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Attemt at tail end recursion

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Jan Krebs 2019-12-06 20:10:56 +01:00
parent 1c7720bdbf
commit ed46ed1e0e
1 changed files with 21 additions and 1 deletions
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22
src/cryogen_core/classpath_able_io.clj
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@ -40,7 +40,26 @@
(file-from-cp resource-path)))) (file-from-cp resource-path))))
; TODO: fix recursion as we put function calls on callstack here ; TODO: fix recursion as we put function calls on callstack here
(defn copy-dir (defn copy-dir-2
[source-dir target-dir ignore-patterns]
(loop [source-list (.list source-dir)]
(when (not (nil? (first source-list)))
(let [f (first source-list)
target-file (io/file target-dir f)
source-file (io/file source-dir f)]
(println (str "frsit f: " f))
(if (.isFile source-file)
(do
(println (str "source file: " source-file))
(io/make-parents target-file)
(io/copy f target-file)
(recur (drop 1 source-list)))
(do
(println source-file)
(recur (concat (drop 1 source-list) (.list source-file)))))
))))
(defn copy-dir
[source-dir target-dir ignore-patterns] [source-dir target-dir ignore-patterns]
(let [source-list (.list source-dir)] (let [source-list (.list source-dir)]
(doseq [f source-list] (doseq [f source-list]
@ -48,6 +67,7 @@
source-file (io/file source-dir f)] source-file (io/file source-dir f)]
(if (.isFile source-file) (if (.isFile source-file)
(do (do
(println source-file)
(io/make-parents target-file) (io/make-parents target-file)
(io/copy f target-file)) (io/copy f target-file))
(copy-dir source-file target-file ignore-patterns)))))) (copy-dir source-file target-file ignore-patterns))))))