RosettaCodeData/Task/Increment-a-numerical-string/AppleScript/increment-a-numerical-strin...

108 lines
2.7 KiB
AppleScript

use AppleScript version "2.4"
use framework "Foundation"
use scripting additions
-- succString :: Bool -> String -> String
on succString(blnPruned, s)
script go
on |λ|(w)
try
if w contains "." then
set v to w as real
else
set v to w as integer
end if
{(1 + v) as string}
on error
if blnPruned then
{}
else
{w}
end if
end try
end |λ|
end script
unwords(concatMap(go, |words|(s)))
end succString
-- TEST ---------------------------------------------------
on run
script test
on |λ|(bln)
succString(bln, ¬
"41 pine martens in 1491.3 -1.5 mushrooms ≠ 136")
end |λ|
end script
unlines(map(test, {true, false}))
end run
--> 42 1492.3 -0.5 137
--> 42 pine martens in 1492.3 -0.5 mushrooms ≠ 137
-- GENERIC ------------------------------------------------
-- concatMap :: (a -> [b]) -> [a] -> [b]
on concatMap(f, xs)
set lng to length of xs
set acc to {}
tell mReturn(f)
repeat with i from 1 to lng
set acc to acc & |λ|(item i of xs, i, xs)
end repeat
end tell
return acc
end concatMap
-- map :: (a -> b) -> [a] -> [b]
on map(f, xs)
tell mReturn(f)
set lng to length of xs
set lst to {}
repeat with i from 1 to lng
set end of lst to |λ|(item i of xs, i, xs)
end repeat
return lst
end tell
end map
-- Lift 2nd class handler function into 1st class script wrapper
-- mReturn :: First-class m => (a -> b) -> m (a -> b)
on mReturn(f)
if class of f is script then
f
else
script
property |λ| : f
end script
end if
end mReturn
-- unlines :: [String] -> String
on unlines(xs)
set {dlm, my text item delimiters} to ¬
{my text item delimiters, linefeed}
set str to xs as text
set my text item delimiters to dlm
str
end unlines
-- unwords :: [String] -> String
on unwords(xs)
set {dlm, my text item delimiters} to ¬
{my text item delimiters, space}
set s to xs as text
set my text item delimiters to dlm
return s
end unwords
-- words :: String -> [String]
on |words|(s)
set ca to current application
(((ca's NSString's stringWithString:(s))'s ¬
componentsSeparatedByCharactersInSet:(ca's ¬
NSCharacterSet's whitespaceAndNewlineCharacterSet()))'s ¬
filteredArrayUsingPredicate:(ca's ¬
NSPredicate's predicateWithFormat:"0 < length")) as list
end |words|