On Friday, 9 September 2016 at 18:22:02 UTC, ciechowoj wrote:
I'm not sure about any special syntax which is expected for
languages which have built-in sets. It would probably be
overkill to add syntax support, but I'm not sure how often
people use set literals or not.
E.g. Python has build in literals for sets. C++ has sets in
standard library. I see the points against adding something
like this to the core of language, but it should be at least in
the standard library.
You might find the following SO question informative.