sys-process-0.2.0: A replacement for System.Exit and System.Process.

Safe Haskell	None
Language	Haskell2010

Sys.StdStream

Documentation

data StdStream Source #

Constructors

Inherit	Inherit Handle from parent
UseHandle Handle	Use the supplied Handle
CreatePipe	Create a new pipe. The returned `Handle` will use the default encoding and newline translation mode (just like `Handle`s created by `openFile`).
NoStream

Instances

Eq StdStream Source #
Methods (==) :: StdStream -> StdStream -> Bool # (/=) :: StdStream -> StdStream -> Bool #
Show StdStream Source #
Methods showsPrec :: Int -> StdStream -> ShowS # show :: StdStream -> String # showList :: [StdStream] -> ShowS #
(Choice p, Applicative f) => AsNoStream p f StdStream Source #
Methods _NoStream :: Optic' * * p f StdStream () Source #
(Choice p, Applicative f) => AsCreatePipe p f StdStream Source #
Methods _CreatePipe :: Optic' * * p f StdStream () Source #
(Choice p, Applicative f) => AsUseHandle p f StdStream Source #
Methods _UseHandle :: Optic' * * p f StdStream Handle Source #
(Choice p, Applicative f) => AsInherit p f StdStream Source #
Methods _Inherit :: Optic' * * p f StdStream () Source #
AsStdStream p f StdStream Source #
Methods _StdStream :: Optic' * * p f StdStream StdStream Source #
AsStderr p f StdStream Source #
Methods _Stderr :: Optic' * * p f StdStream StdStream Source #
AsStdout p f StdStream Source #
Methods _Stdout :: Optic' * * p f StdStream StdStream Source #
AsStdin p f StdStream Source #
Methods _Stdin :: Optic' * * p f StdStream StdStream Source #

class AsStdStream p f s where Source #

Methods

_StdStream :: Optic' p f s StdStream Source #

Instances

(Profunctor p, Functor f) => AsStdStream p f StdStream Source #
Methods _StdStream :: Optic' * * p f StdStream StdStream Source #
AsStdStream p f StdStream Source #
Methods _StdStream :: Optic' * * p f StdStream StdStream Source #

class AsInherit p f s where Source #

Methods

_Inherit :: Optic' p f s () Source #

Instances

(Choice p, Applicative f) => AsInherit p f StdStream Source #
Methods _Inherit :: Optic' * * p f StdStream () Source #
AsInherit p f () Source #
Methods _Inherit :: Optic' * * p f () () Source #

class AsUseHandle p f s where Source #

Methods

_UseHandle :: Optic' p f s Handle Source #

Instances

(Choice p, Applicative f) => AsUseHandle p f StdStream Source #
Methods _UseHandle :: Optic' * * p f StdStream Handle Source #
AsUseHandle p f Handle Source #
Methods _UseHandle :: Optic' * * p f Handle Handle Source #

class AsCreatePipe p f s where Source #

Methods

_CreatePipe :: Optic' p f s () Source #

Instances

(Choice p, Applicative f) => AsCreatePipe p f StdStream Source #
Methods _CreatePipe :: Optic' * * p f StdStream () Source #
AsCreatePipe p f () Source #
Methods _CreatePipe :: Optic' * * p f () () Source #

class AsNoStream p f s where Source #

Methods

_NoStream :: Optic' p f s () Source #

Instances

(Choice p, Applicative f) => AsNoStream p f StdStream Source #
Methods _NoStream :: Optic' * * p f StdStream () Source #
AsNoStream p f () Source #
Methods _NoStream :: Optic' * * p f () () Source #