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jschomay/fizzbuzz

Last active August 29, 2015 14:16
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Functional FizzBuzz
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fizzbuzz
# My functional implementation of the common "fizzbuzz" interview coding test
FIZZBUZZMAP = [null, "fizz", "buzz", "fizzbuzz"]
isDivisibleBy = (d) ->
(n) -> !(n%d)
isFizz = isDivisibleBy 3
isBuzz = isDivisibleBy 5
doFizzBuzz = (n) ->
out = 0
if isFizz n then out += 1
if isBuzz n then out += 2
out
displayFizzBuzz = (n) ->
FIZZBUZZMAP[doFizzBuzz n] or n
console.log [1..16].map doFizzBuzz
console.log [1..16].map displayFizzBuzz
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