{"ast_node_type":"other","tokens":[{"end":51,"kind":"keyword","start":0,"text":"self.tcx.local_opaque_ty_origin(def_id)"}]}
            self.tcx.local_opaque_ty_origin(def_id)
        let hir::OpaqueTyOrigin::FnReturn { parent: parent_def_id, .. } =
        else {