So I see two possibilities here:

She doesn't like you and is asking you to stfu because of this. Result: You might be shot down. Any further dancing around the issue is just going to prolong the inevitable and lead you to not moving on.

She does like you and is asking you to stfu due to playing games with your head. Result: Ask yourself if you actually want to deal with that. Then when you're done with that you still have to ask her out...

...