From 9d8f80916a300a846dfd6bb8ad10d402a96ba3f3 Mon Sep 17 00:00:00 2001
From: Ryan Cao <70191398+ryanccn@users.noreply.github.com>
Date: Mon, 13 Nov 2023 20:38:14 +0800
Subject: [PATCH] add latest flag

---
 src/commands/ls_remote.rs | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/src/commands/ls_remote.rs b/src/commands/ls_remote.rs
index b7270fe..51ef3c0 100644
--- a/src/commands/ls_remote.rs
+++ b/src/commands/ls_remote.rs
@@ -17,6 +17,10 @@ pub struct LsRemote {
     /// Version sorting order
     #[arg(long, default_value = "asc")]
     sort: remote_node_index::SortingMethod,
+
+    /// Only show the latest matching version
+    #[arg(long)]
+    latest: bool,
 }
 
 impl super::command::Command for LsRemote {
@@ -40,6 +44,15 @@ impl super::command::Command for LsRemote {
             all_versions.retain(|v| filter.matches(&v.version, config));
         }
 
+        if all_versions.is_empty() {
+            eprintln!("{}", "No versions were found!".red());
+            return Ok(());
+        }
+
+        if self.latest {
+            all_versions = vec![all_versions.into_iter().last().unwrap()];
+        }
+
         for version in &all_versions {
             print!("{}", version.version);
             if let Some(lts) = &version.lts {
@@ -48,10 +61,6 @@ impl super::command::Command for LsRemote {
             println!();
         }
 
-        if all_versions.is_empty() {
-            eprintln!("{}", "No versions were found!".red());
-        }
-
         Ok(())
     }
 }