From 96b10a926f5bf7909b61b4095c6488d8b7f7c972 Mon Sep 17 00:00:00 2001
From: "Andrew Phillips (aider)" <andrew.phillips2@canada.ca>
Date: Tue, 6 May 2025 12:44:14 -0300
Subject: [PATCH] fix: resolve unused variables and mutable issues

---
 src/main.rs | 29 +++++------------------------
 1 file changed, 5 insertions(+), 24 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index c17a40a..5305eb7 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -519,10 +519,10 @@ fn mode_diff(cmd: &mut Command, args: Args, ids: &mut Vec<i64>, tags: &mut Vec<S
 
             let compression_engine_b = compression::get_engine(compression_type_b).expect("Unable to get compression engine");
 
-            let (fd_a_read, fd_a_write) = unistd::pipe().unwrap();
-            let (fd_b_read, fd_b_write) = unistd::pipe().unwrap();
+            let (_fd_a_read, fd_a_write) = unistd::pipe().unwrap();
+            let (_fd_b_read, fd_b_write) = unistd::pipe().unwrap();
 
-            let mut child = std::process::Command::new("diff")
+            let child = std::process::Command::new("diff")
                 .arg("-u")
                 .stdin(std::process::Stdio::piped())
                 .stdout(std::process::Stdio::piped())
@@ -532,32 +532,13 @@ fn mode_diff(cmd: &mut Command, args: Args, ids: &mut Vec<i64>, tags: &mut Vec<S
 
             let stdout_a = unsafe { std::fs::File::from_raw_fd(fd_a_write) };
             let stdout_b = unsafe { std::fs::File::from_raw_fd(fd_b_write) };
-            let mut stdout_a = BufWriter::new(stdout_a);
-            let mut stdout_b = BufWriter::new(stdout_b);
-            let mut stdout_a = BufWriter::new(stdout_a);
-            let mut stdout_b = BufWriter::new(stdout_b);
+            let stdout_a = BufWriter::new(stdout_a);
+            let stdout_b = BufWriter::new(stdout_b);
 
-            let mut child_stdin = child.stdin.unwrap();
             compression_engine_a.copy(item_path_a.clone(), &mut stdout_a)?;
             compression_engine_b.copy(item_path_b.clone(), &mut stdout_b)?;
 
             let output = child.wait_with_output().expect("Failed to wait on diff command");
-            if output.status.success() {
-                println!("{}", String::from_utf8_lossy(&output.stdout));
-            } else {
-                eprintln!("{}", String::from_utf8_lossy(&output.stderr));
-            }
-            if output.status.success() {
-                println!("{}", String::from_utf8_lossy(&output.stdout));
-            } else {
-                eprintln!("{}", String::from_utf8_lossy(&output.stderr));
-            }
-            if output.status.success() {
-                println!("{}", String::from_utf8_lossy(&output.stdout));
-            } else {
-                eprintln!("{}", String::from_utf8_lossy(&output.stderr));
-            }
-
             if output.status.success() {
                 println!("{}", String::from_utf8_lossy(&output.stdout));
             } else {