{"ast_node_type":"other","tokens":[{"end":101,"kind":"keyword","start":0,"text":"ty::Ref(_,"}]}
                        ty::Ref(_, ty, _) if matches!(ty.kind(), ty::Ref(_, ty, _) if ty.is_str()) =>
                    match args[0].node.ty(&self.ccx.body.local_decls, tcx).kind() {
                            {}