Adding the ?. operator to D

[Ola Fosheim Grøstad]

On Thursday, 17 September 2020 at 19:33:43 UTC, Per Nordlöw wrote:
> On Thursday, 17 September 2020 at 07:06:24 UTC, FeepingCreature 
> wrote:
>> It only requires the change that || return the merged truthy 
>> type of its parameters rather than bool. For instance, for 
>> objects 'a || b' would merge to the most derived superclass of 
>> a and b.
>
> That is an interesting idea. Which statically typed languages 
> has taken a similar approach? I wonder what Andrei thinks about 
> this.

Languages with Flow-typing.