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34 lines
883 B
Plaintext
34 lines
883 B
Plaintext
(use IO)
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(use Int)
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(use Array)
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(Project.no-echo)
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(definterface fmap (λ [(λ [a] a) b] b))
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(defmodule ArrayExtension
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(defn fmap [f a] (Array.endo-map f a))
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)
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(deftype Box [x Int])
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(defmodule Box
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(defn fmap [f box] (let [new-x (f @(Box.x &box))]
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(Box.set-x box new-x))))
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(use Box)
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(use ArrayExtension)
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(defn higherOrder [x] (fmap Int.inc x))
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(defn main []
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(do
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(println &(str @(Box.x &(fmap Int.inc (Box.init 100)))))
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(println &(str @(Box.x &(Box.fmap inc (Box.init 100)))))
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(println &(str &(ArrayExtension.fmap inc [10 20 30 40 50])))
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(println &(str &(fmap Int.inc [10 20 30 40 50])))
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(println &(Array.str &(fmap Int.inc [10 20 30 40 50])))
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(println &(Array.str &(ArrayExtension.fmap Int.inc [10 20 30 40 50])))
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(println &(str &(higherOrder (Box.init 999))))
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(println &(str &(higherOrder [9 99 999 9999])))
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))
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