new_trait.mbt

trait Serializer {
  serialize(Self) -> Bytes
}

impl Serializer for Int with serialize(self) {
  Bytes::from_array([
    self.land(0xFF),
    self.lsr(8).land(0xFF),
    self.lsr(16).land(0xFF),
    self.lsr(24).land(0xFF)
  ])
}

fn main {
  let bytes = (1 as Serializer).serialize()
}