From c760ba083947bcf8e89019a35966d1b252f94c30 Mon Sep 17 00:00:00 2001
From: Bruno Windels <brunow@matrix.org>
Date: Wed, 25 Sep 2019 17:30:01 +0200
Subject: [PATCH] make command detection more resilient

---
 src/components/views/rooms/SendMessageComposer.js | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/components/views/rooms/SendMessageComposer.js b/src/components/views/rooms/SendMessageComposer.js
index f6e5830329..2717ff58c5 100644
--- a/src/components/views/rooms/SendMessageComposer.js
+++ b/src/components/views/rooms/SendMessageComposer.js
@@ -170,7 +170,19 @@ export default class SendMessageComposer extends React.Component {
 
     _isSlashCommand() {
         const parts = this.model.parts;
-        return parts.length && parts[0].type === "command";
+        const firstPart = parts[0];
+        if (firstPart) {
+            if (firstPart.type === "command") {
+                return true;
+            }
+            // be extra resilient when somehow the AutocompleteWrapperModel or
+            // CommandPartCreator fails to insert a command part, so we don't send
+            // a command as a message
+            if (firstPart.type === "plain" && firstPart.text.startsWith("/")) {
+                return true;
+            }
+        }
+        return false;
     }
 
     async _runSlashCommand() {