{"ast_node_type":"other","tokens":[{"end":87,"kind":"keyword","start":0,"text":"module.opt_def_id().map_or(LOCAL_CRATE,"}]}
            module.opt_def_id().map_or(LOCAL_CRATE, |def_id| def_id.krate).as_def_id(),
        let module = self.expect_module(
        );