Primitive Queue<any T> considerations

[John Rose]

On Nov 18, 2015, at 6:18 PM, Vitaly Davidovich <vitalyd at gmail.com> wrote:
> 
> Also, you can have "lost" writes even with immutable types, e.g.:
> 
> MyMutableInt x = new ...
> x.add(...); oops forgot to assign to new local
> 
*That* needs a linty language feature:

interface ImmList<T> {
  @Unavoidable  // do not discard this value without a complaint
  ImmList<T> add(T);
}