Got quite a comprehensive email from Netlify on how to do their form handling. So i'm going to see if I can solve it without doing some crazy stuff like this. But I'll take some time to put this into the issue so we have references to it.

Hi, Is there any good way to implement a wrapper in rum without macro? the wrapper will modify it’s child’s properties use a function. For example, below wrapper will use fn-modifier to modify x or y. (wrapper fn-modifier (child1 {:x x1 :y y1}) (child2 {:x x2 :y y2})...)