Access.System.Environment

Documentation

module System.Environment

class Access io => EnvironmentAccess io where

Methods

getArgs' :: io [String]

getProgName' :: io String

getExecutablePath' :: io FilePath

getEnv' :: String -> io String

lookupEnv' :: String -> io (Maybe String)

withArgs' :: [String] -> IO a -> io a

withProgName' :: String -> IO a -> io a

getEnvironment' :: io [(String, String)]

Instances

EnvironmentAccess IO