chore(treewide): Remove `cargo` warnings to 0

There are still the `clippy` warnings, but they are for a future date.

3 files changed, 18 insertions, 19 deletions

diff --git a/crates/turtle/src/atuin_pty_proxy/osc133.rs b/crates/turtle/src/atuin_pty_proxy/osc133.rs
index d79166a6..b0cf0f0a 100644
--- a/crates/turtle/src/atuin_pty_proxy/osc133.rs
+++ b/crates/turtle/src/atuin_pty_proxy/osc133.rs
@@ -1,4 +1,4 @@
-//! Streaming parser for OSC 133 (FinalTerm semantic prompt) escape sequences.
+//! Streaming parser for OSC 133 ([`FinalTerm`] semantic prompt) escape sequences.
 //!
 //! OSC 133 marks four regions of a shell interaction:
 //!
@@ -24,7 +24,7 @@
 //!   can ride alongside standard OSC 133 markers.
 
 /// Events emitted when an OSC 133 marker is detected.
-#[derive(Debug, Clone, PartialEq, Eq)]
+#[derive(Debug, Clone, PartialEq, Eq, Copy)]
 pub(crate) enum Event {
     /// `ESC ] 133 ; A ST` — the shell is about to display its prompt.
     PromptStart,
@@ -98,7 +98,6 @@ pub(crate) struct LocatedEvent {
 
 /// The current semantic zone as determined by the most recent OSC 133 marker.
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
-#[expect(dead_code)]
 pub(crate) enum Zone {
     /// No marker seen yet, or after a `D` marker (between commands).
     #[default]
diff --git a/crates/turtle/src/atuin_pty_proxy/runtime.rs b/crates/turtle/src/atuin_pty_proxy/runtime.rs
index 37c77eef..69b3a075 100644
--- a/crates/turtle/src/atuin_pty_proxy/runtime.rs
+++ b/crates/turtle/src/atuin_pty_proxy/runtime.rs
@@ -13,7 +13,7 @@ use crate::atuin_pty_proxy::screen::{self, Msg};
 
 pub(crate) fn main(options: RuntimeOptions) {
     if let Err(e) = run(options) {
-        let _ = terminal::disable_raw_mode();
+        drop(terminal::disable_raw_mode());
         eprintln!("atuin pty-proxy: {e:#}");
         std::process::exit(1);
     }
@@ -33,7 +33,7 @@ fn run(options: RuntimeOptions) -> eyre::Result<()> {
         .map_err(|e| eyre::eyre!("{e:#}"))?;
 
     let sock_path = screen::socket_path();
-    let _ = std::fs::remove_file(&sock_path);
+    drop(std::fs::remove_file(&sock_path));
 
     let mut cmd = CommandBuilder::new_default_prog();
     cmd.cwd(std::env::current_dir()?);
@@ -87,26 +87,26 @@ fn run(options: RuntimeOptions) -> eyre::Result<()> {
 
                     if let Some(highlighter) = highlighter.as_mut() {
                         let rendered = highlighter.render(&buf[..n]);
-                        let _ = msg_tx.try_send(Msg::Data(rendered.clone()));
+                        drop(msg_tx.try_send(Msg::Data(rendered.clone())));
 
                         if stdout.write_all(&rendered).is_err() {
                             break;
                         }
                     } else {
-                        let _ = msg_tx.try_send(Msg::Data(buf[..n].to_vec()));
+                        drop(msg_tx.try_send(Msg::Data(buf[..n].to_vec())));
 
                         if stdout.write_all(&buf[..n]).is_err() {
                             break;
                         }
                     }
-                    let _ = stdout.flush();
+                    drop(stdout.flush());
                 }
             }
         }
 
         if highlighter.is_some() {
-            let _ = stdout.write_all(RESET);
-            let _ = stdout.flush();
+            drop(stdout.write_all(RESET));
+            drop(stdout.flush());
         }
     });
 
@@ -126,10 +126,10 @@ fn run(options: RuntimeOptions) -> eyre::Result<()> {
     });
 
     let status = child.wait()?;
-    let _ = stdout_thread.join();
+    drop(stdout_thread.join());
 
-    let _ = terminal::disable_raw_mode();
-    let _ = std::fs::remove_file(&sock_path);
+    drop(terminal::disable_raw_mode());
+    drop(std::fs::remove_file(&sock_path));
 
     std::process::exit(process_exit_code(status.exit_code()));
 }
@@ -148,13 +148,13 @@ fn spawn_resize_handler(
         for _ in signals.forever() {
             if let Ok((cols, rows)) = terminal::size() {
                 current_cols.store(cols.max(1), Ordering::Relaxed);
-                let _ = master.resize(PtySize {
+                drop(master.resize(PtySize {
                     rows,
                     cols,
                     pixel_width: 0,
                     pixel_height: 0,
-                });
-                let _ = resize_tx.try_send(Msg::Resize { rows, cols });
+                }));
+                drop(resize_tx.try_send(Msg::Resize { rows, cols }));
             }
         }
     });
diff --git a/crates/turtle/src/atuin_pty_proxy/screen.rs b/crates/turtle/src/atuin_pty_proxy/screen.rs
index 5b892e21..c51a0c7d 100644
--- a/crates/turtle/src/atuin_pty_proxy/screen.rs
+++ b/crates/turtle/src/atuin_pty_proxy/screen.rs
@@ -54,8 +54,8 @@ pub(crate) fn spawn_socket_server(sock_path: PathBuf, screen_tx: SyncSender<Msg>
                 break;
             }
             if let Ok(data) = reply_rx.recv() {
-                let _ = stream.write_all(&data);
-                let _ = stream.flush();
+                drop(stream.write_all(&data));
+                drop(stream.flush());
             }
         }
     });
@@ -98,7 +98,7 @@ fn handle_parser_msg(parser: &mut vt100::Parser, msg: Msg) {
         Msg::Data(data) => parser.process(&data),
         Msg::Resize { rows, cols } => parser.screen_mut().set_size(rows, cols),
         Msg::ScreenRequest(reply_tx) => {
-            let _ = reply_tx.send(encode_screen(parser));
+            drop(reply_tx.send(encode_screen(parser)));
         }
     }
 }