From 64278afa9d75c150ab30cbc049a9a2a9e6a55e6c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=9F=A9=E6=95=B0?=
 <33194175+hanshuaikang@users.noreply.github.com>
Date: Sat, 25 Jan 2025 17:24:52 +0800
Subject: [PATCH] fix: chart display sort (#56)

---
 src/main.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/main.rs b/src/main.rs
index b7cd8fe..10d206d 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -63,7 +63,11 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
     }
 
 
-    let targets: Vec<String> = args.target.into_iter().collect::<HashSet<_>>().into_iter().collect();
+    // after de-duplication, the original order is still preserved
+    let mut seen = HashSet::new();
+    let targets: Vec<String> = args.target.into_iter()
+        .filter(|item| seen.insert(item.clone()))
+        .collect();
 
     let res = run_app(targets, args.count, args.interval, running.clone(), args.force_ipv6, args.multiple, args.view_type).await;