Currently, it seems zero width spaces are not escaped and simply "displayed" in /server raw, so there's no way to tell if a message contains them other than copy-pasting the text (or trying to search for text which has zero width spaces in the middle, see #946).
Currently, it seems zero width spaces are not escaped and simply "displayed" in
/server raw, so there's no way to tell if a message contains them other than copy-pasting the text (or trying to search for text which has zero width spaces in the middle, see #946).