She did choose not to place herself in the social situation with racists. Then she let the friendship die and wither away. A friendship is a two part relationship and it seemed that there was no attempt by either side to continue the friendship after the baptism issue
There’s a middle ground here where the world is viewed in more complicated terms than this. Rebecca could’ve avoided the social situation and given her friend lee-way to keep whatever friends she wanted. She doesn’t have to, but she could’ve done.
The two sets of friendships are not dependent on each other. What if her friend had a racist grandmother? Would Rebecca insist that the grandmother shouldn’t be allowed to attend? Or that her friend must cut all ties? There’s always a nuanced middle ground — and it’s been missed here.