Merge pull request slackhq#188 from slackhq/brady-fixed-japanese-keyboards

Fixes autocompletion on Japanese keyboards

Author: Ignacio Romero Zurbuchen

Source/Classes/SLKTextView.m

@@ -362,6 +362,15 @@ - (void)setTypingSuggestionEnabled:(BOOL)enabled
         return;
     }
 
+    // Toggling autocorrect on Japanese keyboards breaks autocompletion.
+    // If you try typing "@" on a Japanese keyboard toggling the autocomplete causes iOS
+    // to set the textView's text to an empty string.
+    // My thought is that this is caused by the same mechanism that forces autocorrection
+    // to be committed when refreshing the first responder.
+    if ([self.textInputMode.primaryLanguage isEqualToString:@"ja-JP"]) {
+        return;
+    }
+    
     self.autocorrectionType = enabled ? UITextAutocorrectionTypeDefault : UITextAutocorrectionTypeNo;
     self.spellCheckingType = enabled ? UITextSpellCheckingTypeDefault : UITextSpellCheckingTypeNo;