From 726d81f83b321acb032b009e2e01b8a13f8a22c4 Mon Sep 17 00:00:00 2001
From: Guo Xiang Tan <tgx_world@hotmail.com>
Date: Fri, 5 Feb 2016 16:47:47 +0800
Subject: [PATCH] FIX: Don't update autocomplete when removing the key.

---
 app/assets/javascripts/discourse/lib/autocomplete.js.es6 | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/app/assets/javascripts/discourse/lib/autocomplete.js.es6 b/app/assets/javascripts/discourse/lib/autocomplete.js.es6
index 5aa01e495b1..aeb2ffb1db9 100644
--- a/app/assets/javascripts/discourse/lib/autocomplete.js.es6
+++ b/app/assets/javascripts/discourse/lib/autocomplete.js.es6
@@ -430,6 +430,10 @@ export default function(options) {
 
           term = me.val().substring(completeStart + (options.key ? 1 : 0), caretPosition);
 
+          if ((completeStart === caretPosition) && (term === options.key)) {
+            closeAutocomplete();
+          }
+
           updateAutoComplete(options.dataSource(term));
           return true;
         default: