Isn't this "fixed" with the Covariance/Contravariance RFC which has been
voted recently
George P. Banyard
On Mon, 4 Feb 2019 at 08:58, Wes <netmo....@gmail.com> wrote:
> Hi!
>
> PHPUnit 8 changed e.g. ` function setUp(){}` to ` function setUp():
> void{} ` and a lot of people did not like being forced to do the same on
> their `setUp()`.
>
> The issue is not PHPUnit adding `void`, but PHP forcing `void` even when
> it's not necessary. If PHPUnit wants to use void but inheritors don't want
> to, it should just be possible.
>
> "probably a bad idea" is opinionated, in reality there is no provable
> reason to disallow it, from a pure type-theory standpoint.
>
