Macro impl_tinystr_subtag

macro_rules! impl_tinystr_subtag {
    (
        $(#[$doc:meta])*
        $name:ident,
        $($path:ident)::+,
        $macro_name:ident,
        $legacy_macro_name:ident,
        $len_start:literal..=$len_end:literal,
        $tinystr_ident:ident,
        $validate:expr,
        $normalize:expr,
        $is_normalized:expr,
        $error:ident,
        [$good_example:literal $(,$more_good_examples:literal)*],
        [$bad_example:literal $(, $more_bad_examples:literal)*],
    ) => { ... };
}