{"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":".tempdir_in(out_filename.parent().unwrap_or_else(||"}]}
        .tempdir_in(out_filename.parent().unwrap_or_else(|| Path::new("")))
        .prefix("rmeta")
        .unwrap_or_else(|err| tcx.dcx().emit_fatal(FailedCreateTempdir { err }));