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-2.2.1.119	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.118	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.117	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.116	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.115	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.114	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.113	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.111	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.110	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.109	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.108	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.107	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.106	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.105	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.104	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.103	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.102	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.101	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.100	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs
trackler-2.2.1.99	tracks/haskell/exercises/bob/examples/success-standard/src/Bob.hs