback>,
@@ -50,7 +50,7 @@ impl Debug for PluginOpt {
 }
 
 impl PluginOpt {
-	pub fn new_callback(id: impl Into<Cow<'static, str>>, cb: PluginCallback) -> Self {
+	pub fn new_callback(id: impl Into<SStr>, cb: PluginCallback) -> Self {
 		Self { id: id.into(), mode: PluginMode::Sync, cb: Some(cb), ..Default::default() }
 	}
 }

yazi-proxy/src/options/search.rs

@@ -1,12 +1,10 @@
-use std::borrow::Cow;
-
-use yazi_shared::event::CmdCow;
+use yazi_shared::{SStr, event::CmdCow};
 
 pub struct SearchOpt {
 	pub via:      SearchOptVia,
-	pub subject:  Cow<'static, str>,
+	pub subject:  SStr,
 	pub args:     Vec<String>,
-	pub args_raw: Cow<'static, str>,
+	pub args_raw: SStr,
 }
 
 impl TryFrom<CmdCow> for SearchOpt {

yazi-proxy/src/tab.rs

@@ -1,7 +1,7 @@
 use std::borrow::Cow;
 
 use yazi_macro::emit;
-use yazi_shared::{event::Cmd, url::Url};
+use yazi_shared::{SStr, event::Cmd, url::Url};
 
 use crate::options::SearchOpt;
 
@@ -16,7 +16,7 @@ impl TabProxy {
 		emit!(Call(Cmd::args("mgr:reveal", [target]).with("raw", true).with("no-dummy", true)));
 	}
 
-	pub fn arrow(step: impl Into<Cow<'static, str>>) {
+	pub fn arrow(step: impl Into<SStr>) {
 		emit!(Call(Cmd::args("mgr:arrow", [step.into()])));
 	}
 

yazi-shared/src/alias.rs

@@ -0,0 +1 @@
+pub type SStr = std::borrow::Cow<'static, str>;

yazi-shared/src/event/cmd.rs

@@ -4,11 +4,11 @@ use anyhow::{Result, bail};
 use serde::{Deserialize, de};
 
 use super::{Data, DataKey};
-use crate::{Layer, url::Url};
+use crate::{Layer, SStr, url::Url};
 
 #[derive(Debug, Default)]
 pub struct Cmd {
-	pub name:  Cow<'static, str>,
+	pub name:  SStr,
 	pub args:  HashMap<DataKey, Data>,
 	pub layer: Layer,
 }
@@ -16,7 +16,7 @@ pub struct Cmd {
 impl Cmd {
 	pub fn new<N>(name: N) -> Self
 	where
-		N: Into<Cow<'static, str>>,
+		N: Into<SStr>,
 	{
 		Self::new_or(name, Default::default())
 			.unwrap_or_else(|_| Self { name: "null".into(), ..Default::default() })
@@ -24,9 +24,9 @@ impl Cmd {
 
 	pub fn new_or<N>(name: N, default: Layer) -> Result<Self>
 	where
-		N: Into<Cow<'static, str>>,
+		N: Into<SStr>,
 	{
-		let cow: Cow<'static, str> = name.into();
+		let cow: SStr = name.into();
 		let (layer, name) = match cow.find(':') {
 			None => (default, cow),
 			Some(i) => (cow[..i].parse()?, match cow {
@@ -43,7 +43,7 @@ impl Cmd {
 
 	pub fn args<N, D, I>(name: N, args: I) -> Self
 	where
-		N: Into<Cow<'static, str>>,
+		N: Into<SStr>,
 		D: Into<Data>,
 		I: IntoIterator<Item = D>,
 	{
@@ -116,7 +116,7 @@ impl Cmd {
 	}
 
 	#[inline]
-	pub fn take_str(&mut self, name: impl Into<DataKey>) -> Option<Cow<'static, str>> {
+	pub fn take_str(&mut self, name: impl Into<DataKey>) -> Option<SStr> {
 		if let Some(Data::String(s)) = self.take(name) { Some(s) } else { None }
 	}
 
@@ -124,7 +124,7 @@ impl Cmd {
 	pub fn take_first(&mut self) -> Option<Data> { self.take(0) }
 
