{"ast_node_type":"other","tokens":[{"end":99,"kind":"keyword","start":0,"text":"self.generics().type_or_const_param_idx(type_param_id.into()).unwrap();"}]}
                            self.generics().type_or_const_param_idx(type_param_id.into()).unwrap();
                        let idx =
                        TyKind::BoundVar(BoundVar::new(self.in_binders, idx))