{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":".on_sync::<lsp_ext::JoinLines>(handlers::handle_join_lines)"}]}
            .on_sync::<lsp_ext::JoinLines>(handlers::handle_join_lines)
            // are run on the main thread to reduce latency:
            .on_sync::<lsp_ext::OnEnter>(handlers::handle_on_enter)