ref: a1df687064dca2079aff7f1630d050de1e304b2f
dir: /libstd/hassuffix.myr/
use "sleq.use" 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 }