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; What function can I put as FOO here to yield true
; Tried: hash-set, conj, concat
(defn kv [bag [k v]]
(update-in bag [k] conj v))
(defn mergeMatches [propertyMapList]
"Take a list of maps and merges them combining values into a set"
(reduce #(reduce kv %1 %2) {} in))
(def in
(list
{:a 1}
{:a 2}
{:a 3}
{:b 4}
{:b 5}
{:b 6} ))
;; at the REPL
;user> (mergeMatches in)
;returns this map {:b (6 5 4), :a (3 2 1)}
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