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Rework reverse #1242

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Aug 6, 2023
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Rework reverse #1242

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10 changes: 4 additions & 6 deletions src/boot/boot.janet
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Original file line number Diff line number Diff line change
Expand Up @@ -1450,12 +1450,10 @@
a new array. If a string or buffer is provided, returns an array of its
byte values, reversed.`
[t]
(def len (length t))
(var n (- len 1))
(def ret (array/new len))
(while (>= n 0)
(array/push ret (in t n))
(-- n))
(var n (length t))
(def ret (array/new-filled n))
(forv i 0 n
(put ret i (in t (-- n))))
ret)

(defn invert
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