ref: 3435783cac36d00e147a7cc6f76cf2fa9d484cc4
dir: /lib/cryptohash/test/util.myr/
use std pkg = const hasheq : (got : byte[:], expected : byte[:] -> void) ;; const hasheq = {got, expected var sb, str sb = std.mksb() for x in got std.sbfmt(sb, "{p=0,w=2,x}", x) ;; str = std.sbfin(sb) if (!std.sleq(str, expected)) std.fatal("mismatched hashes:\n\tgot:\t{}\n\texpected:\t{}\n", str, expected) ;; std.slfree(str) }