Function dump 

pub fn dump(buffer: &[u8]) -> String

Hexdump the provided buffer.

For instance:

+---------------------------------------------------------------------+
| 88 56 05 00 00 00 00 00 00 00 00 00 22 58 05 00  | .V.........."X.. |
| 10 71 02 00 78 55 05 00 00 00 00 00 00 00 00 00  | .q..xU.......... |
| 68 5c 05 00 00 70 02 00 00 00 00 00 00 00 00 00  | h\...p.......... |
| 00 00 00 00 00 00 00 00 00 00 00 00              | ............     |
+---------------------------------------------------------------------+