ref: f0eabb72719d366449d6456a5843793c9b0d62ab
dir: /lib/std/hassuffix.myr/
use "sleq" pkg std = const hassuffix : (s : byte[:], suff : byte[:] -> bool) ;; const hassuffix = {s, suff var tail if suff.len <= s.len tail = s[s.len - suff.len:] -> sleq(tail, suff) ;; -> false }