ref: 6ed494853cfc436672cc3d296f42034ea475dd40 dir: /lib/std/chomp.myr/
use "hasprefix" pkg std = const chomp : (str : byte[:], pfx : byte[:] -> byte[:]) ;; const chomp = {str, pfx if std.hasprefix(str) -> str[pfx.len:] else -> str ;; }