syntax_data: {"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"Region::new_bound(cx,"}]}
source_snippet:             Region::new_bound(cx, debruijn.shifted_in(amount), br)
context_before:         ty::ReBound(debruijn, br) if amount > 0 => {
context_after:         }