Don't bother update recent tags if there's nothing to add

nanaya · Aug 2, 2016 · 74d0c85 · 74d0c85
1 parent c7f21eb
commit 74d0c85
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/lib/assets/javascripts/moe-legacy/tag_completion.coffee b/lib/assets/javascripts/moe-legacy/tag_completion.coffee
@@ -144,7 +144,9 @@ TagCompletionClass::load_data = (onComplete) ->
 
 TagCompletionClass::observe_tag_changes_on_submit = (form, tags_field, old_tags_field) ->
   form.on 'submit', (e) ->
-    TagCompletion?.add_recent_tags_from_update tags_field?.value, old_tags_field?.value
+    return if !TagCompletion? || !tags_field?.value
+
+    TagCompletion.add_recent_tags_from_update tags_field.value, old_tags_field?.value
 
 ### From a tag string, eg. "1`tagme`alias`alias2`", retrieve the tag name "tagme". ###