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Transmuter benchmarking
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(def v (vec (concat (range 1000) (range 1000)))) | |
(into [] …) | |
seq / transducer / transmuter | |
(distinct v): 969µs / 489µs / 331µs | |
(interpose nil v): 458µs / 43µs / 102µs | |
(take 1000 v): 114µs / 34µs / 28µs | |
(drop 1000 v): 41µs / 51µs / 43µs | |
(map inc v): 68µs / 43µs / 56µs | |
(filter even? v): 51µs / 29µs / 45µs | |
(take-last 50 v): 38µs / / 78µs | |
(drop-last 50 v): 263µs / / 121µs | |
(partition 3 1 v): 1.6ms / / 705µs | |
(partition 3 2 v): 844µs / / 438µs | |
------------------------- | |
(def f (constantly nil)) | |
(into [] …) | |
seq / transmuter / seq fallback | |
(take 2000 (repeat 1)): 304µs / 43µs / 315µs | |
(repeat 2000 1)): 320µs / 43µs / 187µs | |
(take 2000 (repeatedly f)): 304µs / 45µs / 299µs | |
(repeatedly 2000 f): 302µs / 40µs / 161µs | |
(take 2000 (iterate inc 0)): 301µs / 53µs / 335µs | |
(take 2000 (cycle [1 2 3 4 5])): 296µs / 93µs / 358µs | |
------------------------- | |
(def v (vec (range 100000))) | |
(->> v | |
(map #(+ % 10)) | |
(map #(* % 2)) | |
(filter #(zero? (rem % 5))) | |
(filter #(zero? (rem % 2)))) | |
(comp | |
(map #(+ % 10)) | |
(map #(* % 2)) | |
(filter #(zero? (rem % 5))) | |
(filter #(zero? (rem % 2)))) | |
[(t/map #(+ % 10)) | |
(t/map #(* % 2)) | |
(t/filter #(zero? (rem % 5))) | |
(t/filter #(zero? (rem % 2)))] | |
seq / transducer / transmuter | |
into: 11.7ms / 8.0ms / 10.7ms | |
sequence: 11.8ms / 10.8ms / 11.6ms |
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