A bencode parser.
use bencodex::{BDict, BNode};
let mut dict = BDict::new();
dict.insert("bar".to_string(), "spam".into());
dict.insert("foo".to_string(), 42.into());
let bnode = BNode::Dict(dict);
let mut file = File::create(
env::current_dir().unwrap().join("name.torrent")
).unwrap();
bnode.serialize(&mut file).unwrap();