The only reason it's not currently in there is I've never considered it.
The reason I have no near terms plans for it, lack of time.

On Friday, October 11, 2013, Phillip Lord wrote:

>
> Just out of curiosity why? Or am I just wierd in wanting this?
>
> I'll have a look, and see if I can offer a patch, though.
>
> Phil
>
> David Nolen <[email protected] <javascript:;>> writes:
>
> > There's currently no support for matching sets and I have no plans in the
> > near future. Patch welcome, it could be matched and optimized similarly
> to
> > map matching.
> >
> > On Thursday, October 10, 2013, Phillip Lord wrote:
> >
> >>
> >> I've been playing with core.match recently. One thing that I am confused
> >> about is, I cannot match over a set (based on membership), unless I
> >> convert into a map first.
> >>
> >> So, for example....
> >>
> >> (defn map-set [set]
> >>   (into {}
> >>         (for [k set]
> >>           [k k])))
> >>
> >> (let [x (map-set #{:a :b :c})]
> >>   (match
> >>    [x]
> >>    [{:a _ :b _}] 'match_a_b
> >>    :else nil))
> >>
> >>
> >> returns 'match_a_b
> >>
> >> Both of these...
> >>
> >> (let [y #{:a :b :c}]
> >>   (match
> >>    [y]
> >>    [{:a _ :b _}] 'match_a_b
> >>    :else nil))
> >>
> >> (let [z #{:a :b :c}]
> >>   (match
> >>    [z]
> >>    [#{:a :b}] 'match_a_b
> >>    :else nil))
> >>
> >> returns nil. Am I missing something obvious?
> >>
> >> Phil
> >>
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> --
> Phillip Lord,                           Phone: +44 (0) 191 222 7827
> Lecturer in Bioinformatics,             Email:
> [email protected] <javascript:;>
> School of Computing Science,
> http://homepages.cs.ncl.ac.uk/phillip.lord
> Room 914 Claremont Tower,               skype: russet_apples
> Newcastle University,                   twitter: phillord
> NE1 7RU
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