From 584186c7ff3ff42c76df3e1958415c4a14ec8fb8 Mon Sep 17 00:00:00 2001
From: Xiang Li <xiang.li@coreos.com>
Date: Thu, 19 Jun 2014 14:39:17 -0700
Subject: [PATCH] add HasLeader function

---
 raft/node.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/raft/node.go b/raft/node.go
index ce058c863..f513daaee 100644
--- a/raft/node.go
+++ b/raft/node.go
@@ -47,6 +47,8 @@ func Dictate(n *Node) *Node {
 
 func (n *Node) Id() int { return n.sm.id }
 
+func (n *Node) HasLeader() bool { return n.sm.lead != none }
+
 // Propose asynchronously proposes data be applied to the underlying state machine.
 func (n *Node) Propose(data []byte) { n.propose(normal, data) }