use ::byte_strings::concat_bytes;

fn main() {

    let a = [1,2];
    let b = [3,4];

    let c = [a,b];
    //let c = a.concat(b);
    //let c = concat!(a,b);
    let c =concat_bytes!(a,b);

//    let c = [a,b].iter().flat_map(|s| s.iter()).collect();

    println!("concatenated byte buffers: {:?}", c);
}