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nicethings
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fixed error when no items are present anywhere

cleanup
m455 2020-06-15 14:14:50 -04:00
parent e52b3a1085
commit 07bf5ca264
1 changed files with 5 additions and 3 deletions
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8
src/nicethings.rkt
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@ -197,9 +197,11 @@
[directories-with-nicethings (filter file-exists? paths-to-nicethings)] [directories-with-nicethings (filter file-exists? paths-to-nicethings)]
[directories-with-420 (filter file-has-420-permissions? directories-with-nicethings)] [directories-with-420 (filter file-has-420-permissions? directories-with-nicethings)]
[listof-nicethings (apply append (map file->lines directories-with-420))] [listof-nicethings (apply append (map file->lines directories-with-420))]
[random-number (random (length listof-nicethings))] [list-length (length listof-nicethings)])
[random-nicething (list-ref listof-nicethings random-number)]) (when (not (zero? list-length))
(displayln random-nicething))) (let* ([random-number (random list-length)]
[random-nicething (list-ref listof-nicethings random-number)])
(displayln random-nicething)))))
;; ------------------------------------------------ ;; ------------------------------------------------
;; help ;; help