From a7274ddce299f33d23dbe8af5bbe6219f07c559a Mon Sep 17 00:00:00 2001
From: Wenbin <85331908+Wenbin1002@users.noreply.github.com>
Date: Wed, 12 Mar 2025 21:53:42 +0800
Subject: [PATCH] add more trait for peer (#222)

---
 src/v1/meta.rs | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/src/v1/meta.rs b/src/v1/meta.rs
index 4d83169..3071ddd 100644
--- a/src/v1/meta.rs
+++ b/src/v1/meta.rs
@@ -17,6 +17,7 @@ tonic::include_proto!("greptime.v1.meta");
 mod mailbox;
 
 use std::collections::HashMap;
+use std::fmt::{Display, Formatter};
 use std::hash::{Hash, Hasher};
 
 pub const PROTOCOL_VERSION: u64 = 1;
@@ -57,6 +58,27 @@ impl Hash for Peer {
 
 impl Eq for Peer {}
 
+impl Display for Peer {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        write!(f, "peer-{}({})", self.id, self.addr)
+    }
+}
+
+impl Peer {
+    pub fn new(id: u64, addr: impl Into<String>) -> Self {
+        Self {
+            id,
+            addr: addr.into(),
+        }
+    }
+    pub fn empty(id: u64) -> Self {
+        Self {
+            id,
+            addr: String::new(),
+        }
+    }
+}
+
 impl RequestHeader {
     #[inline]
     pub fn new(member_id: u64, role: Role, tracing_context: HashMap<String, String>) -> Self {