diff options
Diffstat (limited to 'stdlib/source/lux/data/coll/array.lux')
| -rw-r--r-- | stdlib/source/lux/data/coll/array.lux | 57 |
1 files changed, 17 insertions, 40 deletions
diff --git a/stdlib/source/lux/data/coll/array.lux b/stdlib/source/lux/data/coll/array.lux index b45cab136..0e4afb4a5 100644 --- a/stdlib/source/lux/data/coll/array.lux +++ b/stdlib/source/lux/data/coll/array.lux @@ -67,30 +67,17 @@ (def: #export (filter p xs) (All [a] (-> (-> a Bool) (Array a) (Array a))) - (list/fold (: (-> Nat (Array ($ +0)) (Array ($ +0))) - (function [idx xs'] - (case (read idx xs) - #.None - xs' - - (#.Some x) - (if (p x) - xs' - (delete idx xs'))))) + (list/fold (function [idx xs'] + (case (read idx xs) + #.None + xs' + + (#.Some x) + (if (p x) + xs' + (delete idx xs')))) xs - (list.indices (size xs))) - ## (list/fold (function [idx xs'] - ## (case (read idx xs) - ## #.None - ## xs' - - ## (#.Some x) - ## (if (p x) - ## xs' - ## (delete idx xs')))) - ## xs - ## (list.indices (size xs))) - ) + (list.indices (size xs)))) (def: #export (find p xs) (All [a] @@ -198,25 +185,15 @@ (let [arr-size (size ma)] (if (n/= +0 arr-size) (new arr-size) - (list/fold (: (-> Nat (Array ($ +1)) (Array ($ +1))) - (function [idx mb] - (case (read idx ma) - #.None - mb - - (#.Some x) - (write idx (f x) mb)))) + (list/fold (function [idx mb] + (case (read idx ma) + #.None + mb + + (#.Some x) + (write idx (f x) mb))) (new arr-size) (list.n/range +0 (n/dec arr-size))) - ## (list/fold (function [idx mb] - ## (case (read idx ma) - ## #.None - ## mb - - ## (#.Some x) - ## (write idx (f x) mb))) - ## (new arr-size) - ## (list.n/range +0 (n/dec arr-size))) )))) (struct: #export _ (Fold Array) |