From 23a87304cc2d2c9d2ae64c19a0b802d23ec3be3d Mon Sep 17 00:00:00 2001
From: Anton Kaliaev <anton.kalyaev@gmail.com>
Date: Tue, 8 Aug 2017 13:20:58 -0400
Subject: [PATCH] add a comment for PingPongLatencyTimer [ci skip]

---
 rpc/lib/client/ws_client.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/rpc/lib/client/ws_client.go b/rpc/lib/client/ws_client.go
index d1bfc1d37..2c379c86a 100644
--- a/rpc/lib/client/ws_client.go
+++ b/rpc/lib/client/ws_client.go
@@ -19,7 +19,7 @@ import (
 )
 
 const (
-	// Time allowed to write a message to the peer.
+	// Time allowed to write a message to the server.
 	writeWait = 10 * time.Second
 
 	// Maximum reconnect attempts
@@ -40,6 +40,8 @@ type WSClient struct {
 	Endpoint string // /websocket/url/endpoint
 	Dialer   func(string, string) (net.Conn, error)
 
+	// Time between sending a ping and receiving a pong. See
+	// https://godoc.org/github.com/rcrowley/go-metrics#Timer.
 	PingPongLatencyTimer metrics.Timer
 
 	// user facing channels, closed only when the client is being stopped.