ref: c9a1c6a12afc70747acc0b141ac1e04cd61b0f8b dir: /lib/std/chomp.myr/
use "hasprefix" pkg std = const chomp : (str : byte[:], pfx : byte[:] -> byte[:]) ;; const chomp = {str, pfx if std.hasprefix(str, pfx) -> str[pfx.len:] else -> str ;; }