Safe Haskell | Safe-Infered |
---|
- finishEarly :: MonadSnap m => Int -> ByteString -> m b
- badReq :: MonadSnap m => ByteString -> m b
- notFound :: MonadSnap m => ByteString -> m b
- serverError :: MonadSnap m => ByteString -> m b
- plainResponse :: MonadSnap m => m ()
- jsonResponse :: MonadSnap m => m ()
- jsResponse :: MonadSnap m => m ()
- easyLog :: (Show t, MonadSnap m) => String -> t -> m ()
- getParam' :: MonadSnap m => ByteString -> m (Maybe ByteString)
- reqParam :: MonadSnap m => ByteString -> m ByteString
- readParam :: (MonadSnap m, Read a) => ByteString -> m (Maybe a)
- readMayParam :: (MonadSnap m, Read a) => ByteString -> m (Maybe a)
Documentation
finishEarly :: MonadSnap m => Int -> ByteString -> m bSource
Discard anything after this and return given status code to HTTP client immediately.
badReq :: MonadSnap m => ByteString -> m bSource
Finish early with error code 400
notFound :: MonadSnap m => ByteString -> m bSource
Finish early with error code 404
serverError :: MonadSnap m => ByteString -> m bSource
Finish early with error code 500
plainResponse :: MonadSnap m => m ()Source
Mark response as 'text/plain'
jsonResponse :: MonadSnap m => m ()Source
Mark response as 'application/json'
jsResponse :: MonadSnap m => m ()Source
Mark response as 'application/javascript'
easyLog :: (Show t, MonadSnap m) => String -> t -> m ()Source
Easier debug logging into error log. First argument is a
category/namespace and the second argument is anything that has a
Show
instance.
getParam' :: MonadSnap m => ByteString -> m (Maybe ByteString)Source
Alternate version of getParam that considers empty string Nothing
reqParam :: MonadSnap m => ByteString -> m ByteStringSource
Require that a parameter is present or terminate early.
readParam :: (MonadSnap m, Read a) => ByteString -> m (Maybe a)Source
Read a parameter from request. Be sure it is readable if it's there, or else this will raise an error.
readMayParam :: (MonadSnap m, Read a) => ByteString -> m (Maybe a)Source
Try to read a parameter from request. Computation may fail because the param is not there, or because it can't be read.