{"ast_node_type":"other","tokens":[{"end":84,"kind":"keyword","start":0,"text":"self.with_context(UnlabeledIfBlock(b.span.shrink_to_lo()),"}]}
                    self.with_context(UnlabeledIfBlock(b.span.shrink_to_lo()), |v| {
                if let Some(b) = get_block(self, then) {
                        v.visit_block(b)