From 4f78f40537be9b2aac7a896dd783f1e4e1f5cee0 Mon Sep 17 00:00:00 2001
From: Jeromy <why@ipfs.io>
Date: Thu, 8 Dec 2016 21:56:47 -0800
Subject: [PATCH] swarm/peers: print 'n/a' instead of zero latency

License: MIT
Signed-off-by: Jeromy <why@ipfs.io>
---
 core/commands/swarm.go | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/core/commands/swarm.go b/core/commands/swarm.go
index 4d7386e5512..3f914839847 100644
--- a/core/commands/swarm.go
+++ b/core/commands/swarm.go
@@ -94,7 +94,12 @@ var swarmPeersCmd = &cmds.Command{
 			}
 
 			if verbose || latency {
-				ci.Latency = n.Peerstore.LatencyEWMA(pid).String()
+				lat := n.Peerstore.LatencyEWMA(pid)
+				if lat == 0 {
+					ci.Latency = "n/a"
+				} else {
+					ci.Latency = lat.String()
+				}
 			}
 			if verbose || streams {
 				strs, err := c.GetStreams()