{"ast_node_type":"other","tokens":[{"end":99,"kind":"keyword","start":0,"text":"self.arena.alloc_from_iter(pats.iter().map(|x|"}]}
                            self.arena.alloc_from_iter(pats.iter().map(|x| self.lower_pat_mut(x))),
                        break hir::PatKind::Or(
                        );