{"ast_node_type":"variable","tokens":[{"end":61,"kind":"keyword","start":0,"text":"let"}]}
    let pager_name = env::var_os("PAGER").unwrap_or_else(|| {
fn show_md_content_with_pager(content: &str, color: ColorConfig) {
        if cfg!(windows) { OsString::from("more.com") } else { OsString::from("less") }