This expression would be used by someone who has a degree of uncertainty about whether they have an urge to fart or whether he or she might actually shart or fully shit themselves.
I'm either about to toot or shoot right now, shall I risk it anyway?
I just finished my second bowl of nachos and I can't tell if I'm about to toot or shoot.
church hurt is where you experience a degree of distance, pain, or judgement from your church community. Essentially, you are just unable to “find your place”. This is prevalent in the Christian community, but can be extended to other religions.
Now that I am an adult I am beginning to heal from the church hurt that was inflicted on me as a child.