Yeah, tell your boss to do one, I mean, you're deluding yourself by gambling on your boss being sweet and understanding. By all means end up unemployed with no reference, pregnant, a single parent in a city state with no child welfare system. Let's see who bites your job applications. No one is indispensable at their job, there are a billion other people who aren't single mothers who will take your job at a snap.
I thought that being a parent meant being a mature adult, not some stupid, hormonal, adolescent entity.
https://www.youtube.com/watch?v=gicoFxWB0IU