pub trait Writer: BufMut {
// Provided methods
fn put_i24(&mut self, val: i32) { ... }
fn put_u24(&mut self, val: u32) { ... }
fn put_i48(&mut self, val: i64) { ... }
fn put_u48(&mut self, val: u64) { ... }
fn put_str(&mut self, string: &str) { ... }
}