{"ast_node_type":"other","tokens":[{"end":33,"kind":"keyword","start":0,"text":".unwrap_or_default();"}]}
            .unwrap_or_default();
        let caps = (|| -> _ { self.0.text_document.as_ref()?.synchronization.clone() })()
        caps.did_save == Some(true) && caps.dynamic_registration == Some(true)