From 037dea1f8e12a19d81fe43d7cc3749a54315eece Mon Sep 17 00:00:00 2001
From: Alexey Galakhov <agalakhov@snapview.de>
Date: Fri, 17 Mar 2017 16:01:28 +0100
Subject: [PATCH] Add possibility to send pings

Signed-off-by: Alexey Galakhov <agalakhov@snapview.de>
---
 src/protocol/mod.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/protocol/mod.rs b/src/protocol/mod.rs
index cf0f96d..ab811a9 100644
--- a/src/protocol/mod.rs
+++ b/src/protocol/mod.rs
@@ -109,6 +109,12 @@ impl<Stream: Read + Write> WebSocket<Stream> {
         self.write_pending()
     }
 
+    /// Send ping.
+    pub fn send_ping(&mut self, payload: Vec<u8>) -> Result<()> {
+        self.send_queue.push_back(Frame::ping(payload));
+        self.write_pending()
+    }
+
     /// Close the connection.
     ///
     /// This function guarantees that the close frame will be queued.