From 41a5146ba1aefca996c3d7bfb7c712d001ecc7f3 Mon Sep 17 00:00:00 2001
From: Michael Bolin <mbolin@openai.com>
Date: Thu, 16 Apr 2026 12:31:06 -0700
Subject: [PATCH] fix: fix clippy issue in examples/ folder

---
 codex-rs/thread-store/examples/generate-proto.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/codex-rs/thread-store/examples/generate-proto.rs b/codex-rs/thread-store/examples/generate-proto.rs
index aa159f5bcb..0b4afb54f9 100644
--- a/codex-rs/thread-store/examples/generate-proto.rs
+++ b/codex-rs/thread-store/examples/generate-proto.rs
@@ -1,7 +1,12 @@
 use std::path::PathBuf;
 
 fn main() -> Result<(), Box<dyn std::error::Error>> {
-    let proto_dir = PathBuf::from(std::env::args().nth(1).expect("proto dir"));
+    let Some(proto_dir_arg) = std::env::args().nth(1) else {
+        eprintln!("Usage: generate-proto <proto-dir>");
+        std::process::exit(1);
+    };
+
+    let proto_dir = PathBuf::from(proto_dir_arg);
     let proto_file = proto_dir.join("codex.thread_store.v1.proto");
 
     tonic_prost_build::configure()