Function sync

postgres/src/protocol.rs:66–68

optimized version of postgres_protocol::frontend::sync

(buf: &mut BytesMut)

// optimized version of postgres_protocol::frontend::sync
pub(crate) fn sync(buf: &mut BytesMut) {
    buf.extend_from_slice(&[b'S', 0, 0, 0, 4]);
}

fn write_body<F>(buf: &mut BytesMut, f: F) -> Result<(), Error>
where