Contents

module Bob (responseFor) where
import Data.Char (isSpace, isUpper, isAlpha)

data Prompt = Silence | YellQuestion | Yell | Question | Other

classify :: String -> Prompt
classify s | all isSpace s = Silence
           | yell && question = YellQuestion
           | yell = Yell
           | question = Question
           | otherwise = Other
           where yell = any isAlpha s && all isUpper (filter isAlpha s)
                 question = '?' == last (filter (not . isSpace) s)

response :: Prompt -> String
response Silence = "Fine. Be that way!"
response YellQuestion = "Calm down, I know what I'm doing!"
response Yell = "Whoa, chill out!"
response Question = "Sure."
response Other = "Whatever."

responseFor :: String -> String
responseFor = response . classify

Version data entries

103 entries across 103 versions & 1 rubygems

Version	Path
trackler-2.2.1.180	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.179	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.178	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.177	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.176	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.175	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.174	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.173	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.172	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.171	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.170	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.169	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.167	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.166	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.165	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.164	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.163	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.162	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.161	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.160	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs