{"ast_node_type":"other","tokens":[{"end":88,"kind":"keyword","start":0,"text":"new_uri:"}]}
                new_uri: base_path.join("src/new_file.rs").to_str().unwrap().to_owned(),
                old_uri: base_path.join("src/old_file.rs").to_str().unwrap().to_owned(),
            }],