This adds a mix-in for writable functions arguments.
Change-Id: I758f7fef77d992ea25395db550571ccb081fd5fd
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@qt.io>
Prepare the move of the semantic highlighting to the clang back end. We
have it under tests too so it should be quite easy to make changes or
corrections.
Change-Id: I5706a8a06fde5a9ba2eba3a8ba62782102ac0bd3
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@theqtcompany.com>