{"ast_node_type":"variable","tokens":[{"end":53,"kind":"keyword","start":0,"text":"if"}]}
    if let Err(error) = rustc_log::init_logger(cfg) {
pub fn init_logger(early_dcx: &EarlyDiagCtxt, cfg: rustc_log::LoggerConfig) {
        early_dcx.early_fatal(error.to_string());