System.Process.Microlens

Lenses

cmdspec_ :: Lens' CreateProcess CmdSpec

Lens into the cmdspec entry of the CreateProcess record

cwd_ :: Lens' CreateProcess (Maybe FilePath)

Lens into the cwd entry of the CreateProcess record

env_ :: Lens' CreateProcess (Maybe [(String, String)])

Lens into the env entry of the CreateProcess record

stdin_ :: Lens' CreateProcess StdStream

Lens into the std_in entry of the CreateProcess record

stdout_ :: Lens' CreateProcess StdStream

Lens into the std_out entry of the CreateProcess record

stderr_ :: Lens' CreateProcess StdStream

Lens into the std_err entry of the CreateProcess record

closefds :: Lens' CreateProcess Bool

Lens into the close_fds entry of the CreateProcess record

creategroup :: Lens' CreateProcess Bool

Lens into the create_group entry of the CreateProcess record

delegatectlc :: Lens' CreateProcess Bool

Lens into the delegate_ctlc entry of the CreateProcess record

detachconsole :: Lens' CreateProcess Bool

Lens into the detach_console entry of the CreateProcess record

createnewconsole :: Lens' CreateProcess Bool

Lens into the create_new_console entry of the CreateProcess record

newsession :: Lens' CreateProcess Bool

Lens into the new_session entry of the CreateProcess record

childgroup :: Lens' CreateProcess (Maybe CGid)

Lens into the child_group entry of the CreateProcess record

childuser :: Lens' CreateProcess (Maybe CUid)

Lens into the child_user entry of the CreateProcess record

useprocessjobs :: Lens' CreateProcess Bool

Lens into the use_process_jobs entry of the CreateProcess record

Traversals

arguments :: Traversal' CmdSpec [String]

Traversal' into the arguments of a command

Examples:

>>> RawCommand "/bin/ls" ["-l"] ^. arguments
["-l"]

Classy Lenses

class HasStdin a where

Classy lens for types with a stdin

Methods

_Stdin :: Lens' a StdStream

Instances

HasStdin CreateProcess

Defined in System.Process.Microlens.CreateProcess

Methods

_Stdin :: Lens' CreateProcess StdStream

HasStdin StdStream

Defined in System.Process.Microlens.CreateProcess

Methods

_Stdin :: Lens' StdStream StdStream

class HasStdout a where

Classy lens for types with a stdout

Methods

_Stdout :: Lens' a StdStream

Instances

HasStdout CreateProcess

Defined in System.Process.Microlens.CreateProcess

Methods

_Stdout :: Lens' CreateProcess StdStream

HasStdout StdStream

Defined in System.Process.Microlens.CreateProcess

Methods

_Stdout :: Lens' StdStream StdStream

class HasStderr a where

Classy lens for types with a stderr

Methods

_Stderr :: Lens' a StdStream

Instances

HasStderr CreateProcess

Defined in System.Process.Microlens.CreateProcess

Methods

_Stderr :: Lens' CreateProcess StdStream

HasStderr StdStream

Defined in System.Process.Microlens.CreateProcess

Methods

_Stderr :: Lens' StdStream StdStream

Combinators

arguing :: String -> CmdSpec -> CmdSpec

Append an argument to the argument list of a RawCommand

Examples:

>>> arguing "-h" $ RawCommand "/bin/ls" ["-l"]
RawCommand "/bin/ls" ["-l","-h"]

>>> arguing "-h" (RawCommand "/bin/ls" ["-l"]) ^. arguments
["-l","-h"]