is(x = module) vs. __traits(isModule, x)

[Stefan Koch]

On Wednesday, 7 October 2020 at 20:19:57 UTC, Paul Backus wrote:
>
> Couldn't you unconditionally lower <Node>.__isModule to 
> __traits(isModule, <Node>) regardless of what type of node it 
> is, and rely on the existing error messages for incorrect trait 
> arguments? You don't have to worry about shadowing "real" 
> properties, because anything that starts with "__" is a 
> reserved identifier.

I could do that.