{"ast_node_type":"other","tokens":[{"end":100,"kind":"keyword","start":0,"text":"assert!(navs.len()"}]}
        assert!(navs.len() < 2, "expected single navigation target but encountered {}", navs.len());
        let navs = analysis.goto_definition(position).unwrap().expect("no definition found").info;
        let Some(target) = navs.into_iter().next() else {