{"ast_node_type":"other","tokens":[{"end":62,"kind":"keyword","start":0,"text":"[ifile1,"}]}
        [ifile1, ifile2, ..] => early_dcx.early_fatal(format!(
        [ifile] => Some(Input::File(PathBuf::from(ifile))),
            "multiple input filenames provided (first two filenames are `{}` and `{}`)",