lens-4.2: Lenses, Folds and Traversals

Copyright	(C) 2012-2014 Edward Kmett
License	BSD-style (see the file LICENSE)
Maintainer	Edward Kmett <ekmett@gmail.com>
Stability	experimental
Portability	Rank2Types
Safe Haskell	None
Language	Haskell98

System.IO.Error.Lens

Contents

IOException Lenses
IOErrorType Prisms

Description

Synopsis

IOException Lenses

location :: Lens' IOException String Source

Where the error happened.

description :: Lens' IOException String Source

Error type specific information.

handle :: Lens' IOException (Maybe Handle) Source

The handle used by the action flagging this error.

fileName :: Lens' IOException (Maybe FilePath) Source

fileName the error is related to.

errno :: Lens' IOException (Maybe CInt) Source

errno leading to this error, if any.

errorType :: Lens' IOException IOErrorType Source

What type of error it is

IOErrorType Prisms

_Interrupted :: Prism' IOErrorType ()

_ResourceVanished :: Prism' IOErrorType ()

_TimeExpired :: Prism' IOErrorType ()

_UnsupportedOperation :: Prism' IOErrorType ()

_HardwareFault :: Prism' IOErrorType ()

_InappropriateType :: Prism' IOErrorType ()

_InvalidArgument :: Prism' IOErrorType ()

_OtherError :: Prism' IOErrorType ()

_ProtocolError :: Prism' IOErrorType ()

_SystemError :: Prism' IOErrorType ()

_UnsatisfiedConstraints :: Prism' IOErrorType ()

_UserError :: Prism' IOErrorType ()

_PermissionDenied :: Prism' IOErrorType ()

_IllegalOperation :: Prism' IOErrorType ()

_EOF :: Prism' IOErrorType ()

_ResourceExhausted :: Prism' IOErrorType ()

_ResourceBusy :: Prism' IOErrorType ()

_NoSuchThing :: Prism' IOErrorType ()

_AlreadyExists :: Prism' IOErrorType ()