{"ast_node_type":"other","tokens":[{"end":74,"kind":"keyword","start":0,"text":"SplitInOut"}]}
                    SplitInOut { in_expr, out_expr, reg: _, late: _ } => {
                    | InOut { expr, reg: _, late: _ } => visitor.visit_expr(&visitor.thir()[*expr]),
                        visitor.visit_expr(&visitor.thir()[*in_expr]);