pub trait Writer { fn write_all(&mut self, buf: &[u8]) -> Result<(), Error>; }
A simplified version of std::io::Write that exists largely for backwards compatibility. An impl is provided for any type that also impls std::io::Write.
(C-not exported) as we only export serialization to/from byte arrays instead
Writes the given buf out. See std::io::Write::write_all for more