 	#[inline]
-	pub fn take_first_str(&mut self) -> Option<Cow<'static, str>> {
+	pub fn take_first_str(&mut self) -> Option<SStr> {
 		if let Some(Data::String(s)) = self.take_first() { Some(s) } else { None }
 	}
 

yazi-shared/src/event/cow.rs

@@ -1,7 +1,7 @@
 use std::{borrow::Cow, ops::Deref};
 
 use super::{Cmd, Data, DataKey};
-use crate::url::Url;
+use crate::{SStr, url::Url};
 
 #[derive(Debug)]
 pub enum CmdCow {
@@ -38,7 +38,7 @@ impl CmdCow {
 	}
 
 	#[inline]
-	pub fn take_str(&mut self, name: impl Into<DataKey>) -> Option<Cow<'static, str>> {
+	pub fn take_str(&mut self, name: impl Into<DataKey>) -> Option<SStr> {
 		match self {
 			Self::Owned(c) => c.take_str(name),
 			Self::Borrowed(c) => c.str(name).map(Cow::Borrowed),
@@ -54,7 +54,7 @@ impl CmdCow {
 	}
 
 	#[inline]
-	pub fn take_first_str(&mut self) -> Option<Cow<'static, str>> {
+	pub fn take_first_str(&mut self) -> Option<SStr> {
 		match self {
 			Self::Owned(c) => c.take_first_str(),
 			Self::Borrowed(c) => c.first_str().map(Cow::Borrowed),

yazi-shared/src/event/data.rs

@@ -3,7 +3,7 @@ use std::{any::Any, borrow::Cow, collections::HashMap};
 use ordered_float::OrderedFloat;
 use serde::{Deserialize, Serialize, de};
 
-use crate::{Id, url::{Url, UrnBuf}};
+use crate::{Id, SStr, url::{Url, UrnBuf}};
 
 // --- Data
 #[derive(Debug, Serialize, Deserialize)]
@@ -13,7 +13,7 @@ pub enum Data {
 	Boolean(bool),
 	Integer(i64),
 	Number(f64),
-	String(Cow<'static, str>),
+	String(SStr),
 	List(Vec<Data>),
 	Dict(HashMap<DataKey, Data>),
 	Id(Id),
@@ -47,7 +47,7 @@ impl Data {
 	}
 
 	#[inline]
-	pub fn into_string(self) -> Option<Cow<'static, str>> {
+	pub fn into_string(self) -> Option<SStr> {
 		match self {
 			Self::String(s) => Some(s),
 			_ => None,
@@ -115,8 +115,8 @@ impl From<String> for Data {
 	fn from(value: String) -> Self { Self::String(Cow::Owned(value)) }
 }
 
-impl From<Cow<'static, str>> for Data {
-	fn from(value: Cow<'static, str>) -> Self { Self::String(value) }
+impl From<SStr> for Data {
+	fn from(value: SStr) -> Self { Self::String(value) }
 }
 
 impl From<Id> for Data {
@@ -140,7 +140,7 @@ pub enum DataKey {
 	#[serde(deserialize_with = "Self::deserialize_integer")]
 	Integer(i64),
 	Number(OrderedFloat<f64>),
-	String(Cow<'static, str>),
+	String(SStr),
 	Id(Id),
 	#[serde(skip_deserializing)]
 	Url(Url),

yazi-shared/src/lib.rs

@@ -2,7 +2,7 @@
 
 yazi_macro::mod_pub!(errors event shell translit url);
 
-yazi_macro::mod_flat!(bytes chars condition debounce either env id layer natsort os osstr rand ro_cell sync_cell terminal throttle time utf8);
+yazi_macro::mod_flat!(alias bytes chars condition debounce either env id layer natsort os osstr rand ro_cell sync_cell terminal throttle time utf8);
 
 pub fn init() {
 	LOG_LEVEL.replace(<_>::from(std::env::var("YAZI_LOG").unwrap_or_default()));

yazi-widgets/src/input/commands/kill.rs

@@ -1,12 +1,12 @@
-use std::{borrow::Cow, ops::RangeBounds};
+use std::ops::RangeBounds;
 
 use yazi_macro::render;
-use yazi_shared::{CharKind, event::CmdCow};
+use yazi_shared::{CharKind, SStr, event::CmdCow};
 
 use crate::input::Input;
 
 struct Opt {
-	kind: Cow<'static, str>,
+	kind: SStr,
 }
 
 impl From<CmdCow> for Opt {