It seems like it would make sense to model enum subsets as a subtype relationship.
Is the core team planning on drawing up a structs/enums subtyping proposal later this year? Austin > On Jun 3, 2016, at 10:25 PM, Chris Lattner <[email protected]> wrote: > > >> On Jun 3, 2016, at 2:35 PM, T.J. Usiyan via swift-evolution >> <[email protected] <mailto:[email protected]>> wrote: >> >> Since this seems to have some interest, I've made a gist. >> >> https://gist.github.com/griotspeak/963bc87a0c244c120264b11fb022d78c >> <https://gist.github.com/griotspeak/963bc87a0c244c120264b11fb022d78c> > We have frequently discussed introducing subtype relationships between > structs and enums, in an effort to allow limited implicit promotions (e.g. > from small integers to wider integers). Wouldn’t that be a more general > solution to this same problem? > > -Chris >
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