> 
> My idea right now is to use the range feature in tree-sitter. Since the “body” of FOR_EACH_TAIL is valid C, I can either set the ranges for the parser so it ignores FOR_EACH_TAIL

I end up going this route.

> or I can add another parser that only parses the body of FOR_EACH_TAIL.

Ok, here’s the patch. Eli, would you give it a try? This is a sizable patch so I’m not sure if you want it on emacs-29 or master.

Yuan