Simplify the code

yazi-core/src/input/commands/backspace.rs

@@ -15,16 +15,12 @@ impl From<bool> for Opt {
 
 impl Input {
 	pub fn backspace(&mut self, opt: impl Into<Opt>) {
-		let opt = opt.into() as Opt;
 		let snap = self.snaps.current_mut();
-
 		if snap.value.is_empty() {
-			self.ticket = self.ticket.wrapping_add(1);
-			self.visible = false;
-			render!();
-			return;
+			return self.close(false);
 		}
 
+		let opt = opt.into() as Opt;
 		if !opt.under && snap.cursor < 1 {
 			return;
 		} else if opt.under && snap.cursor >= snap.value.len() {

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

@@ -69,21 +69,21 @@ impl Input {
 		let opt = opt.into() as Opt;
 		let snap = self.snap_mut();
 
-		match opt.kind.as_bytes() {
-			b"bol" => {
+		match opt.kind.as_str() {
+			"bol" => {
 				let end = snap.idx(snap.cursor).unwrap_or(snap.len());
 				self.kill_range(..end)
 			}
-			b"eol" => {
+			"eol" => {
 				let start = snap.idx(snap.cursor).unwrap_or(snap.len());
 				self.kill_range(start..)
 			}
-			b"backward" => {
+			"backward" => {
 				let end = snap.idx(snap.cursor).unwrap_or(snap.len());
 				let start = end - Self::find_word_boundary(snap.value[..end].chars().rev());
 				self.kill_range(start..end)
 			}
-			b"forward" => {
+			"forward" => {
 				let start = snap.idx(snap.cursor).unwrap_or(snap.len());
 				let end = start + Self::find_word_boundary(snap.value[start..].chars());
 				self.kill_range(start..end)

yazi-core/src/tab/commands/search.rs

@@ -63,10 +63,6 @@ impl Tab {
 			let mut input = Input::_show(InputCfg::search(&opt.type_.to_string()));
 			let Some(Ok(subject)) = input.recv().await else { bail!("") };
 
-			if subject.is_empty() {
-				return Ok(());
-			}
-
 			cwd = cwd.into_search(subject.clone());
 			let rx = if opt.type_ == OptType::Rg {
 				external::rg(external::RgOpt { cwd: cwd.clone(), hidden, subject })

yazi-plugin/src/url/url.rs

@@ -9,7 +9,7 @@ pub struct Url;
 impl Url {
 	pub fn register(lua: &Lua) -> mlua::Result<()> {
 		lua.register_userdata_type::<yazi_shared::fs::Url>(|reg| {
-			reg.add_field_method_get("frag", |_, me| Ok(me.frag().map(ToOwned::to_owned)));
+			reg.add_field_method_get("frag", |lua, me| lua.create_string(me.frag()));
 			reg.add_field_method_get("is_regular", |_, me| Ok(me.is_regular()));
 			reg.add_field_method_get("is_search", |_, me| Ok(me.is_search()));
 			reg.add_field_method_get("is_archive", |_, me| Ok(me.is_archive()));

yazi-shared/src/fs/url.rs

@@ -8,7 +8,7 @@ const ENCODE_SET: &AsciiSet = &CONTROLS.add(b'#');
 pub struct Url {
 	scheme: UrlScheme,
 	path:   PathBuf,
-	frag:   Option<String>,
+	frag:   String,
 }
 
 #[derive(Clone, Copy, Default, Eq, Hash, Ord, PartialEq, PartialOrd)]
@@ -76,7 +76,7 @@ impl From<&str> for Url {
 			}
 			Some((a, b)) => {
 				url.path = percent_decode_str(a).decode_utf8_lossy().into_owned().into();
-				url.frag = Some(b.to_string()).filter(|s| !s.is_empty());
+				url.frag = b.to_string();
 			}
 		}
 		url
@@ -108,7 +108,8 @@ impl ToString for Url {
 		};
 
 		let path = percent_encode(self.path.as_os_str().as_encoded_bytes(), ENCODE_SET);
-		let frag = self.frag.as_ref().map(|s| format!("#{s}")).unwrap_or_default();
+		let frag =
+			Some(&self.frag).filter(|&s| !s.is_empty()).map(|s| format!("#{s}")).unwrap_or_default();
 		format!("{scheme}{path}{frag}")
 	}
 }
@@ -173,7 +174,7 @@ impl Url {
 	#[inline]
 	pub fn into_search(mut self, frag: String) -> Self {
 		self.scheme = UrlScheme::Search;
-		self.frag = Some(frag);
+		self.frag = frag;
 		self
 	}
 
@@ -195,7 +196,7 @@ impl Url {
 
 	// --- Frag
 	#[inline]
-	pub fn frag(&self) -> Option<&str> { self.frag.as_deref() }
+	pub fn frag(&self) -> &str { &self.frag }
 }
 
 impl From<&str> for UrlScheme {