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Clean up case statement in trucolor.cr

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Donovan Glover 2017-11-13 12:09:32 -05:00
parent 5517a31687
commit 8995a60167
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1 changed files with 7 additions and 16 deletions
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lib/trucolor.cr
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@ -34,24 +34,15 @@ module Trucolor
f = n - 43 * h f = n - 43 * h
t = f * 255 / 43 t = f * 255 / 43
q = 255 - t q = 255 - t
case h case h
when 0 when 0; return {255, t, 0}
return {255, t, 0} when 1; return {q, 255, 0}
when 1 when 2; return {0, 255, t}
return {q, 255, 0} when 3; return {0, q, 255}
when 2 when 4; return {t, 0, 255}
return {0, 255, t} when 5; return {255, 0, q}
when 3
return {0, q, 255}
when 4
return {t, 0, 255}
when 5
return {255, 0, q}
else
return {0, 0, 0}
end end
return {0, 0, 0}
end end
# Tests the format method by printing a rainbow of colors # Tests the format method by printing a rainbow of colors