Data.IOData

Documentation

class IOData a where

Data which can be read to and from files and handles.

Note that, for lazy sequences, these operations may perform lazy I/O.

Minimal complete definition

readFile, writeFile, getLine, hGetContents, hGetLine, hPut, hPutStrLn, hGetChunk

Methods

readFile :: MonadIO m => FilePath -> m a

writeFile :: MonadIO m => FilePath -> a -> m ()

getLine :: MonadIO m => m a

hGetContents :: MonadIO m => Handle -> m a

hGetLine :: MonadIO m => Handle -> m a

hPut :: MonadIO m => Handle -> a -> m ()

hPutStrLn :: MonadIO m => Handle -> a -> m ()

hGetChunk :: MonadIO m => Handle -> m a

Instances

IOData ByteString

Methods

readFile :: MonadIO m => FilePath -> m ByteString

writeFile :: MonadIO m => FilePath -> ByteString -> m ()

getLine :: MonadIO m => m ByteString

hGetContents :: MonadIO m => Handle -> m ByteString

hGetLine :: MonadIO m => Handle -> m ByteString

hPut :: MonadIO m => Handle -> ByteString -> m ()

hPutStrLn :: MonadIO m => Handle -> ByteString -> m ()

hGetChunk :: MonadIO m => Handle -> m ByteString

IOData ByteString

Methods

readFile :: MonadIO m => FilePath -> m ByteString

writeFile :: MonadIO m => FilePath -> ByteString -> m ()

getLine :: MonadIO m => m ByteString

hGetContents :: MonadIO m => Handle -> m ByteString

hGetLine :: MonadIO m => Handle -> m ByteString

hPut :: MonadIO m => Handle -> ByteString -> m ()

hPutStrLn :: MonadIO m => Handle -> ByteString -> m ()

hGetChunk :: MonadIO m => Handle -> m ByteString

IOData Text

Methods

readFile :: MonadIO m => FilePath -> m Text

writeFile :: MonadIO m => FilePath -> Text -> m ()

getLine :: MonadIO m => m Text

hGetContents :: MonadIO m => Handle -> m Text

hGetLine :: MonadIO m => Handle -> m Text

hPut :: MonadIO m => Handle -> Text -> m ()

hPutStrLn :: MonadIO m => Handle -> Text -> m ()

hGetChunk :: MonadIO m => Handle -> m Text

IOData Text

Methods

readFile :: MonadIO m => FilePath -> m Text

writeFile :: MonadIO m => FilePath -> Text -> m ()

getLine :: MonadIO m => m Text

hGetContents :: MonadIO m => Handle -> m Text

hGetLine :: MonadIO m => Handle -> m Text

hPut :: MonadIO m => Handle -> Text -> m ()

hPutStrLn :: MonadIO m => Handle -> Text -> m ()

hGetChunk :: MonadIO m => Handle -> m Text

(~) * Char c => IOData [c]

Methods

readFile :: MonadIO m => FilePath -> m [c]

writeFile :: MonadIO m => FilePath -> [c] -> m ()

getLine :: MonadIO m => m [c]

hGetContents :: MonadIO m => Handle -> m [c]

hGetLine :: MonadIO m => Handle -> m [c]

hPut :: MonadIO m => Handle -> [c] -> m ()

hPutStrLn :: MonadIO m => Handle -> [c] -> m ()

hGetChunk :: MonadIO m => Handle -> m [c]