From eba66693b0e190874f6cfbe605d6424ea43fdd32 Mon Sep 17 00:00:00 2001
From: Tulir Asokan <tulir@maunium.net>
Date: Mon, 28 Dec 2020 00:21:17 +0200
Subject: [PATCH] Fix handling empty commands

---
 commands.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/commands.go b/commands.go
index 4bb8293..8a7c058 100644
--- a/commands.go
+++ b/commands.go
@@ -80,6 +80,9 @@ func (ce *CommandEvent) Reply(msg string, args ...interface{}) {
 // Handle handles messages to the bridge
 func (handler *CommandHandler) Handle(roomID id.RoomID, user *User, message string) {
 	args := strings.Fields(message)
+	if len(args) == 0 {
+		args = []string{"unknown-command"}
+	}
 	ce := &CommandEvent{
 		Bot:     handler.bridge.Bot,
 		Bridge:  handler.bridge,
@@ -162,7 +165,7 @@ func (handler *CommandHandler) CommandMux(ce *CommandEvent) {
 			handler.CommandCreate(ce)
 		}
 	default:
-		ce.Reply("Unknown Command")
+		ce.Reply("Unknown command, use the `help` command for help.")
 	}
 }