pub fn theme(kind: &str) -> &'static str {
    match kind {
        "keyword" => "#9999ff",
        "macro" => "#ff2863",
        "literal" => "#26a6ff",
        "function" => "#26ffbc",
        "types" => "#26ff34",
        "identifier" => "#ccff26",
        "" => "#ff7c26",
        "comment" => "#6e6e6e",
        _ => "#ff00ff",
    }
}