85 lines
1.6 KiB
AppleScript
85 lines
1.6 KiB
AppleScript
-- ORDINAL STRINGS
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-- ordinalString :: Int -> String
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on ordinalString(n)
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(n as string) & ordinalSuffix(n)
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end ordinalString
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-- ordinalSuffix :: Int -> String
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on ordinalSuffix(n)
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set modHundred to n mod 100
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if (11 ≤ modHundred) and (13 ≥ modHundred) then
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"th"
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else
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item ((n mod 10) + 1) of ¬
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{"th", "st", "nd", "rd", "th", "th", "th", "th", "th", "th"}
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end if
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end ordinalSuffix
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-- TEST
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on run
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-- showOrdinals :: [Int] -> [String]
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script showOrdinals
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on lambda(lstInt)
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map(ordinalString, lstInt)
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end lambda
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end script
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map(showOrdinals, ¬
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map(tupleRange, ¬
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[[0, 25], [250, 265], [1000, 1025]]))
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end run
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-- GENERIC FUNCTIONS
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-- map :: (a -> b) -> [a] -> [b]
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on map(f, xs)
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tell mReturn(f)
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set lng to length of xs
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set lst to {}
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repeat with i from 1 to lng
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set end of lst to lambda(item i of xs, i, xs)
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end repeat
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return lst
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end tell
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end map
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-- tupleRange :: (Int, Int) -> [Int]
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on tupleRange(lstPair)
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set {m, n} to lstPair
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range(m, n)
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end tupleRange
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-- range :: Int -> Int -> [Int]
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on range(m, n)
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if n < m then
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set d to -1
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else
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set d to 1
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end if
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set lst to {}
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repeat with i from m to n by d
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set end of lst to i
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end repeat
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return lst
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end range
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-- Lift 2nd class handler function into 1st class script wrapper
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-- mReturn :: Handler -> Script
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on mReturn(f)
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if class of f is script then
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f
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else
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script
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property lambda : f
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end script
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end if
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end mReturn
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