After autocompleted text is removed preceeding character is not removed

Author: viktorasl

MessageViewController/MessageAutocompleteController.swift

@@ -248,6 +248,7 @@ public final class MessageAutocompleteController: MessageTextViewListener {
             if let isAutocomplete = attribute[NSAttributedAutocompleteKey] as? Bool, isAutocomplete {
                 // Remove the autocompleted substring
                 let lowerRange = NSRange(location: 0, length: range.location + 1)
+                var shouldPreserveTypedText = true
                 textView.attributedText.enumerateAttribute(NSAttributedAutocompleteKey, in: lowerRange, options: .reverse, using: { (_, range, stop) in
 
                     // Only delete the first found range
@@ -258,7 +259,9 @@ public final class MessageAutocompleteController: MessageTextViewListener {
                     textView.selectedRange = NSRange(location: range.location, length: 0)
                     self.textView.textViewDidChange(textView)
                     self.preserveTypingAttributes(for: textView)
+                    shouldPreserveTypedText = false
                 })
+                return shouldPreserveTypedText
             }
         }
         return true