definition module System.TTS from StdOverloaded import class toString :: Voice = Agnes | Albert | Alex | BadNews | Bahh | Bells | Boing | Bruce | Bubbles | Cellos | Deranged | Fred | GoodNews | Hysterical | Junior | Kathy | PipeOrgan | Princess | Ralph | Trinoids | Vicki | Victoria | Whisper | Zarvox instance toString Voice tts :: String *World -> *World ttsToFile :: String String *World -> *World ttsWithVoice :: Voice String *World -> *World ttsWithVoiceToFile :: Voice String String *World -> *World