HaskellWorks.Polysemy.System.Environment

Documentation

getArgs :: HasCallStack => Member (Embed IO) r => Sem r [String]

getProgName :: HasCallStack => Member (Embed IO) r => Sem r String

executablePath :: HasCallStack => Member (Embed IO) r => Maybe (Sem r (Maybe FilePath))

getExecutablePath :: HasCallStack => Member (Embed IO) r => Sem r String

getEnv :: HasCallStack => Member (Embed IO) r => Member (Error IOException) r => String -> Sem r String

lookupEnv :: HasCallStack => Member (Embed IO) r => String -> Sem r (Maybe String)

setEnv :: HasCallStack => Member (Error IOException) r => Member (Embed IO) r => String -> String -> Sem r ()

unsetEnv :: HasCallStack => Member (Error IOException) r => Member (Embed IO) r => String -> Sem r ()

getEnvironment :: HasCallStack => Member (Embed IO) r => Sem r [(String, String)]