From 49e51d0f037befe65e3c64c2d25ba947fd7fc2af Mon Sep 17 00:00:00 2001
From: TheHolyRoger <theholyroger@theholyroger.com>
Date: Sat, 17 Oct 2020 15:18:26 +0100
Subject: [PATCH] Skip empty messages.

---
 gateway/gateway.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/gateway/gateway.go b/gateway/gateway.go
index 27265d15..20bd80ea 100644
--- a/gateway/gateway.go
+++ b/gateway/gateway.go
@@ -454,6 +454,11 @@ func (gw *Gateway) SendMessage(
 		gw.Router.MattermostPlugin <- msg
 	}
 
+	// Skip empty messages.
+	if len(strings.TrimSpace(msg.Text)) < 1 {
+		return "", nil
+	}
+
 	mID, err := dest.Send(msg)
 	if err != nil {
 		return mID, err