Apply cargo clippy --fix cleanups

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

src/app.rs

@@ -231,7 +231,7 @@ impl Selection {
                     if s.is_empty() {
                         result.push(' ');
                     } else {
-                        result.push_str(&s);
+                        result.push_str(s);
                     }
                 } else {
                     result.push(' ');
@@ -743,7 +743,7 @@ impl App {
         }
 
         // 4. WM-keybinds – bara när ingen terminal är fokuserad
-        let terminal_focused = self.focused_id.map_or(false, |id| {
+        let terminal_focused = self.focused_id.is_some_and(|id| {
             self.windows.iter().any(|w| w.id == id && matches!(w.content, WindowContent::Terminal { .. }))
         });
         if !terminal_focused {
@@ -1125,12 +1125,12 @@ impl App {
         }
 
         // 5. Innehållsyta → fokus + vidarebefordra musklick till terminal
-        let hit = self.windows.iter().rev().find(|w| w.in_content(col, row)).and_then(|w| {
+        let hit = self.windows.iter().rev().find(|w| w.in_content(col, row)).map(|w| {
             let (mode, encoding) = match &w.content {
                 WindowContent::Terminal { alive, .. } if *alive => (w.mouse_mode, w.mouse_encoding),
                 _ => (vt100::MouseProtocolMode::None, vt100::MouseProtocolEncoding::Default),
             };
-            Some((w.id, w.content_rect(), mode, encoding))
+            (w.id, w.content_rect(), mode, encoding)
         });
         if let Some((id, content_rect, mode, encoding)) = hit {
             crate::log::log(&format!("  click step5: window={} mode={:?} enc={:?} col={} row={} content_rect={:?}", id, mode, encoding, col, row, content_rect));
@@ -1458,7 +1458,7 @@ impl App {
             Ok((pty, rx)) => {
                 let parser = vt100::Parser::new(rows, cols, 0);
                 self.next_id += 1;
-                let title = shell.split('/').last().unwrap_or(shell).to_string();
+                let title = shell.split('/').next_back().unwrap_or(shell).to_string();
                 self.windows.push(FloatingWindow {
                     id,
                     x,
@@ -1909,7 +1909,7 @@ fn key_to_bytes(key: KeyEvent, app_cursor: bool, _app_keypad: bool) -> Option<Ve
 fn base64_encode(data: &[u8]) -> String {
     const ALPHABET: &[u8; 64] =
         b"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
-    let mut out = String::with_capacity((data.len() + 2) / 3 * 4);
+    let mut out = String::with_capacity(data.len().div_ceil(3) * 4);
     for chunk in data.chunks(3) {
         let b0 = chunk[0] as u32;
         let b1 = if chunk.len() > 1 { chunk[1] as u32 } else { 0 };
@@ -2000,12 +2000,7 @@ fn find_apc_g_start(data: &[u8]) -> Option<usize> {
     if data.len() < 3 {
         return None;
     }
-    for i in 0..data.len() - 2 {
+    (0..data.len() - 2).find(|&i| data[i] == 0x1b && data[i + 1] == b'_' && data[i + 2] == b'G')
-        if data[i] == 0x1b && data[i + 1] == b'_' && data[i + 2] == b'G' {
-            return Some(i);
-        }
-    }
-    None
 }
 
 /// Hitta APC slut (ESC \) efter start. Returnerar end offset (inkl. ESC \).

src/client.rs

@@ -38,7 +38,7 @@ pub fn run(socket_path: &str) -> io::Result<()> {
     match ipc::read_message::<_, ServerMessage>(&mut reader) {
         Ok(ServerMessage::HelloOk { .. }) => {}
         _ => {
-            return Err(io::Error::new(io::ErrorKind::Other, "Ogiltigt svar från server"))
+            return Err(io::Error::other("Ogiltigt svar från server"))
         }
     }
 

src/kitty_gfx.rs

@@ -139,7 +139,7 @@ pub fn show_bg(
 fn base64_encode(data: &[u8]) -> String {
     const ALPHABET: &[u8; 64] =
         b"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
-    let mut out = String::with_capacity((data.len() + 2) / 3 * 4);
+    let mut out = String::with_capacity(data.len().div_ceil(3) * 4);
     for chunk in data.chunks(3) {
         let b0 = chunk[0] as u32;
         let b1 = if chunk.len() > 1 { chunk[1] as u32 } else { 0 };

src/log.rs

@@ -21,7 +21,7 @@ pub fn init() {
     match OpenOptions::new().create(true).append(true).open(&path) {
         Ok(f) => {
             *LOG.lock().unwrap() = Some(f);
-            log(&format!("=== TUI-WM startad ==="));
+            log(&"=== TUI-WM startad ===".to_string());
         }
         Err(e) => eprintln!("log::init: kunde inte öppna {:?}: {}", path, e),
     }