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hlship/paymentcode.clj

Last active August 29, 2015 14:04
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paymentcode.clj
(defn next-payment-code
[db state]
(loop []
(let [initial @state
[[code new-state] (generate-payment-code db initial)]
(if (compare-and-set! state initial new-state)
code
(recur)))))
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