> On Jan 9, 2018, at 11:30 PM, Saagar Jha <saa...@saagarjha.com> wrote:
>> 
>> In short, can we change playgroundRepresentation to return Any instead of 
>> Any?.  Among other things, doing so could ease the case of playground 
>> formatting Optional itself, which should presumably get a conditional 
>> conformance to this.  :-)
> 
> I believe the rationale behind this was to provide a way to “opt-out” of a 
> customized representation, although now that I think about it, what exactly 
> does the default mean? In particular, what happens in this case?

If you want a type to display as nothing (e.g. to avoid the perf impact of 
formatting it) just make the playground representation be an empty string or 
something.

-Chris


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