lens-4.17: Lenses, Folds and Traversals

Copyright(C) 2012-2016 Edward Kmett
LicenseBSD-style (see the file LICENSE)
MaintainerEdward Kmett <ekmett@gmail.com>
Stabilityexperimental
PortabilityRank2Types
Safe HaskellSafe
LanguageHaskell98

System.IO.Error.Lens

Contents

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

_AlreadyExists :: Prism' IOErrorType () Source #

_NoSuchThing :: Prism' IOErrorType () Source #

_ResourceBusy :: Prism' IOErrorType () Source #

_ResourceExhausted :: Prism' IOErrorType () Source #

_EOF :: Prism' IOErrorType () Source #

_IllegalOperation :: Prism' IOErrorType () Source #

_PermissionDenied :: Prism' IOErrorType () Source #

_UserError :: Prism' IOErrorType () Source #

_UnsatisfiedConstraints :: Prism' IOErrorType () Source #

_SystemError :: Prism' IOErrorType () Source #

_ProtocolError :: Prism' IOErrorType () Source #

_OtherError :: Prism' IOErrorType () Source #

_InvalidArgument :: Prism' IOErrorType () Source #

_InappropriateType :: Prism' IOErrorType () Source #

_HardwareFault :: Prism' IOErrorType () Source #

_UnsupportedOperation :: Prism' IOErrorType () Source #

_TimeExpired :: Prism' IOErrorType () Source #

_ResourceVanished :: Prism' IOErrorType () Source #

_Interrupted :: Prism' IOErrorType () Source #