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puredanger/gist:4725352

Created February 6, 2013 20:05
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mapmap
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gistfile1.clj
(defn mapmap
"Apply kf and vf to a sequence, s, and produce a map of (kf %) to (vf %)."
([vf s]
(mapmap identity vf s))
([kf vf s]
(zipmap (map kf s)
(map vf s))))
(defn mapmapmap
"Apply kf and vf to the keys and vals of a map and zip the results."
([vf m]
(mapmapmap identity vf m))
([kf vf m]
(mapmap (comp kf key) (comp vf val) m)))
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