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Code Issues 1 Releases Wiki Activity

Explicitly mention that sort-by sorts a list in place.

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Charlotte Koch 2022-11-20 20:51:49 -08:00
parent 07fe9bcdf6
commit 4debe3446c
1 changed files with 3 additions and 3 deletions
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src/boot/boot.janet
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@ -839,15 +839,15 @@
a)
(defn sort
``Sort `ind` in-place, and return it. Uses quick-sort and is not a stable sort.
``Sorts `ind` in-place, and returns it. Uses quick-sort and is not a stable sort.
If a `before?` comparator function is provided, sorts elements using that,
otherwise uses `<`.``
[ind &opt before?]
(sort-help ind 0 (- (length ind) 1) (or before? <)))
(defn sort-by
``Returns `ind` sorted by calling
a function `f` on each element and comparing the result with `<`.``
``Sorts `ind` in-place by calling a function `f` on each element and
comparing the result with `<`.``
[f ind]
(sort ind (fn [x y] (< (f x) (f y)))))