{"ast_node_type":"other","tokens":[{"end":49,"kind":"keyword","start":0,"text":"database.apply_change(change_fixture.change);"}]}
    database.apply_change(change_fixture.change);
    database.enable_proc_attr_macros();
    let (file_id, range_or_offset) = change_fixture.file_position.expect("expected a marker ($0)");