From d49f192835c44a6ec152a9e59e55d02b552c4f29 Mon Sep 17 00:00:00 2001
From: manmen-mi <manmen.mi1375@gmail.com>
Date: Sat, 7 Dec 2024 21:40:03 +0900
Subject: [PATCH] add arg

---
 src/main.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/main.rs b/src/main.rs
index eeb1883e..cd97b1f7 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -35,6 +35,10 @@ struct Args {
     /// Only use this if Rustlings fails to detect exercise file changes.
     #[arg(long)]
     manual_run: bool,
+
+    /// Change rustbook url to passed one.
+    #[arg(long)]
+    base_url: Option<String>,
 }
 
 #[derive(Subcommand)]