cgr*_*and 18
你不能......除非你愿意作弊:
(defmacro spy-dosync [& body]
`(let [retries# (atom -1)
result# (dosync
(swap! retries# inc)
~@body)]
(println "retries count:" @retries#)
result#))
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然后用间谍dosync替换你的dosync.