fn main(): String {
  let a = 2;
  a;
  a = 3;
  a = if(true) {"asdf"} else {"fdsa"};
  a.b.c.d();
  a = (b + c.d()); // comment
  return a.b() ;
}

type User struct {
    id: i64
}

type TestTrait trait {
    fn class_method(id: i64): Self;
    fn instance_method(self: Self): i64;
    fn default_impl(self: Self): i64;
}

impl TestTrait for User {
    fn class_method(id: i64): Self {
        return Self{id: id};
    }
    fn instance_method(self: Self): i64 {
        return self.get_id();
    }
    fn default_impl(self: Self): i64 {
        return self.instance_method();
    }
}