Network.StreamDebugger

Implements debugging of Streams. Originally part of Gray's\/Bringert's HTTP module.

• Changes by Robin Bate Boerop [e-mail]:
• Created. Made minor formatting changes.

Documentation

data StreamDebugger x

Allows stream logging. Refer to debugStream below.

Instances

Stream x => Stream (StreamDebugger x)

Methods

readLine :: StreamDebugger x -> IO (Result String)

readBlock :: StreamDebugger x -> Int -> IO (Result String)

writeBlock :: StreamDebugger x -> String -> IO (Result ())

close :: StreamDebugger x -> IO ()

closeOnEnd :: StreamDebugger x -> Bool -> IO ()

debugStream :: Stream a => FilePath -> a -> IO (StreamDebugger a)

Wraps a stream with logging I/O. The first argument is a filename which is opened in AppendMode.

debugByteStream :: HStream ty => FilePath -> HandleStream ty -> IO (HandleStream ty)