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favila/unsigned-to-signed-literal.clj

Created March 10, 2016 23:14
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Basic code pattern to get signed hex literal (for java) from an unsigned hex literal
Raw
unsigned-to-signed-literal.clj
(defn signed-literal [^String unsigned-hex-str]
(let [s (-> (Long/parseUnsignedLong unsigned-hex-str 16)
(Long/toString 16))]
(if (.startsWith s "-")
(str "-0x" (subs s 1))
(str "0x" s))))
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