More operators inside `is(...)` expressions

[Stefan Koch]

On Sunday, 23 August 2020 at 22:47:41 UTC, Per Nordlöw wrote:
> On Sunday, 23 August 2020 at 21:12:13 UTC, Stefan Koch wrote:
>> Because you don't want to make them even more complicated than 
>> they are already.
>
> Are you saying the developer experience or the 
> dmd-implementation for handling them is already too complicated?

Both.

Right now is expressions can be seen as symbolic equations.
If you add inequality then you have to support constraint sets as 
well.
Or life with another wired special case.