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Ingy döt Net 2023-07-01 11:58:00 -04:00
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commit cb5bb5e222
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7
Task/Function-composition/Crystal/function-composition.crystal Normal file
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require "math"
def compose(f : Proc(T, _), g : Proc(_, _)) forall T
return ->(x : T) { f.call(g.call(x)) }
end
compose(->Math.sin(Float64), ->Math.asin(Float64)).call(0.5) #=> 0.5