From 49b48bdce2aa4f7592d18d6f5a69fce3b25108ee Mon Sep 17 00:00:00 2001
From: Nils Andreas Svee <me@lochnair.net>
Date: Tue, 28 Apr 2026 23:15:54 +0700
Subject: [PATCH] perf(cli): use LineWriter for stdout to improve output
 responsiveness

Switch from BufWriter to LineWriter to ensure trace logs and events are flushed to the terminal immediately upon each line completion.
---
 crates/irtt-cli/src/main.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crates/irtt-cli/src/main.rs b/crates/irtt-cli/src/main.rs
index 3f8a35b..7a2bfce 100644
--- a/crates/irtt-cli/src/main.rs
+++ b/crates/irtt-cli/src/main.rs
@@ -28,7 +28,7 @@ fn main() -> ExitCode {
 
 fn run(args: CliArgs) -> Result<(), Box<dyn std::error::Error>> {
     let mode = args.output;
-    let mut stdout = io::BufWriter::new(io::stdout().lock());
+    let mut stdout = io::LineWriter::new(io::stdout().lock());
     let mut client = Client::connect(args.to_client_config())?;
 
     let open = client.open(ClientTimestamp::now())?;